48V 100Ah LiFePO4 UPS Rack Battery with UL/CE Certification and 95% Efficiency

Price Negotiable

Price: USD/CNY, Unit

MOQ: 10

Delivery Time: 1-2 months

Brand: Qiyuan

Product Description

256V LiFePO4 UPS Battery System

Professional 100Ah rack-mounted lithium iron phosphate battery designed for uninterruptible power supply applications, featuring advanced safety systems and modular design.

Key Features & Advantages

High-performance lithium iron phosphate chemistry with UL and CE certifications
Modular lightweight design with optimized footprint for space efficiency
Comprehensive battery management system with voltage, current, and temperature monitoring
High-current charging capability up to 100A
Real-time information display screen for battery status monitoring
Direct ring and CAN communication connectivity
Integrated automatic fire extinguishing equipment for enhanced safety
Blind charge/discharge protection and self-protection functions
City grid automatic start functionality
Supports neutral line connection and conventional installation methods
Customizable for parallel use with lead acid battery systems

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	Approximately 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 & Safety Features

This 48V 100Ah LiFePO4 UPS battery delivers exceptional performance with high safety standards, including comprehensive monitoring systems and automatic protection mechanisms. The modular rack design ensures easy installation and maintenance while providing reliable backup power for critical applications.