18650 6.4V 1500mAh LiFePO4 Battery Pack

Product Number:
34AQ020-04
Nominal voltage:
6.4V
Nominal capacity:
1500mAh
Battery Configuration:
18650-2S1P
Dimension:
67*37.5*21.9mm
Application:
Power Monitoring Equipment
accurate battery level indication, multi-protection system, compact PVC design
Product Overview

This battery is designed for power monitoring equipment used in grid inspection and outdoor electrical testing scenarios. It provides stable output and long endurance, ensuring reliable continuous operation in compact device structures and complex field environments.

Electrical Specifications

Attribute Parameter
Product Number 34AQ020-04
Cell Model 18650-1500mAh-3.2V
Battery Configuration 18650-2S1P
Nominal Voltage 6.4V
Nominal Capacity 1500mAh
Rated Energy 9.6Wh
Charging Voltage 7.3V
Discharge Cut-off Voltage 4.0V
Standard Charging Current ≤0.8A
Standard Discharge Current ≤0.8A
Max Continuous Discharge Current ≤0.8A
Internal Resistance ≤280mΩ

Mechanical & Environmental

Attribute Parameter
Charging Temperature 0~45℃
Discharge Temperature -20~60℃
Storage Temperature -20~35℃
Dimensions 6737.521.9mm (Max)
Weight 110g
Battery Case Blue PVC heat shrinkable film
Communication Protocol HDQ (DS2781)
Protection System Short circuit protection, overcharge protection, over-discharge protection, overcurrent protection

Application Background

This battery solution is designed for power monitoring equipment, widely used in grid inspection, data acquisition, and outdoor electrical testing applications.
The device requires long-duration stable operation with continuous power support during monitoring and data transmission, demanding high reliability and endurance.

Project Challenges

Device requires 8–10 hours continuous operation
Outdoor environments require -20°C to 60°C operating range
Low-power operation requires stable output performance
Limited device space with compact design requirements

Customized Battery Solution

LiFePO4 system: 6.4V 1500mAh configuration for enhanced safety and cycle life
Compact PVC shrink packaging for easy integration and installation
Multi-protection system: overcharge, over-discharge, overcurrent and short-circuit protection
Battery level monitoring function for power status reading and management

Application Results

Supports 8–10 hours continuous operation
Stable output meets low-power monitoring requirements
Compact structure improves system integration efficiency
Stable cycling performance extends service life

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.