Tag Archive for: Lithium Battery Manufacturers

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Why HiMAXBATT Lithium Batteries Are Revolutionizing Portable Marine Power Solutions

marine battery 24v 50ah lifepo4

In recent years, the demand for reliable, efficient, and portable power sources in marine applications has grown significantly. From recreational boating and fishing to emergency rescue operations, the need for durable energy storage solutions that can withstand harsh marine environments is critical. HiMAXBATT Lithium Batteries, developed by Shenzhen Himax Electronics Co., Ltd., are at the forefront of this transformation, offering unparalleled performance, safety, and sustainability for portable marine power boxes.

The Challenges of Marine Power Systems

Marine environments pose unique challenges for power storage solutions. Traditional lead-acid batteries, while widely used, are often too heavy, bulky, and prone to performance degradation under extreme conditions. Saltwater exposure, temperature fluctuations, and constant vibration demand batteries that are not only energy-dense but also rugged and resistant to corrosion.

Lithium technology has emerged as a game-changer in this space, and HiMAXBATT Lithium Batteries are specifically engineered to meet these challenges head-on.

12v marine battery

Why HiMAXBATT Stands Out

High Energy Density and Lightweight Design

HiMAXBATT Lithium Batteries offer exceptional energy density, allowing users to store more power in a compact and lightweight form factor. This is particularly advantageous for portable marine power boxes, where space and weight are often constrained. For example, a 100Ah HiMAXBATT battery weighs approximately 60% less than its lead-acid counterpart, making it easier to transport and install on small vessels or portable power packs.

 

Enhanced Safety Features

Safety is paramount in marine applications. HiMAXBATT batteries incorporate advanced safety mechanisms, including:

Multi-Layer Protection: Protection against overcharge, over-discharge, short circuits, and excessive current.

Thermal Stability: Built-in temperature management systems to prevent overheating, even in high-temperature environments.

 

Long Cycle Life and Durability

Unlike traditional batteries, which may suffer from sulfation or capacity loss due to partial charging, HiMAXBATT Lithium Batteries boast a cycle life of over 2,000 charges. This longevity translates to reduced replacement costs and minimal maintenance, making them ideal for marine enthusiasts and professionals who rely on consistent power availability.

 

Eco-Friendly Solution

As the world shifts towards sustainable energy practices, HiMAXBATT Lithium Batteries align with global environmental goals. They are free from heavy metals like lead and cadmium, and their high efficiency reduces energy waste. Moreover, their long lifespan means fewer batteries end up in landfills.

lithium-ion-batteries

 

Applications in Portable Marine Power Boxes

Portable marine power boxes equipped with HiMAXBATT Lithium Batteries are versatile tools for a wide range of scenarios:

Recreational Boating: Powering navigation devices, fish finders, USB charging ports, and small appliances.

Fishing Trips: Providing energy for electric trolling motors, coolers, and lighting systems.

Emergency and Rescue Operations: Ensuring reliable power for communication devices, medical equipment, and emergency beacons.

Off-Grid Adventures: Serving as a silent and clean energy source for camping, island hopping, and other aquatic activities.

 

The Future of Marine Power

As technology continues to evolve, the integration of smart features such as Bluetooth monitoring, state-of-charge indicators, and compatibility with solar charging systems will further enhance the usability of HiMAXBATT-powered marine power boxes. Shenzhen Himax Electronics Co., Ltd. is committed to innovation, continuously improving its products to meet the evolving needs of the marine industry.

 

Conclusion

HiMAXBATT Lithium Batteries are redefining portable marine power solutions by combining cutting-edge technology with robust design. Their lightweight nature, safety features, longevity, and environmental benefits make them the ideal choice for anyone seeking reliable power in marine environments. As the marine industry continues to embrace lithium technology, HiMAXBATT is poised to lead the charge towards a more efficient and sustainable future.

 

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Why Advanced Lithium Battery Technology is the Heartbeat of Modern Vehicle GPS Trackers

Lipo

SHENZHEN, China – In the rapidly evolving landscape of fleet management, asset security, and personal vehicle safety, the Vehicle GPS Tracker has become an indispensable tool. These compact devices provide real-time location data, geofencing alerts, and critical diagnostic information. However, their reliability is fundamentally dictated by one core component: the battery. While the software and GPS modules often receive the spotlight, it is the silent, enduring power of advanced lithium batteries that truly enables 24/7 operational integrity. Companies like Shenzhen Himax Electronics Co., Ltd. are at the forefront of developing power solutions that specifically meet the unique and demanding requirements of this industry.

The Unique Power Demands of GPS Tracking Units

Vehicle GPS trackers are not like everyday consumer electronics; their operational profile presents distinct challenges that not all batteries are equipped to handle.

Long Operational Life & Low Self-Discharge: Many trackers, especially those used for asset tracking, can spend months, or even years, installed in a vehicle without regular charging cycles. A standard battery would self-discharge and fail long before its intended mission is complete. Advanced lithium batteries, such as the HiMAXBATT series, are engineered with extremely low self-discharge rates, ensuring they retain their charge for extended periods and are ready to transmit data when needed.

 

Extreme Temperature Tolerance: A vehicle’s environment is harsh. From the freezing cold of a winter in northern climates to the scorching heat inside a parked car under the summer sun, temperature fluctuations are extreme. Inferior batteries can suffer from rapid capacity loss, reduced lifespan, or even catastrophic failure in these conditions. Lithium technology offers a wide operational temperature range, ensuring consistent performance from -10°C to 60°C.

 

High Energy Density: The most effective trackers are small and discreet, leaving minimal space for a battery. This necessitates a power source with the highest possible energy density—the amount of energy stored in a given unit of volume. Lithium batteries provide a superior energy density compared to traditional alkaline or nickel-metal hydride alternatives, allowing manufacturers to create more compact and powerful devices without sacrificing battery life.

 

Reliability and Safety: A tracker’s primary purpose is to be a dependable sentinel. Its battery must be utterly reliable. This involves built-in protections against common issues like short circuits, overcurrent, and over-discharge. Furthermore, robust construction is vital to prevent leakage, which could damage the sensitive electronics of the tracker itself.

custom lipo battery packs

custom lipo battery packs

Shenzhen Himax Electronics: Powering Connectivity with HiMAXBATT

Recognizing these critical needs, Shenzhen Himax Electronics has dedicated its engineering expertise to producing lithium batteries that serve as the dependable foundation for GPS tracking devices. The HiMAXBATT line is designed to directly address the pain points of tracker manufacturers and end-users.

HiMAXBATT batteries for GPS applications prioritize longevity and stability. By utilizing high-quality raw materials and precise manufacturing processes, Himax ensures each cell delivers on its promised capacity and cycle life. This commitment to quality translates directly to reduced maintenance costs, fewer false alerts caused by power failure, and ultimately, more trustworthy data for businesses relying on these tracking systems.

For trackers with more frequent reporting intervals or those that incorporate additional features like Bluetooth, accelerometers, or continuous remote control blocking capabilities, Himax offers robust lithium polymer (Li-Po) solutions. These batteries provide the necessary rechargeable power and high discharge rates while maintaining the compact form factor essential for hidden installations.

The Future is Powered by Intelligence

The next frontier for vehicle tracking is not just about location, but about predictive intelligence. Future trackers will analyze driving patterns, predict maintenance needs, and integrate deeper with IoT ecosystems. This increased processing power will demand even more from their batteries.

Innovators in the battery space are already responding. The focus is on enhancing energy density even further and integrating smarter Battery Management Systems (BMS) at the cell level. This allows for more accurate state-of-charge monitoring and communication with the tracker itself, enabling end-users to receive precise alerts about the battery’s health long before it depletes.

Conclusion: The Unseen Engine of Security

In the world of GPS tracking, the most sophisticated software is rendered useless without a reliable power source. The battery is the unsung hero, the unseen engine that powers global connectivity and security. As the market continues to grow and technology advances, the partnership between GPS tracker manufacturers and specialized battery companies like Shenzhen Himax Electronics will become increasingly crucial. It is this synergy that will drive the innovation needed to create ever-more reliable, efficient, and intelligent tracking solutions for a connected world.

About Shenzhen Himax Electronics Co., Ltd.:
Shenzhen Himax Electronics Co., Ltd. is a specialized manufacturer and supplier of high-quality lithium batteries. Its HiMAXBATT product line serves a wide range of applications, including GPS tracking devices, IoT sensors, security systems, and consumer electronics. The company is committed to providing reliable, safe, and innovative power solutions supported by strong engineering and customer service.

 

 

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Comparison of 18650 & 21700 lithium-ion cells from Samsung SDI, LG Energy Solution, Panasonic/Sanyo, and mainstream Chinese manufacturers (like EVE, Lishen, CATL, BAK, DLG, etc.).

18650-vs-21700-li-ion-cells

The comparison focuses on key battery characteristics: performance, reliability, energy density, cycle life, safety, and price.

Battery Cell Manufacturer Comparison

(18650 & 21700 Li-ion Cylindrical Cells)

Feature / Brand Samsung SDI LG Energy Solution Panasonic / Sanyo Chinese Brands (EVE, Lishen, BAK, etc.)
Cell Types 18650, 21700 18650, 21700 18650, 21700 18650, 21700, 26700, custom
Energy Density (Wh/kg) 250–270 240–260 260–280, highest 200–250 average
Cycle Life

(0.5C–1C)

 800–1200 800–1000 1000–1500 500–800

(varies by brand)
Max Discharge Rate 5C–15C

(some power cells 30C burst)

 3C–10C 3C–10C 2C–10C

(some high-power cells 15C)
Consistency ★★★★☆ (High)

(±1–2%)

 ★★★★☆ (High)

(±1–2%)

 ★★★★★

(Excellent)

(±1% or better)

 ★★☆☆☆

(varies greatly)

(±3–8%typical)
Charge Temperature Toerance 0°C to 45°C 0°C to 45°C 0°C to 50°C 0°C to 45°C
Discharge Temperature Tolerance –20°C to 60°C –20°C to 60°C –30°C to 60°C –10°C to 55°C typical
Self-Discharge <2%/month <2%/month <1.5%/month 2–5%/month (more variation)
Safety / QC ★★★★☆ (strong BMS and test history) ★★★★☆ ★★★★★

(Tesla supplier level QC)

 ★★☆☆☆ (some lack full QC)
Availability Global, broad range Global, broad range Limited for public, OEM focused Widely available (Alibaba, etc.)
Typical Use Cases Power tools, EV packs, e-bikes E-bikes, energy storage EVs (Tesla), industrial applications Flashlights, scooters, budget power banks

Himax - 14.8v-2500mAh 18650 battery pack

Performance Summary by Format

Brand Best 18650 Model Best 21700 Model
Samsung SDI INR18650-30Q (3000mAh, 15A) INR21700-50E (5000mAh, 9.8A)
LG Energy INR18650-MJ1 (3500mAh, 10A) INR21700-M50LT (5000mAh, 7.3A)
Panasonic NCR18650GA (3450mAh, 10A) NCR21700A (5000mAh, 10A)
Chinese Brands BAK N18650CK (2600mAh, 5C) EVE INR21700/50V (5000mAh, 10A)

Pros & Cons Overview

Brand Pros Cons
Samsung High energy density, reliable, widely used, good balance Can be costly, some fakes on market
LG Strong performance, efficient cells, trusted OEM Some heat sensitivity on older models
Panasonic Most stable and long-life, best QC (used by Tesla) Price premium, less accessible
Chinese Brands Cheap, good for mass deployment, wide range Less consistency, shorter lifespan, more fakes and spec inflation

Panasonic-18650-B

Notes:

Chinese manufacturers are improving rapidly (EVE, Lishen, REPT, CALB, etc.) and some high-end cells now rival Korean/Japanese brands.

Fakes are common, especially for Samsung/LG/Panasonic 18650 cells sold through unofficial channels.

Always verify with datasheets and request MSDS + test reports when sourcing.

 

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Comparison of Li-ion, LiPO (Lithium Polymer), and LiFePO₄(Lithium Iron Phosphate) batteries advantages and disadvantages.

Li_ion_vs_lifepo4

1. Li-ion (Lithium-ion)

Typically refers to cylindrical (e.g., 18650 li-ion) or prismatic cells using NMC or NCA chemistry.

✅ Advantages:

High energy density → longer run time for given size/weight.

Relatively long cycle life (500–1000+ cycles).

Low self-discharge (~1–2% per month).

Widely available and mature technology.

Stable form factor (especially cylindrical 18650/21700 cells).

❌ Disadvantages:

Thermal runaway risk if punctured or overcharged.

Needs precise BMS protection to ensure safety.

Capacity drops in high temperature or over time.

2. LiPo (Lithium Polymer)

A subset of Li-ion using a gel-like electrolyte, typically found in soft pouch cells.

✅ Advantages:

Very lightweight and thin, excellent for drones, RC, and custom-fit designs.

High discharge rates (C-rate) – great for burst power.

Flexible shapes/sizes available.

❌ Disadvantages:

Less mechanically stable – more prone to swelling and damage.

Shorter cycle life (300–500 cycles) compared to cylindrical Li-ion.

High risk of fire if punctured or improperly charged.

Requires very careful charging (must use a LiPo charger with balance).

3. LiFePO₄ (Lithium Iron Phosphate)

Known for high safety and longevity, commonly used in solar, UPS, and EV applications.

✅ Advantages:

Extremely long cycle life (2000–5000+ cycles).

Very safe – no thermal runaway or fire under normal conditions.

Wide temperature tolerance.

Flat voltage curve → consistent power output.

Environmentally friendlier than cobalt-based cells.

❌ Disadvantages:

Lower energy density (~90–120 Wh/kg) → larger and heavier for same capacity.

More expensive per Wh in some cases (though decreasing).

Lower voltage per cell (3.2 V nominal vs 3.7 V for Li-ion) → may require more cells in series.

LiFePO4_vs._lead-acid_batteries

 

Battery Technology Comparison Table

Feature Li-ion LiPO

(Lithium Polymer)

 LiFePO₄

(Lithium Iron Phosphate)
Nominal Voltage 3.6–3.7 V 3.7 V 3.2 V
Specific Energy Density 180–250 Wh/kg 130–200 Wh/kg 90–140 Wh/kg
Volumetric

Energy Density

 400–700 Wh/L 300–500 Wh/L 220–350 Wh/L
Cycle Life 500–1000+ 300–500 2000–5000+
Discharge Rate (C-rate) Moderate

(1C–5C typical,some up to 8C)

 High

(up to 50C)

 Moderate

(1C–3C, some up to 10C)
Weight/Size Efficiency compact, cylindrical thin, flexible bulky, heavy
Safety Moderate

(needs BMS)

 Low

(swelling, fire risk if damaged)

 Very High

(thermally stable)
Temperature Tolerance 0°C to 45°C 0°C to 40°C -20°C to 60°C
Form Factor Cylindrical / prismatic Flexible pouch Cylindrical / prismatic
Self-Discharge Rate ~2%/month ~5%/month ~3%/month
Best Use Cases Consumer

electronics, tools

 Drones, RC, wearables Solar, EVs, UPS, storage

Energy Density Comparison (Chart)

Battery Type Wh/kg (Energy/Weight) Wh/L (Energy/Volume)
Li-ion 180–250 Wh/kg 400–700 Wh/L
LiPO 130–200 Wh/kg 300–500 Wh/L
LiFePO₄ 90–140 Wh/kg 220–350 Wh/L

Li-ion: Best balance of size and energy → great for compact applications

LiPo: Light and high-power burst, but less dense and less safe

LiFePO₄: Bulky, but ultra-long life and very safe

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Why Proper Handling of LiPo Batteries Can Prevent Dangerous Short Circuits

lipo_Battery_customization

Lithium Polymer (LiPo) batteries are widely used in consumer electronics, drones, RC vehicles, and portable devices due to their high energy density and lightweight properties. However, improper handling can lead to short circuits, which may cause overheating, fires, or even explosions. As a leading battery manufacturer, Shenzhen Himax Electronics Co., Ltd. emphasizes the importance of safe LiPo battery usage to prevent accidents. This article explores the causes of short circuits and provides practical guidelines to mitigate risks.

What Causes a LiPo Battery Short Circuit?

A short circuit occurs when the positive and negative terminals of a battery are directly connected with little to no resistance, causing excessive current flow. Key causes include:

Damaged Battery Wrapping – Physical damage to the outer insulation can expose internal electrodes, leading to accidental contact with conductive materials.

 

Improper Storage – Storing LiPo batteries near metal objects (e.g., keys, coins) increases the risk of terminal contact.

 

Faulty Wiring or Charging – Using damaged cables or incorrect chargers may create unintended electrical paths.

Punctures or Crushing – Mechanical stress can breach the battery’s internal layers, causing a direct short.

LiPO-Battery

 

How to Prevent LiPo Battery Short Circuits

1. Inspect Batteries Regularly

Before use, check for:

Swelling or leaks – A bloated LiPo battery indicates internal damage and should be disposed of properly.

Torn Wrapping – Replace damaged insulation immediately with high-quality heat-shrink tubing.

2. Store Batteries Safely

Use non-conductive storage bags or fireproof containers.

 

Keep terminals protected with insulating caps or tape.

Avoid extreme temperatures and humid environments.

3. Handle with Care During Charging

Always use a LiPo-compatible charger with balance charging functionality.

Never leave charging batteries unattended.

Place batteries on a non-flammable surface (e.g., ceramic tile).

4. Avoid Physical Damage

Do not puncture, bend, or crush LiPo batteries.

Transport batteries in cushioned cases to prevent impacts.

5. Proper Disposal

Discharge depleted LiPo batteries fully before recycling.

Follow local regulations for hazardous waste disposal.

Industry Standards and Himax’s Commitment

At Shenzhen Himax Electronics Co., Ltd., we adhere to international safety standards (UN38.3) to ensure our LiPo batteries meet rigorous testing for short-circuit prevention. Our products feature:

Multi-layered separators to reduce internal short risks.

Robust PVC wrapping for enhanced puncture resistance.

Built-in protection circuits (for select models) to mitigate overcurrent.

Conclusion

Short circuits in LiPo batteries are preventable with proper handling, storage, and charging practices. By following these guidelines, users can maximize both safety and battery performance. Shenzhen Himax Electronics Co., Ltd. remains dedicated to advancing LiPo battery technology while promoting responsible usage worldwide.

Stay safe, stay powered!

 

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High-Capacity 7.4V Lithium-ion Batteries for Food Processing Devices – Powered by HIMAX ELECTRONICS

7.4V lithium 18650 battery

Reliable Li-ion Battery Solutions for Portable Food Appliances

As modern lifestyles increasingly demand convenience and mobility, portable electric food processing devices like electric lunch boxes, portable electric pots, travel steam irons, and electric heating cups have become household essentials. At the heart of these compact appliances lies a powerful and reliable energy source — the 7.4V lithium-ion batteries.

With over 12 years of expertise as a rechargeable battery manufacturer, HIMAX ELECTRONICS specializes in producing high-capacity lithium-ion batteries that are perfectly suited for the unique power needs of these devices. As a battery factory with a strong R&D and production foundation, we deliver cost-effective, factory-direct pricing and customizable battery solutions to meet diverse client requirements worldwide.

Why 7.4V Lithium-ion Batteries are Ideal for Portable Food Devices

1. Compact Size & Lightweight Design

Our 7.4V batteries are engineered with portability in mind — making them ideal for handheld or travel-friendly appliances. With reduced size and minimal weight, these batteries do not compromise the ergonomics or aesthetics of devices such as:

  • Electric heating lunch boxes
  • Portable water boilers
  • Mini travel steamers
  • Heated travel mugs

2. High Energy Density = Longer Working Time

With capacities ranging from 8Ah to 13Ah, our 7.4V lithium-ion batteries can power food appliances for extended hours without frequent recharging — a key advantage for travelers, office workers, or outdoor users.

3. Rechargeable and Environmentally Friendly

Unlike disposable batteries, lithium-ion packs are rechargeable for 500+ cycles, reducing electronic waste and offering a cost-effective long-term solution for OEMs and consumers.

4. Safety and Stability

Our batteries include customized BMS (Battery Management System) that ensures safety features such as:

  • Over-charge protection
  • Over-discharge protection
  • Short circuit protection
  • Thermal stability

This makes them safe to use in food-related appliances even in enclosed or high-temperature conditions.

5. Customization and OEM Capability

We provide OEM/ODM services tailored to client-specific product dimensions, connectors, discharge rates, and certifications (UN38.3, MSDS, CE, UL on request).

electric-lunch-box-battery

Product Comparison Table – 7.4V Lithium-ion Batteries

Model Nominal Voltage Capacity (Ah) Max Discharge Current Dimensions (mm) Weight (g) Typical Applications
7.4V 8Ah Battery 7.4V 8Ah 8A 70x40x30 ~350g Electric Lunch Box, Heating Cup
7.4V 10Ah Battery 7.4V 10Ah 10A 75x45x35 ~420g Portable Pot, Heated Mug, Steam Iron
7.4V 13Ah Battery 7.4V 13Ah 13A 80x50x40 ~490g Portable Blanket, High-Power Devices

HIMAX ELECTRONICS – Your Trusted Battery Manufacturer

As an ISO-certified battery manufacturer based in China, HIMAX ELECTRONICS has served global customers for more than a decade, especially in the portable home appliance and consumer electronics sectors. Our dedicated factory, complete with automated welding machines, aging equipment, and advanced test lines, ensures strict quality control and fast lead times.

We are proud to:

  • Be thelong-term battery supplier for a leading electric lunch box brand LunchEAZE.
  • Offer bulk production capabilityfor high-volume orders.
  • Deliver competitive pricesthanks to our direct factory model.
  • Provide full technical supportfrom design to delivery.

Application Highlights

✅ Electric Lunch Box:

Continuous heating for 2–4 hours

Compact fit inside inner housing

Safe operation with food-grade materials

 

✅ Portable Electric Pot:

High current output to boil small quantities quickly

Reliable performance even during outdoor use

 

✅ Electric Heating Cup:

Warm beverages on-the-go

BMS ensures safe internal heating

 

✅ Travel Steam Iron:

Instant heating capability

Lightweight, doesn’t add to luggage burden

 

✅ Portable Electric Blanket:

Extended warmth for 6–8 hours

Especially ideal for camping or long drives

ICR 7.4V 8Ah Lithium Ion Battery Pack

Choose the Right Battery Partner – Choose HIMAX

Whether you’re a device brand, appliance manufacturer, or OEM project developer, HIMAX ELECTRONICS delivers reliable, affordable, and scalable battery solutions. With a wide range of custom 7.4V lithium-ion battery packs and a decade-long track record, we are the go-to partner for your food processing equipment power needs.

Ready to upgrade your product’s battery performance?

Contact HIMAX ELECTRONICS for datasheets, samples, and quotations.

 

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Why Lithium-Ion Batteries Are Ideal for Mobile Equipment

3.7v-lithium-ion-battery

Why Our Factory-Made Lithium Batteries Are Ideal for Mobility Applications

 

As a professional battery manufacturer with over 12 years of experience, we specialize in producing high-quality rechargeable battery solutions. Our product line includes Li-ion batteries, LiFePO4 (Lithium Iron Phosphate) batteries, LiPo (Lithium Polymer) batteries, and NiMH batteries. With in-house production lines, automated welding equipment, and aging test systems, we ensure every battery pack we deliver is safe, reliable, and built to perform.

 

In this blog, we are proud to introduce our popular models—24V 7Ah, 8Ah, and 9Ah Li-ion batteries, along with our 25.6V 10Ah LiFePO4 battery—engineered for use in a wide range of electric mobility applications:

 

  • Personal electric vehicles(e-bikes, scooters, e-skateboards)
  • Portable medical devices
  • Electric wheelchairs and mobility scooters

boat-battery-size

Why Lithium-Based Batteries Are Ideal for Mobile Equipment

 

1.Rechargeability and Long Cycle Life

One of the most significant advantages of lithium-based batteries is their ability to be recharged hundreds to thousands of times. This makes them an eco-friendly and cost-effective solution for devices that are used daily.

 

  • Li-ion batteriestypically support 500-800 full charge cycles.
  • LiFePO4 batteriescan deliver over 2000 cycles, making them ideal for long-term use.

 

2.Compact Size and Flexible Design

  • Our 24V battery packs are compact, lightweight, and customizable to fit into limited spaces—a crucial advantage for wearable medical devicesor compact mobility scooters.

 

  • Our factory-made lithium batteries offer high energy density, resulting in smaller sizes for the same capacity.
  • Flexible design allows for cylindrical or prismatic cells, depending on your device layout.

3.High Capacity for Long Runtime

We offer a wide range of capacities from 7Ah to 10Ah, enabling longer use per charge:

Model Nominal Voltage Capacity Chemistry Cycle Life Application
24V 7Ah 24V 7Ah Li-ion 500-800 E-scooter, light wheelchair
24V 8Ah 24V 8Ah Li-ion 500-800 E-bike, foldable scooter
24V 9Ah 24V 9Ah Li-ion 500-800 Portable ventilators, powered carts
25.6V 10Ah 25.6V 10Ah LiFePO4 2000+ Wheelchairs, patient transport devices

H3: 4. Safety and Stability

Our Li-ion and LiFePO4 batteries are equipped with advanced Battery Management Systems (BMS) that provide protection against:

 

  • Overcharge
  • Over-discharge
  • Short-circuit
  • Over-temperature

 

Especially, LiFePO4 chemistry is known for thermal and chemical stability, offering peace of mind for use in medical-grade equipment.

H3: 5. Sustainable and Cost-Efficient

Unlike disposable battery solutions, our rechargeable batteries reduce long-term cost and environmental impact:

 

  • Rechargeable up to 2000 times
  • Less e-waste
  • Lower replacement frequency

 

Applications in Detail

 

  • Personal Electric Vehicles: Our 24V lithium batteries are widely used in compact e-mobility applications:
  • Electric scooters: Lightweight and compact design supports portability
  • E-bikes: Long range without increasing battery volume
  • Skateboards: Slim form factor with consistent high output
  • Wheelchair: Good quality and stable performance. Safety is initial.

 

With stable discharge voltage, these batteries help ensure uninterrupted operation in life-critical devices.

 

Electric Wheelchairs and Mobility Scooters

For seniors or those with mobility challenges, battery performance directly affects quality of life. Our LiFePO4 25.6V 10Ah battery:

 

Offers high safety and long lifespan

Enables long-distance rides

Reduces weight for ease of transport

Why Choose Us As Your Battery Manufacturer

We are more than just a battery supplier—we are a dedicated battery factory with in-house engineering and manufacturing teams. Working with us means:

 

  • Factory-direct pricing
  • Customizable solutions
  • Strict quality control
  • Fast lead times

 

Our Factory Capabilities Include:

 

  • Automated battery welding machinesfor consistency
  • Aging test equipmentfor pre-delivery performance validation
  • OEM/ODM support for custom voltage, shape, BMS, and connectors

10C_discharge_battery

 

Final Thoughts – A Reliable Partner for Your Battery Needs

 

Whether you are developing a next-generation mobility scooter or medical transport device, choosing the right battery is essential. With over 12 years of battery manufacturing experience, we provide safe, efficient, and high-performance 24V batteries that keep your innovations moving forward.

 

Contact us to request samples, datasheets, or a customized quote!

 

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Poor Li-ion Cell Consistency: What’s the Root Cause and How to Solve It?

lithium-ion battery vendor

A Critical Path to Improving Li-ion Battery Pack Performance and Service Life

In Li-ion battery systems, poor consistency among cells is widely recognized as a core issue impacting the performance, safety, and lifespan of the entire battery pack. It not only limits the effective energy output but also introduces risks such as thermal runaway and uneven degradation during cycling.

This article analyzes poor consistency across multiple dimensions—capacity, internal resistance, voltage, self-discharge rate, and thermal response—and outlines the underlying causes and solutions to improve reliability and operational efficiency of Li-ion battery packs.

What Is Poor Li-ion Cell Consistency?

Poor Li-ion Cell consistency refers to significant variations in key electrical characteristics among Li-ion battery cells within the same pack or production batch. It is typically manifested in the following ways:

1. Capacity Inconsistency

When the rated or actual discharge capacity difference between cells exceeds ±3%, the performance of the entire Li-ion battery pack is limited by the weakest cell (the “barrel effect”), reducing usable capacity by up to 15%.

2. Internal Resistance Inconsistency

A ≥5% difference in internal resistance causes some cells to overheat during charge/discharge cycles, accelerating aging and triggering a vicious cycle:
higher resistance → higher temperature → further resistance increase.

3. Voltage Inconsistency

If the open-circuit voltage (OCV) deviation exceeds 0.05V, cells in series configurations are prone to imbalance—low-voltage cells may be over-discharged, and high-voltage cells overcharged, leading to cycle instability and safety concerns.

4. Self-Discharge Rate Differences

Variations in self-discharge rates cause SOC (state of charge) divergence after idle storage. The K-value (voltage drop over time) should be used to detect and screen out abnormal cells. Failure to do so increases pack inconsistency over time.

5. Thermal Response Inconsistency

If temperature differences between cells exceed 5°C during operation, localized hot spots may accelerate aging, widening performance disparities further.

li-ion 18650 battery

Causes of Poor Li-ion Cell Consistency

1. Manufacturing Process Variations

Uneven slurry coating and variations in active material density

Inconsistent roll-pressing thickness

Errors in electrolyte injection or sealing processes

These factors result in initial inconsistencies in Li-ion battery cells at the production stage.

2. Amplification During Use

Small initial differences become magnified through charge/discharge cycles:

Lower-capacity cells are more prone to over-discharge, damaging active material

Higher-capacity cells may remain near overcharge conditions, increasing the risk of lithium plating

3. Safety and System-Level Impacts

Risks of localized lithium plating and thermal runaway increase significantly (see “Li-ion Battery Safety Issues and Failure Analysis”)

BMS (Battery Management System) balancing strategies cannot fully compensate for long-term physical differences between cells

Solutions to Improve Cell Consistency

Manufacturing-Side Improvements:

  1. Slurry Coating and Roll-Press Optimization:
    Control electrode sheet density variation within ±1.5%to ensure uniform active material distribution.
  2. Vacuum Drying Temperature Uniformity:
    Maintain drying oven temperature deviation under 3°Cto ensure uniform electrolyte behavior and separator integrity.
  3. Multi-Parameter Cell Sorting and Grouping:
    Sort and assemble cells based on capacity, internal resistance, and voltage, ensuring matched characteristics before pack assembly.

Application-Side Improvements:

  1. Thermal Management at Module Level:
    Keep temperature differences across modules within 5°Cto prevent uneven degradation.
  2. Intelligent Balancing System:
    Use active balancing strategies(e.g., energy transfer-based BMS) to dynamically equalize SOC across cells.
  3. Routine Monitoring and Maintenance:
    Continuously track internal resistance and voltage changes to detect and isolate underperforming cells early.

Himax - 14.8v-2500mAh 18650 battery pack

Final Thoughts: Consistency Is the Foundation of Battery System Safety

While not always a visible parameter, cell consistency is the underlying logic of long-term reliability in any Li-ion battery system. By combining precision-controlled manufacturing with real-time system-level balancing, manufacturers can significantly improve battery pack consistency, extend service life, and ensure safety under demanding conditions.

For high-performance Li-ion battery pack applications—such as energy storage systems (ESS), power tools, and medical devices—cell consistency is the critical factor that distinguishes a qualified product from an outstanding one.

Interested in our expertise in cell grading, automated consistency testing, or BMS balancing solutions?
Contact the HIMAX ELECTRONICS sales team for detailed documentation, product samples, or engineering consultation.

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Why Lithium Batteries Are the Ideal Power Source for Solar-Powered Surveillance Systems

backup-power-battery

As security becomes a greater concern in both urban and rural environments, solar-powered surveillance systems are emerging as a practical solution for remote monitoring. These systems are widely used in farms, parking lots, construction sites, and other off-grid areas where power access is limited. A critical component of every solar-powered surveillance system is its energy storage—and that’s where lithium batteries come in.

At Himax Electronics Co., Ltd., we specialize in the development and supply of custom lithium battery packs for solar monitoring systems. Our clients across North America, Europe, and Australia rely on us for dependable battery solutions that ensure stable performance in various outdoor conditions. But why are lithium batteries such a perfect fit for these systems? This article explores the key reasons and technical advantages in simple, clear terms.

1. Reliable Power Storage for Day and Night Operation

One of the main challenges of solar-powered equipment is energy fluctuation. While the sun can generate power during the day, the surveillance system still needs to operate at night or during cloudy weather. This is where a dependable battery becomes essential.

Lithium batteries, especially LiFePO4 (Lithium Iron Phosphate) types, are known for their high energy density and stable voltage output. They can store enough power during the day to keep the camera and communication systems running all night. Compared to lead-acid or NiMH batteries, lithium batteries can deliver consistent voltage over longer periods, ensuring uninterrupted surveillance.

At Himax, our most popular battery configurations for solar monitoring systems include:

3.7V 10Ah Li-ion battery packs

12V 20Ah or 50Ah LiFePO4 battery packs

25.2V 15Ah Li-ion battery packs (21700 cells)

Each pack is custom-made based on your equipment’s voltage, size, and current requirements.

2. Longer Lifespan in Harsh Outdoor Environments

Solar-powered surveillance systems are typically placed outdoors in extreme conditions—ranging from freezing winters to hot summers. This requires a battery that can withstand wide temperature ranges while maintaining performance and safety.

LiFePO4 batteries are especially suitable due to their strong thermal stability and long cycle life. Most Himax LiFePO4 packs operate between -20°C and +60°C, making them reliable even in deserts, mountains, or coastal regions. They also have a life cycle of 2000+ cycles, much longer than traditional lead-acid batteries that degrade after 300–500 cycles.

This long lifespan reduces maintenance needs, saving cost and effort for system owners—especially important in remote installations.

3. Lightweight and Space-Saving Design

When installing surveillance systems on poles or walls, battery weight and size matter. Heavy batteries require stronger mounting and increase installation complexity.

Lithium batteries are much lighter and more compact than lead-acid batteries with the same capacity. This allows the entire solar monitoring system to be smaller, neater, and easier to install.

For example, a 12V 20Ah LiFePO4 battery from Himax weighs around 2.5kg, while a similar-capacity lead-acid battery could weigh over 6kg. This compact design enables manufacturers to offer sleek, integrated camera units with solar panels and batteries all in one.

4. Fast Charging and High Efficiency

Solar-powered systems rely on efficient charging during limited daylight hours. The battery must be able to absorb solar energy quickly and efficiently before sunset.

Lithium batteries have a higher charging efficiency (over 95%) than lead-acid (around 70–80%), which means more solar power is stored in less time. They also support higher charge and discharge rates, making them well-suited for systems with varying power loads such as PTZ (Pan-Tilt-Zoom) cameras, motion sensors, and wireless transmitters.

Himax lithium battery packs come with smart BMS (Battery Management System) that optimizes charging performance while protecting the battery from over-voltage, over-current, and temperature issues.

5. Environmentally Friendly and Safe

More companies and governments are focusing on eco-friendly solutions. Lithium batteries are cleaner and safer than other battery types.

LiFePO4 batteries contain no toxic heavy metals and are easier to recycle. They are also chemically stable, with low risk of explosion or leakage, making them ideal for unattended installations in public or wildlife areas.

6. Smart Customization for Unique Projects

Each surveillance system is different. Some require high-current output, others need compact designs. This is where working with a custom battery manufacturer like Himax adds real value.

We work closely with our clients to design custom battery packs that fit their system’s housing, match voltage and current needs, and include the correct connectors (such as DC5521, XT60, or Molex).

We also support features like:

USB-C charging

Waterproof casing

LED power indicators

Built-in heating for cold climates

This customization allows our customers to launch products faster, reduce design errors, and improve end-user satisfaction.

Conclusion: Himax Powers Smarter, Safer Surveillance

As demand for off-grid security solutions increases, solar-powered surveillance systems are becoming a critical part of infrastructure, agriculture, logistics, and public safety. These systems depend on high-performance batteries to ensure reliability—day and night, summer or winter.

Lithium batteries offer the perfect balance of power, safety, longevity, and efficiency, making them the best energy storage solution for solar surveillance devices. Whether you’re installing a single unit or deploying hundreds across a city or rural area, choosing the right battery is key to system success.

At Himax Electronics Co., Ltd., we help manufacturers and solution providers power their solar security systems with dependable lithium battery packs. With over 13 years of experience in Li-ion and NiMH battery customization, advanced production capabilities, and global export expertise, we’re ready to support your next project.

If you’re looking for a long-term battery partner for solar surveillance systems, contact Himax today. Let’s build smarter security together.

 

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Why Lithium Batteries Are the Best Choice for Heated Lunch Boxes

electric-lunch-box-battery

In today’s fast-paced world, convenience and mobility are no longer luxuries—they are expectations. One device that has grown increasingly popular in recent years is the heated lunch box, allowing users to enjoy warm meals anytime and anywhere. From office workers and students to delivery drivers and field engineers, the demand for portable, reliable food-heating solutions continues to rise. Among the various power options available, lithium batteries have emerged as the top choice for this application. At Himax Electronics Co., Ltd., we specialize in providing reliable lithium battery packs tailored to heated lunch box manufacturers worldwide. But why are lithium batteries such a smart fit for this niche product? Let’s explore the reasons in detail.

7.4V lithium 18650 battery

1. Compact Size and Lightweight Advantage

One of the key selling points of a heated lunch box is its portability. Users expect the device to be easy to carry, especially when used in commuting or outdoor environments. This is where lithium batteries shine.

Lithium-ion and lithium-polymer (LiPo) batteries offer superior energy density compared to traditional battery types like nickel-metal hydride (NiMH) or sealed lead-acid (SLA) batteries. This means more power can be stored in a smaller and lighter package, directly benefiting the design of lunch boxes. Manufacturers can reduce the size and weight of the unit without sacrificing performance.

At Himax, we’ve developed custom lithium battery packs such as 3.7V 5000mAh or 7.4V 4000mAh configurations that are slim and compact enough to fit into small compartments, all while powering a heating element for up to an hour or more.

2. Higher Efficiency and Stable Output

A heated lunch box needs to deliver consistent heating performance, typically using a low-voltage heating plate or ceramic heating element. To do this effectively, the battery must deliver a stable output over the entire discharge cycle.

Lithium batteries are known for their flat discharge curve, which means they can maintain a consistent voltage output until the charge is nearly depleted. This contrasts with NiMH batteries, whose voltage drops more rapidly during use. This consistent power delivery is essential to keep food heated evenly, avoiding cold spots or underperformance.

Moreover, lithium batteries are highly efficient, reducing energy loss during discharge. For users, this translates into faster heating times and longer operating durations, even in compact designs.

3. Fast Charging Capabilities

Nobody wants to wait hours for their lunch box battery to recharge. One of the greatest benefits of lithium battery technology is its fast charging capability.

Lithium batteries typically support 1C charging rates, and with smart Battery Management Systems (BMS), can be safely recharged in 1 to 2 hours depending on capacity. Some advanced models even support USB-C charging, allowing users to top up the battery using power banks, car chargers, or wall adapters.

At Himax, we offer custom charging solutions, integrating protection circuits and smart charging modules that ensure both safety and speed, giving users peace of mind.

4. Longer Lifespan for Daily Use

Heated lunch boxes are often used daily, so battery durability becomes a major consideration. Fortunately, lithium batteries are built for longevity.

Whereas NiMH or SLA batteries may last for a few hundred cycles, LiFePO4 and Li-ion batteries can exceed 800–1000 charge/discharge cycles with proper care. This means the battery will continue to perform well even after a year or two of daily use.

Longer battery life also contributes to lower maintenance costs and a better user experience over time, reducing the need for frequent replacements.

Himax’s lithium battery packs are rigorously tested to meet international safety and durability standards (such as UN38.3, MSDS, CE, and RoHS), ensuring that manufacturers can confidently deliver a product that lasts.

5. Enhanced Safety Features

Safety is critical, especially when combining electricity with food and heat. Lithium battery packs designed for lunch boxes must be robust against overcharging, overheating, and short-circuit risks.

Modern lithium batteries come with built-in Battery Management Systems (BMS), which offer multiple levels of protection:

Overcharge/over-discharge protection

Short circuit protection

Temperature control

Balance charging (in multi-cell configurations)

At Himax, we customize our lithium battery packs with advanced BMS modules tailored to the application, ensuring safe performance in a wide range of environments—including offices, schools, and outdoors.

6. Eco-Friendly and Compliant with Regulations

Consumers are becoming more environmentally conscious, and product regulations are getting stricter worldwide. Compared to older battery chemistries, lithium batteries are more eco-friendly, especially LiFePO4, which contains no toxic heavy metals.

They are easier to recycle, and thanks to their longer lifespan, generate less electronic waste over time. Most importantly, lithium batteries meet the requirements of RoHS, REACH, and UN38.3 transport regulations—essential for global export.

Himax helps manufacturers meet these requirements by providing complete certification documentation, simplifying the compliance process.

lithium 7.4V 8ah

Conclusion: Himax Powers a Smarter Lunch Experience

Heated lunch boxes are not just a gadget—they represent a shift toward healthier, more convenient lifestyles. And powering them efficiently and safely is at the core of delivering user satisfaction.

Lithium batteries offer a perfect blend of power, size, reliability, and safety, making them the ideal energy source for this application. Whether it’s rapid heating, compact form factors, or long battery life, lithium technology checks all the boxes.

At Himax Electronics Co., Ltd., we bring over 13 years of experience in customizing Lithium and NiMH battery packs for global B2B clients. Our batteries power not only lunch boxes but also Bluetooth devices, medical tools, and portable lighting systems.

If you’re a manufacturer of heated lunch boxes looking for a reliable battery partner, contact Himax today—we’re ready to help you bring innovation and power into the hands of your customers.