This self-heating server-rack battery kit provides modular lithium iron phosphate energy storage for residential applications. Available 10kWh, 15kWh, and 20kWh configurations use compact 3U battery modules and support bracket-rack daisy-chain installations.

Each module supplies 5.12kWh of nominal energy. The system supports up to 32 modules in parallel, allowing expansion from 5kWh to 160kWh without an external controller.

Key Features

  • Self-Heating System: Integrated heater pads draw power from the charger to support battery heating in cold conditions.
  • Automatic Heater Control: Self-heating starts at or below 41°F and stops at or above 53.6°F.
  • Modular Expansion: Supports up to 32 battery modules in parallel for configurations from 5kWh to 160kWh without an external controller.
  • Flexible Installation: Supports wall-mounted, floor-mounted, stacked, and rack-mounted installations.
  • Bracket-Rack Configuration: Supports compact vertical stacking using optional bracket kits.
  • Intelligent Battery Management: Provides over-discharge, overcharge, overcurrent, and cell-balancing protection.
  • Touchscreen Interface: A 5-inch capacitive touchscreen displays battery information and allows battery settings to be adjusted.
  • Protocol Selection: DIP addressing allows configuration of the RS485 baud rate and inverter protocol.
  • Fire Protection: A perfluorohexane module improves protection for internal electrical lines and battery cells.
  • Tool-Free Connections: Quick plugs provide 250A continuous overcurrent capacity with tool-free connection, anti-loosening, and heating protection.
  • All-Pole Protection: Uses a negative-terminal fuse and positive-terminal micro circuit breaker.
  • Maintenance Access: A side inspection port provides access to the battery-management system and fuse.
  • Rust-Resistant Enclosure: Electro-coated battery-case construction provides rust protection.

Specifications

  • Cell Chemistry: Lithium iron phosphate (LiFePO4)
  • Nominal Voltage: 51.2V
  • Nominal Capacity: 100Ah
  • Nominal Energy per Module: 5.12kWh
  • Usable Energy per Module: 4.92kWh
  • Operating Voltage Range: 44.8-56.0V
  • Charge Voltage: 56V
  • Float Voltage: 54.6V
  • Recommended Charge Current: 50A
  • Maximum Charge Current: 70A
  • Recommended Discharge Current: 50A
  • Maximum Discharge Current: 100A
  • Peak Discharge Current: 101-119A for 5 minutes; 120-149A for 15 seconds
  • Communication: RS485 and CAN
  • IP Rating: IP20
  • Cycle Life: At least 6,000 cycles at 90% depth of discharge under specified test conditions; at least 9,500 cycles at 80% depth of discharge
  • Design Life: 15 years
  • Operating Temperature: 14°F-122°F; derating applies from 14°F-50°F and 104°F-122°F
  • Storage Temperature: 14°F-113°F
  • Relative Humidity: 5%-90%, non-condensing
  • Maximum Installation Altitude: Approximately 13,123 ft
  • Installation Location: Indoor
  • Installation Methods: Wall-mounted, floor-mounted, stacked, and rack-mounted
  • Parallel Capacity: Up to 32 modules
  • System Capacity Range: 5kWh-160kWh
  • Heater Voltage: 56V
  • Heater Power Consumption: 480W
  • Self-Heating Start Temperature: At or below 41°F
  • Self-Heating Stop Temperature: At or above 53.6°F
  • Certifications: UL 9540A, CE, IEC 62619, UL 1973, and UN 38.3
  • Listed Programs: CEC and SGIP

Size Guide

  • Module Format: 19-inch rack-mounted, 3U
  • Module Dimensions: 18.9 x 5.2 x 18.1 in
  • Module Weight: Approximately 103.6 lb
  • Maximum Bracket-Rack Capacity: Up to nine modules vertically

Compatibility

CAN Communication: Victron, SMA, Studer Innotec, Sofar, Sol-Ark, Solis, GoodWe, Deye, Growatt, SAJ, LuxPower, Megarevo, INVT, Sermatec, TBB, MUST, Sunsynk, and Schneider

RS485 Communication: MPP, Voltronic, RCT, Alpha, and OutBack

Included

Per battery:

  • (1) self-heating 48V server-rack battery
  • (1) RJ45/CAT5e patch cable
  • (1) ground cable
  • (1) set of parallel 4AWG cables

Not Included

  • RS485 computer communication cable for battery monitoring and firmware updates
  • Inverter communication cable

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    Total price$20,546.00