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SOK Battery | Server Rack Battery | 100Ah 48V | User-Serviceable Rack Mount Battery

SOK Server Rack Battery Specifications

Electrical Properties

  • Introducing the SK48v100 model:

    • Nominal Voltage: 51.2 (within the 48v range)
    • Nominal Capacity: 100Ah
    • Run Time at 20A Load (~1000w): 300 Minutes
    • Energy: 5120Wh
    • Self Discharge: Less than 3% per month
    • Max Batteries in Series: 1
    • Max Batteries in Parallel (with BMS communication): 15*
    • Maximum Terminal Feedthrough Current: 310 Amps (Continuous), 450A (Surge)

Discharge Performance

  • Max Continuous Discharge Current 100A (1C)
  • Peak Discharge Current 125A (3 Seconds, automatic shutdown)
  • Short Circuit Protection 300a, 200µs
  • BMS Low-Voltage Disconnect 46v
  • BMS Low-Voltage recover 48v 

Charge Performance

  • Recommended Charge Current 0~63A
  • Maximum Charge Current (Continuous) 100A
  • Recommended Charge (Absorption) Voltage 57.6
  • BMS Cell Protection Voltage 3.7v
  • BMS Pack Protection Voltage >58.2v

Temperature Performance

  • Discharge Temperature -4°F – 140°F
  • Charge Temperature 32°F – 113°F
  • Storage Temperature 23°F – 95°F
  • Low Temperature Charge Protection Yes
  • Internal Temperature Sensors 4 Cell Sensors, 1 BMS Sensor, 1 Ambient Air Sensor 

Physical Properties

  • Case Material Powder-Coated Steel
  • Rack Mountable Yes, 4U
  • Dimensions Width: 17.5in (Without ears – Fits standard 19″ rack with ears installed) Height: 7in (4 rack units) Depth: 18in + 1 1/4″ for handles / terminals
  • Unit Weight 99.2Lbs
  • Weather Rating IP20
  • Third Party Testing Pack UL1973 Testing Passed – Certified packs anticipated to ship from Current Connected September 2022 UL9540 Testing in progress. ETA Q4 2022
  • Shipping Classification UN3480, Class 9, MSDS

Specifications

Specification Sheet

Specification Value
Voltage 48 Volt (51.2 Nominal)
Capacity 100Ah
Energy Capacity 5.12 kWh
Lifespan 20 Year Typical Lifespan
Warranty 10 Year Warranty
Certifications UL1973, UL9540A, UL9540, IEC62619
Cell Rating 80% Capacity after 4000 Cycles, 100% DOD @1C Rate
Typical Capacity at 80% DOD @.5C Rate Over 7000 Cycles
Maintenance Maintenance Free
Battery Management System (BMS) Built-In Smart BMS
Temperature Sensors 5 Temperature sensors, protected from low and high temperatures
Pre-Charge Circuit Included to Prevent BMS Damage
User Serviceability Detachable cover, user serviceable BMS and cells
Communication RS485 & CANBus communication, works with many inverters
Installation Rack Mountable for quick and easy installation

Downloads

Manual

Specification Sheet

 

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