Custom Battery Solutions
Powering Modern Devices with Reliable Battery Solutions
From design to mass production, we deliver high-performance battery systems tailored for consumer electronics, medical devices, and industrial applications.
Our Service
Engineering & Manufacturing Capabilities
Custom Battery Design
Tailored battery solutions designed to meet specific performance, size, and application requirements.
Rapid Prototyping
From concept to working sample in weeks — accelerating your time to market with iterative validation.
Quality Assurance
Stringent in-line testing and certified processes that guarantee performance and safety at scale.
Mass Manufacturing
High-throughput production lines that deliver consistent quality across millions of units.
Success Stories
Success Stories Across Applications
August 5, 2026
Ultra-Slim Li-Polymer Pack Doubles Runtime in a Global Smartwatch Line
A tier-one wearable OEM needed more capacity in the same 3.2mm cavity. EPT delivered a custom N-type cell architecture that doubled runtime and scaled to mass production in 14 weeks.
June 18, 2026
Medical-Grade Ni-MH Pack Extends Monitor Uptime to 72 Hours
A medical device maker needed longer uptime and predictable swap behavior for ward-based monitors. EPT delivered a smart Ni-MH pack with fuel gauging, audit logs, and IEC 60601-1 compliance.
May 2, 2026
25C Li-Polymer System Powers Warehouse AGVs Through 3 Shifts
A logistics operator struggled with AGV downtime from underspecified packs. EPT deployed a 22.2V 6S high-drain system with smart BMS and field-swappable modules.
March 12, 2026
Low-Self-Discharge Pack Keeps Smart Doorbells Alive Through Winter
A smart home brand faced winter failures and frequent battery swaps on outdoor doorbells. EPT delivered a cold-tolerant pack with low quiescent drain and a sealed connector system.
January 20, 2026
11.1V 3S Pack Adds 18 Minutes of Flight Time to Survey Drones
A commercial UAV operator needed longer loiter time for mapping missions without exceeding the 500g registration threshold. EPT optimized a 4000mAh 3S pack with 25C continuous discharge.
February 15, 2026
Compact Ni-MH Pack Powers a Premium Sonic Toothbrush Line
A personal-care brand needed reliable high-pulse output in a sealed handle with no swelling over hundreds of charge cycles.
Our Service
Battery Solutions by Application
Know MoreCustom Battery Products
3.7V Li-Polymer 5000mAh High-Drain Battery for Drones & Jump Starters
Battery Features: Compact, high capacity, super high rate 1C discharge Application: Drone, Jump Starter, Power Tools
3.8V Li-Polymer 3500mAh Slim Battery for Smart Wearables
Battery Features: Ultra-thin 3mm, high energy density, low self-discharge Application: Smartwatch, Fitness Tracker, Earbuds Case
3.6V AAA 600mAh Ni-MH Battery for T-BOX Vehicle GPS (-40~85°C)
Battery Features: Wide temperature range, vibration resistant, automotive grade Application: T-BOX, Vehicle GPS, Solar Street Light
7.4V Li-Polymer 2200mAh 30C Battery Pack for Racing Drones
Battery Features: 30C continuous, balanced charging, JST-XH connector Application: FPV Drone, RC Aircraft, Robotics
3.7V Li-Polymer 450mAh Mini Battery for TWS Earbuds
Battery Features: Tiny form factor, gold-plated tabs, quick charge Application: TWS Earbuds, Hearing Aids, IoT Sensors
12V Ni-MH 2000mAh Industrial Battery Pack for Automation Systems
Battery Features: Industrial-grade, deep cycle, low maintenance Application: Industrial Robotics, AGV, Emergency Lighting
3.7V Li-Polymer 10000mAh Battery for Portable Power Banks
Battery Features: High capacity, PD fast charge, slim design Application: Power Bank, Portable Charger
9.6V Ni-MH 1600mAh Medical Device Battery Pack
Battery Features: Medical-grade, IEC 60601 certified Application: Patient Monitors, Infusion Pumps
11.1V Li-Polymer 4000mAh 3S Battery for Long-Range Drones
Battery Features: 25C continuous, balance leads, XT60 plug Application: Surveying Drone, Long-range UAV
7.2V Ni-MH 3000mAh Emergency Lighting Battery
Battery Features: Long shelf life, deep discharge resistant Application: Emergency Exit Sign, Backup Lighting
3.7V Li-Polymer 1200mAh Battery for Smart Home Devices
Battery Features: Low self-discharge, BMS included Application: Smart Lock, Doorbell, Security Camera
22.2V Li-Polymer 6000mAh 6S Battery for Industrial Drones
Battery Features: 25C continuous, smart BMS, XT90 anti-spark plug Application: Industrial UAV, Heavy-lift Drone
Proven Performance. Trusted Manufacturing.
Decades of experience, advanced manufacturing, and strict quality control — built to support demanding applications worldwide.
20+ Years Experience
Delivering reliable battery solutions with deep expertise across multiple industries and applications.
High-Volume Manufacturing
Advanced production lines capable of supporting both rapid prototyping and large-scale manufacturing.
Global Certifications
Products designed to meet international safety and compliance standards, including CE, UL, and more.
About EPT
Decades of experience, advanced manufacturing, and strict quality control — built to support demanding applications worldwide.
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Application Cases Across Industries
Who are we?
Experts In The World
Of Solar Energy.
Environmentally Friendly
Decades of experience, advanced manufacturing, and strict quality control — built to support demanding applications worldwide.
Sustainable Innovation
We engineer responsibly, leveraging clean energy and recyclable materials to power a better future.
Environmentally Friendly
Decades of experience, advanced manufacturing, and strict quality control