18650 3.2V 12.8Ah LiFePO4 Battery Pack

Product Number:
37AQ216-02
Nominal voltage:
3.2V
Nominal capacity:
12.8Ah
Battery Configuration:
LR1865EH-1S8P
Dimension:
164*71.6*23.1(±0.2mm)
Application:
Vehicle Detection Equipment
UL94-V0 housing, multi-protection system, low self-discharge
Product Overview

This battery is designed for vehicle detection equipment used in road inspection and outdoor monitoring scenarios. It provides stable output and long endurance, ensuring reliable continuous operation in complex environments.

Electrical Specifications

Attribute Parameter
Product Number 37AQ216-02
Cell Model LR1865EH/1600mAh/3.2V
Battery Configuration LR1865EH-1S8P
Nominal Voltage 3.2V
Nominal Capacity 12.8Ah
Rated Energy 40.96Wh
Charging Voltage 3.6V
Discharge Cut-off Voltage 2.1V
Standard Charging Current ≤2A
Standard Discharge Current 2A
Max Continuous Discharge Current 2A
Internal Resistance ≤120mΩ

Mechanical & Environmental

Attribute Parameter
Charging Temperature 0~45℃
Discharge Temperature -20~60℃
Storage Temperature -20~25℃
Dimensions 16471.623.1mm (±0.2mm)
Weight 400g
Battery Case ABS+PC (UL94-V0)
Protection System Short circuit protection, overcharge protection, over-discharge protection, overcurrent protection, over temperature protection

Application Background

This battery solution is designed for vehicle detection equipment, suitable for road inspection, onboard diagnostics, and outdoor mobile monitoring scenarios.
The device requires stable long-term operation in complex environments, with continuous power support during data acquisition and transmission, demanding high safety and endurance.

Project Challenges

Device requires 10–12 hours continuous operation
Wide temperature operation from -20°C to 60°C
Low self-discharge and stable cycling for long-term use
Compact structure required for portable equipment

Customized Battery Solution

LiFePO4 system with 3.2V 12.8Ah for enhanced safety and long cycle life
UL94 V-0 flame-retardant ABS+PC housing for improved protection
Multi-protection system: overcharge, over-discharge, overcurrent, short circuit and temperature protection
Low self-discharge design for improved standby and operational stability

Application Results

Supports 10–12 hours continuous operation
Stable performance across wide temperature environments
Reduced maintenance frequency and improved operational efficiency
Stable cycling performance extends overall device lifespan

We support flexible customization based on your project requirements, including:

  • Voltage range: 3.2V – 72V
  • Capacity range: 100mAh – 100Ah
  • Electrical performance design: Charge/discharge parameters, C-rate, internal resistance, temperature performance
  • Mechanical design: Appearance, dimensions, housing material, and integrated structural engineering
  • BMS design: Battery protection, cell balancing, and communication protocols (SMBus / I2C / UART)
Get a Custom Battery Solution
Tell us about your project needs. Our engineers will provide a tailored battery solution and quotation within 24 hours.