50KW LiFePO4 UPS Battery 48V 100Ah Lithium Iron Phosphate Battery Pack with UL CE Certification

Price Negotiable

Price: USD/CNY, Unit

MOQ: 10

Delivery Time: 1-2 months

Brand: Qiyuan

Product Description

Product Overview

This 50KW LiFePO4 UPS battery system delivers reliable backup power with advanced lithium iron phosphate technology, offering superior safety and performance for industrial applications.

Key Features

High-safety lithium iron phosphate chemistry with UL and CE certifications
Modular design for space optimization and easy installation
Comprehensive battery management system with voltage, current, and temperature monitoring
High-current charging capability up to 100A
Real-time display screen for battery status monitoring
Ring and CAN communication compatibility
Integrated automatic fire extinguishing equipment
Blind charge/discharge and self-protection functions
City grid automatic start functionality
Neutral line connection support for conventional installation
Customizable for parallel use with lead acid batteries

Technical Specifications

Parameter	Value	Conditions
Rated Capacity	100Ah	25℃±3℃, 0.2C constant current discharging, 40.5V cut off
Rated Voltage	48V
Standard Charge Current	20A (0.2C)	0.2C CC charge to 54.0V, then CV charge, cut off when charging current ≤0.05C
Max Continuous Charge Current	50A (0.5C)	Do not exceed 0.5C
Max Charge Current	100A (1C)	Requirement: 1 cycle/day
Charge Cut Off Voltage	54.0V	Equalized Charge Voltage: 53.5V, Floating Charge Voltage: 51.0V
Standard Discharge Current	20A (0.2C)	0.2C CC discharge, cut off @40.5V
Max Continuous Discharge Current	50A (0.5C)	Continuous 50A discharge
Max Discharge Current	100A (1C)	Requirement: 1 cycle/day
Discharge Cut Off Voltage	40.5V	2.7V/Cell, 40.5V/Pack
Max Pulse Discharge Current	130A	25℃±3℃, ≤1s
Working Temperature (charge)	0℃~55℃	0℃-10℃: continuous 20A(max) charge 10℃-45℃: continuous 50A(max) charge 45℃-55℃: continuous 20A(max) charge
Working Temperature (discharge)	-20℃~55℃	Battery can work at specified temperature range with capacity loss in tolerance
Storage Temperature (short term)	-20℃~45℃	Within 1 month
Storage Temperature (long term)	0℃~35℃	Within 1 year
Battery Weight	About 45Kg
Battery Impedance	≤30mΩ	DC Internal Resistance
Charge/Discharge Efficiency	≥95%	Charge/discharge efficiency in Wh (round trip efficiency) at 0.2C charge and discharge current, 25℃

Performance Highlights

This 48V 100Ah LiFePO4 battery system delivers 50KW power output with exceptional 95% charge/discharge efficiency and comprehensive safety features including UL and CE certification.