Shenzhen Headquarters
Shenzhen, Guangdong, China
Ni-MH Battery
3.6V AAA 600mAh Ni-MH Battery for T-BOX Vehicle GPS (-40~85°C)
- Product No.:EPT-3
- Cell Model:OEM / Custom
- Nominal Voltage:3.6 V (3 cells in series)
- Nominal Capacity:600 mAh
Automotive-grade Ni-MH pack rated for extreme temperature swings. Built specifically for telematics modules and outdoor IoT devices where lithium chemistry struggles to operate reliably.
Specifications
Technical Specifications
| Nominal Voltage | 3.6 V (3 cells in series) |
|---|---|
| Capacity | 600 mAh |
| Chemistry | Ni-MH |
| Operating Temperature | -40°C ~ 85°C |
| Cycle Life | >1000 cycles |
| Self-Discharge | <15% per month |
| Dimensions | AAA × 3 |
| Weight | 36 g |
| Certifications | CE, UL, IEC, AEC-Q200 |
What sets it apart
Key Features
- Ultra-wide temperature range -40°C to +85°C
- Vibration-resistant automotive-grade construction
- Long shelf life with low self-discharge
- Compatible with standard AAA holders
Where it shines
Applications
- Telematics control units (T-BOX)
- Vehicle GPS backup power
- Solar street light controllers
- Outdoor industrial sensors
Our Promise
Built on scale, quality, and global reach
Four company-owned manufacturing campuses and decades of battery expertise—so your product gets the capacity, compliance, and support it deserves.
Meizhou Production Base
Meizhou, Guangdong, China
Jiangsu Manufacturing Park
Jiangsu Province, China
Vietnam Production Facility
Vietnam
Proven Scale
23+ years in batteries. 2025 revenue exceeding RMB 800 million, with industry-leading cell technology and deep engineering bench strength.
Quality Assurance
Every unit passes a 36-step inspection process with strict in-process controls—designed to ship consistently defect-free product.
Certified Systems
CNAS-accredited test lab, rigorous internal standards, and a compliance framework backed by major international certifications.
Production Capacity
Four company-owned sites in Shenzhen, Meizhou, Jiangsu, and Vietnam—daily output of 800K Ni-MH cells, 600K Ah lithium cells, and 300K battery packs.
Global Service
Worldwide product liability coverage, 1,000+ customers served, and localized support across North America, Europe, Japan, Korea, and China.
Core Product Lines
Pouch Li-polymer, cylindrical lithium, Ni-MH, and Ni-Zn cells for consumer electronics, energy storage, and industrial applications.
Contact Us
Talk to our team
Reach us by phone, email, or the form below—we typically respond within one business day.
- Customer Service Hotline
- +86 755 8888 1000
- 24/7 Custom Solutions Line
- +86 755 8888 1001
- Sales Phone
- +86 755 8888 1002
- Company Email
- sales@ept-battery.com
- Live Support (QQ)
- 800888100
- Fax
- +86 755 8888 1099
Headquarters
EPT Battery Technology Park, Nanshan District, Shenzhen, Guangdong 518000, China
Meizhou Campus
EPT Meizhou Industrial Zone, Meizhou, Guangdong 514000, China
Jiangsu Campus
EPT Jiangsu Manufacturing Park, Suzhou, Jiangsu 215000, China
Vietnam Campus
EPT Vietnam Production Facility, Binh Duong Province, Vietnam
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