Compact T-Box Backup Power OEM 3.6V 500mAh Ni-MH Battery

Ultra-Compact 3.6V 500mAh Ni-MH Backup Battery for Standard Telematics

Not every automotive IoT device requires a massive battery. For space-constrained applications like micro Telematics Boxes, OBD II dongles, and covert GPS trackers, our Compact 3.6V 500mAh Ni-MH battery pack provides the perfect balance of reliable emergency power and a minimal physical footprint. Engineered to strictly meet standard eCall requirements, it ensures your devices transmit critical SOS data without taking up valuable PCB real estate.

Differentiated Engineering Advantages:

• Space-Optimized Footprint: Designed using high-density AAA cells, this 500mAh pack is ultra-compact, making it the ideal choice for small-form-factor automotive modules where every millimeter counts.

• Cost-Effective Reliability: Offers a highly competitive price-to-performance ratio, perfect for Tier 1 suppliers and fleet management companies looking to scale their hardware production without compromising on automotive-grade safety.

• Harsh Climate Ready: Maintains stable discharge characteristics across a wide temperature range of -20°C to 75°C, ensuring reliable operation during extreme winter or summer conditions inside the vehicle.

• Inherent Safety Standards: The stable aqueous electrolyte of the Ni-MH chemistry prevents thermal runaway, swelling, or explosion, making it fully compliant with automotive crash safety directives.

  Parameter	Specification
  Nominal Voltage	3.6V
  Rated Capacity	500mAh
  Battery Chemistry	Sealed Ni-MH
  Standard Charge	50mA (0.1C) for 16 hours
  Maximum Continuous Discharge	500mA (1C)
  Operating Temperature (Discharge)	-20°C to 75°C
  Operating Temperature (Charge)	0°C to 60°C
  Cycle Life	≥ 500 Cycles (IEC 61951-2)
  Thermistor (NTC)	Optional / Customizable based on BMS
  Connector & Wiring	Custom wire lengths and headers (JST, Molex, etc.)
  Form Factor	Ultra-compact (Custom layout available)