51.2V 280Ah 14.336kwh 16KWH LiFePO4 Battery

51.2V 280Ah 14.336kwh 16KWH LiFePO4 Battery

51.2V 280Ah 14.336kwh 16KWH LiFePO4 Battery

Standing lithium battery for home solar storage. 15kWh capacity with long cycle life.

6000+ Cycle Life Enclosure Protection Rating:IP53 10-Year Warranty
The CTECHi 51.2V 280Ah 15kWh LiFePO4 Battery is a high-capacity lithium iron phosphate energy storage solution designed for residential, commercial, and industrial applications. With a 14.336kWh nominal energy capacity (marketed as 15kWh), it provides reliable backup power, supports solar energy storage, and helps reduce electricity costs by maximizing renewable energy usage.
Built with advanced LiFePO4 cell technology, the battery offers exceptional safety, long service life, and consistent performance. Its intelligent Battery Management System (BMS) protects against overcharging, over-discharging, overcurrent, overheating, and short circuits, ensuring safe and efficient operation.
Designed for compatibility with most mainstream hybrid and off-grid inverters, the CTECHi 15kWh battery is ideal for home energy storage systems, solar installations, backup power applications, telecommunications, and other demanding energy storage requirements. Its maintenance-free design, high efficiency, and scalable architecture make it an excellent long-term investment for reliable power storage.

Specifications
Capacity 5kWh
Voltage 51.2V
Cycle Life 6000+ cycles
Weight 48kg
Warranty 10 years
Detailed Specifications

Stand Charge Current
10A
Stand Discharge Current10A
Max. Continuous Discharge Current50A
Dimension (L*W*H, mm)430x840x230
Approximate Weight (kg)120kg
Charge Temperature0-45?
Max. Continuous Charge Current100A
Discharge Temperature-20~60*C

Specification

Details

Brand

CTECHi

Product Type

LiFePO4 Energy Storage Battery

Battery Chemistry

Lithium Iron Phosphate (LiFePO4)

Nominal Voltage

51.2V

Nominal Capacity

280Ah

Nominal Energy

14.336kWh (15kWh Class)

Usable Energy

Up to 95% of nominal capacity (depending on system settings)

Cell Configuration

16 Cells (16S)

Battery Management System (BMS)

Intelligent integrated BMS

BMS Protection

Overcharge, Over-discharge, Overcurrent, Short Circuit, Overtemperature, Cell Balancing

Recommended Charge Voltage

56.0V – 58.4V

Discharge Cut-off Voltage

Approximately 44.8V

Recommended Charge Current

100A

Maximum Continuous Charge Current

150A

Maximum Continuous Discharge Current

150A

Peak Discharge Current

200A (Short Duration)

Cycle Life

6,000 cycles @ 80% Depth of Discharge (DoD)

Design Life

Up to 15 years

Depth of Discharge (DoD)

Up to 95%

Round-Trip Efficiency

?95%

Scalability

Supports parallel connection for increased capacity (model dependent)

Communication Protocols

CAN Bus, RS485

Compatible Inverters

Compatible with most major hybrid and off-grid inverter brands supporting CAN/RS485 communication

Cooling Method

Natural Air Cooling

Installation Options

Floor-standing or Rack-mounted (model dependent)

Ingress Protection

IP20 (Indoor Installation)

Operating Temperature (Charge)

0°C to 55°C

Operating Temperature (Discharge)

-20°C to 60°C

Storage Temperature

-10°C to 45°C

Humidity

5%–95% RH (Non-condensing)

Display

LED Status Indicators / LCD (model dependent)

Housing Material

Powder-coated Steel Enclosure

Safety Standards

Designed to meet IEC, UN38.3, CE, and MSDS requirements (model dependent)

Maintenance

Maintenance-free

Applications

Residential Solar Storage, Commercial Energy Storage, Off-grid Systems, UPS Backup, Telecom Base Stations, Industrial Backup Power
 
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