48V 20Ah LiFePO4 Battery Pack for Switching Power Supply
48V 20Ah LiFePO4 Battery Pack - Image 2
48V 20Ah LiFePO4 Battery Pack - Image 3

48V 20Ah LiFePO4 Battery Pack

Product Number:
03EQ121-01
Nominal voltage:
48V
Nominal capacity:
20Ah
Battery Configuration:
LA148F20C-15S1P
Dimension:
470×350×90mm
Application:
Switching Power Supply
Get Custom Solution
High current discharge capability, fast charge 1C support, aviation connector output design
Product Overview

This is a high-power LiFePO4 battery solution designed for industrial switching power supply systems and high-load equipment applications. It delivers stable high-current output and rugged structural reliability, ensuring safe and continuous operation under demanding industrial conditions.

Electrical Specifications

Attribute Parameter
Product Number 03EQ121-01
Cell Model LA148F20C/3.2V/20Ah
Battery Configuration LA148F20C-15S1P
Nominal Voltage 48V
Nominal Capacity 20Ah
Rated Energy 960Wh
Charging Voltage 54V
Discharge Cut-off Voltage 37.5V
Standard Charging Current ≤20A
Standard Discharge Current 50A
Max Continuous Discharge Current 150A
Internal Resistance ≤200mΩ

Mechanical & Environmental

Attribute Parameter
Charging Temperature 0～45℃
Discharge Temperature -40～55℃
Storage Temperature -20～60℃
Dimensions 470×350×90mm（Max，不含安装孔）
Weight 16kg
Battery Case Cold-rolled steel + powder coated housing
Protection System Short circuit protection, overcharge protection, over-discharge protection, overcurrent protection, temperature protection

Application Background

This battery solution is designed for industrial switching power supplies and high-power equipment, suitable for power systems, backup power, and high-load operation scenarios.
The system requires long-duration operation under high surge current and wide temperature conditions, with strict demands on discharge capability, safety, and structural reliability.

Project Challenges

Continuous discharge current up to 50A, with 150A peak surge (-20～55℃)
High-power load causes thermal stress and voltage fluctuation risks
Frequent charge/discharge cycles required in industrial applications
Harsh environments demand wide temperature adaptability and structural strength

Customized Battery Solution

High-rate output design supporting 50A continuous and 150A peak discharge
Aviation connector output ensures stable and reliable high-current connection
Smart BMS protection with temperature monitoring and multiple electrical protections
Rugged metal housing with powder coating for industrial environment durability

Application Results

Stable power delivery under high-load industrial operation conditions
Reliable high-current output for demanding power supply scenarios
Improved adaptability for wide temperature and complex environments
Enhanced system safety and operational reliability in long-term use

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.
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