51.2V 100Ah Rack Mount LiFePO4 UPS Battery with 95% Efficiency and Fire Protection System

Price Negotiable

Price: USD/CNY, Unit

MOQ: 10

Delivery Time: 1-2 months

Brand: Qiyuan

Product Description

Product Overview

Advanced 51.2V rack-mounted lithium iron phosphate battery system designed for UPS and energy storage applications. Features modular construction, comprehensive safety systems, and high-efficiency performance.

Key Features & Benefits

High-performance LiFePO4 chemistry with UL and CE certified battery cells
Modular design for space optimization and easy installation
Integrated monitoring system for voltage, current, and temperature
High-current charging capability up to 100A
Real-time battery information display via integrated screen
CAN communication and direct ring connection support
Built-in automatic fire extinguishing equipment
Blind charge/discharge protection and grid auto-start functionality
Compatible with parallel use and lead-acid battery integration

Technical Specifications

Parameter	Value	Conditions
Rated Capacity	100Ah	25℃±3℃, 0.2C constant current discharge
Rated Voltage	48V
Standard Charge Current	20A	0.2C CC charge to 54.0V, then CV charge
Max Continuous Charge Current	50A	Do not exceed 0.5C
Max Charge Current	100A	Requirement: 1 cycle/day
Charge Cut Off Voltage	54.0V	Equalized: 53.5V, Floating: 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℃	Variable current limits by temperature range
Working Temperature (Discharge)	-20℃~55℃	Capacity loss in tolerance at extreme temperatures
Storage Temperature (Short Term)	-20℃~45℃	Within 1 month
Storage Temperature (Long Term)	0℃~35℃	Within 1 year
Battery Weight	45Kg
Battery Impedance	≤30mΩ	DC Internal Resistance
Charge/Discharge Efficiency	≥95%	Round trip efficiency at 0.2C, 25℃

Safety & Compliance

UL and CE certified battery cells ensure maximum safety and reliability. Built-in fire suppression system and comprehensive protection functions provide peace of mind for critical applications.