Battery Back Up R9 51.2V 220Ah 11.2kWh Lithium Iron Phosphate Battery


R9 51.2V 220Ah 11.2kWh
Model R9 220Ah
Battery Type LiFePO4
Battery Capacity 220Ah
Power Capacity 11.2kWh
Nominal 51.2V
Float Charge 54.5V
Absorption Charge 55.5V
Maximum Charge/Discharge 100/150A
DoD 100%
Weight & Dimensions
Dimensions per Battery [LxWxH] 530mm x 442mm x 170mm
Weight per Battery 63.2kg
BMS Dimensions (LxWxH) 282mm x 442mm x 46mm
BMS Weight 3.6kg
Total Weight 130 kg
at Charging 0 – 45°C
at Discharging -10 – 45°C
Enclosure Protection IP10
Design Cycle Life 7000
Access Interface CAN Bus
Compatible Inverters All leading inverter brands
Storage Conditions 15 – 25°C at 50% SoC
(charge every 6 months)
Warranty 10 years / 3500 cycles
Introducing the R9 51.2V 220Ah 11.2kWh Lithium Iron Phosphate Battery, a pinnacle of energy storage innovation. Designed for excellence and powered by cutting-edge technology, this battery represents the evolution of reliable and sustainable energy solutions.
2nd LiFe batteries are a testament to superior engineering, utilizing a 16-cell configuration composed of high-grade automotive cells. These cells are meticulously designed to endure harsh conditions, extreme temperatures, and exhibit an exceptional energy density. This ensures the battery’s robust performance, longevity, and reliability.
Key Features:
  • Safe LiFePO4 Chemistry: The LiFePO4 chemistry ensures safety and stability, making the battery suitable for various applications.
  • Long Lifecycle: With a prolonged lifecycle, this battery delivers consistent performance over an extended period.
  • High Temperature Performance: The battery maintains efficiency even in high-temperature environments.
  • High Energy Density: The advanced cell configuration enables a high energy density, maximizing storage capacity.
  • High Charge and Discharge Rate: The battery supports rapid charging and discharging, enhancing energy utilization.
  • High Efficiency: With outstanding efficiency, this battery optimizes energy conversion and utilization.
Package Includes:
  • Two 5.6 kWh 220Ah LiFePO4 batteries
  • Advanced Battery Management System (BMS)
  • Battery monitoring/balancing cable pack
  • Cable connector pack
Technical Specifications:
Model: R9 220Ah Battery Type: LiFePO4 Battery Capacity: 220Ah Power Capacity: 11.2kWh Nominal Voltage: 51.2V Float Charge Voltage: 54.5V Absorption Charge Voltage: 55.5V Maximum Charge/Discharge Current: 100/150A Depth of Discharge (DoD): 100%
Design and Performance Details:
The battery’s robust construction includes dimensions per battery of 530mm x 442mm x 170mm, with a weight of 63.2kg per battery. The advanced Battery Management System (BMS), with dimensions of 282mm x 442mm x 46mm and weighing 3.6kg, ensures efficient and safe operation.
Versatility and Compatibility:
Compatible with all leading inverter brands, the R9 battery seamlessly integrates into various energy systems. The battery’s storage conditions of 15°C – 25°C at 50% State of Charge (SoC) and its 10-year warranty, covering up to 3500 cycles, demonstrate its durability and reliability.
Experience the future of energy storage with the R9 51.2V 220Ah 11.2kWh Lithium Iron Phosphate Battery. Elevate your energy solutions with technology that’s not only advanced but also environmentally conscious, reducing electronic waste and repurposing valuable materials.


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