51.2V 100Ah Lifepo4 UPS Lithium Battery Pack with 3000+ Cycles and 95% Efficiency
Price:
USD/CNY, Unit
MOQ:
10
Delivery Time:
1-2 months
Brand:
Qiyuan
Product Description
51.2V 50AH Lifepo4 UPS Portable Lithium Battery Pack
High-performance lithium iron phosphate battery system with 3000+ cycle life, designed for reliable backup power and UPS applications.
Key Features & Safety
- UL & CE Certified lithium iron phosphate chemistry for maximum safety
- Modular design with optimized footprint and lightweight construction
- Advanced battery management system with voltage, current, and temperature monitoring
- High-current charging capability with real-time display screen
- Direct ring and CAN communication connectivity
- Integrated automatic fire extinguishing equipment
- Blind charge/discharge protection and self-protection functions
- City grid automatic start functionality
- Supports neutral line connection and 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
- 3000+ cycle life for long-term reliability
- ≥95% charge/discharge efficiency
- Wide operating temperature range: -20℃ to 55℃ discharge
- High current capability: up to 100A continuous discharge
- Advanced safety features including fire suppression
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Get in Touch
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Company
Ningbo Qiyuan New Energy Co., Ltd
Location
60 Pingan Road, Dafu, Guanlan Community, Longhua District, Shenzhen, China
Contact Person
TonyMa