Certified Custom Battery Packs Your Business Can Rely On

Power your products with certified lithium battery solutions—trusted by equipment manufacturers, service providers, and global distributors across industries.

Why Choose Us?

Junda Battery delivers reliable energy for devices of all shapes and sizes—while helping reduce electronic waste through smart, sustainable solutions. Here's how we support your business:

Reliable Performance

Count on certified, high-quality lithium battery packs—engineered for performance, safety, and consistency in your end products.

Expert Support at Every Step

From initial inquiry to final delivery, our technical team works closely with you to ensure the right custom battery solution.

Fully Custom Battery Packs

Get tailored lithium battery packs designed to fit your voltage, current, dimensions, and application—built to your specs.

Used Battery Return Program

We help partners minimize waste by accepting end-of-life packs for responsible recycling and disposal.

Your One-Stop Lithium Battery Pack Manufacturer for Custom Solutions

With over a decade of manufacturing experience, Junda Battery specializes in custom lithium battery packs—including 18650 battery packs, 21700 battery packs, LiPo batteries, and LiFePO₄ battery packs. Whether for e-mobility, robotics, tools, or energy storage, we build solutions to match your specs. For special requests, please contact us.

Our engineering and production teams work closely with you at every stage—from design to delivery—to ensure the battery pack you receive enhances the performance, safety, and reliability of your device.

Tailored Customization

We design and build lithium battery packs tailored to your voltage, dimensions, discharge rate, and application needs.

Timely Delivery

Streamlined production and global logistics ensure your battery packs are delivered on schedule, every time.

Certified Quality Assurance

Each pack undergoes strict material selection, BMS integration, and final testing—meeting global standards like UN38.3, CE, IEC 62619, and more.

Explore Our Battery Pack Solutions

At JUNDA, we provide global partners with high-quality, customizable lithium battery packs—ranging from 36V to 72V—available in popular case styles like Hailong, Dorado, Rear Rack, and more. Whether for e-bikes, robotics, medical devices, or industrial tools, our packs are built to meet your technical needs and brand requirements.

Custom Battery Pack Solutions

Designed to your exact voltage, size, and performance needs—ideal for equipment manufacturers, system integrators, and OEM projects.

Custom LiFePO4 Battery Pack

Safe, stable, and long-lasting—perfect for applications requiring high cycle life, thermal stability, and strict safety standards.

High Temperature Battery Pack

Engineered to perform reliably in extreme heat—suitable for industrial, automotive, and outdoor environments.

Low Temperature Battery Pack

Built for cold climates and harsh conditions—ensures stable output in temperatures as low as -40°C.

We’re committed to delivering reliable custom battery solutions—backed by expert support and clear quotations.

Simple 3 Steps Process

Submit Your Requirements

Share your voltage, size, application, and quantity needs—we’ll assess your project quickly.

Confirm Specifications

Our engineers will optimize the design, confirm details, and provide samples if needed.

Production & Delivery

Once approved, we start production and arrange fast, secure shipping to your destination.

Featured Applications

Custom lithium solutions deployed across industries—from eMobility to energy storage.

Industrial Robotics Battery Pack

Custom pack used in compact robotic systems for warehouse automation.
Robotics

Solar Energy Storage System

Off-grid LiFePO₄ battery solution for residential solar projects.
Solar Energy

Portable Medical Device Battery

Lightweight pack powering diagnostic and monitoring equipment.
Medical device

Electric Cargo Trike Power Pack

Durable 52V battery used in heavy-duty e-cargo applications.
Electric Bike

We’re committed to delivering reliable custom battery solutions—with expert support from inquiry to delivery.

Our Top Priority Is Safety Compliance and Certification

Every battery we deliver meets global compliance standards to ensure safe operation, smooth import, and customer confidence.

Get Free Quote

Need a custom lithium battery pack? Just send us your specs—we’ll help you choose the right voltage, case, and configuration for your application.

Custom Battery Packs Made Easy

At JUNDA, we make customization easy. Follow these 3 simple steps to start today:

🔧 Step 1: Tell Us What You Need

Send your battery requirements — voltage, capacity, casing type, or upload drawings/photos.

💡 Step 2: Get Solution & Quote

We’ll evaluate your specs and recommend the best configuration. A detailed quote will be sent within 24 hours.

🚚 Step 3: Confirm & Produce

After approval and deposit, we start production. Shipping and tracking will be arranged for fast, secure delivery.