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SL4581A

150amp Powerhouse Lithium Battery 12.8 volt with Bms 5 Year Warranty

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Featuring a built-in BMS, the 150amp Powerhouse battery provides a reliable 12.8V direct replacement for AGM batteries. Its short circuit, over temperature, and under/over voltage cut off capabilities ensure secure power charging/discharging. Easily wire this battery in series and/or parallel, and take advantage of its 5 year warranty. Its lightweight yet powerful LiFePO4 technology offers a powerful, maintenance-free energy solution with an extended service life and 80-90% charge levels in storage, far exceeding AGM alternatives. Get the power of advanced, low-maintenance batteries now!

Dimensions: 521 x 237 x 217mm

Overall Weight: 20kg
Terminal Type: M8 / F12
Connection: 12-48V max 4 in series, no limit in parallel.
Note: When used in series each battery will need to be discharged to cut off before connecting so that all cells are all balanced.

  • Case Material: ABS
  • Case IP Rating: IP56
  • Cell Type: Prismatic
  • Certification: CB/CE, UN38.3, UL1642 @ cell.
  • Shipping Class: UN3480, Class 9
  • Battery Module Specification
  • Nominal Voltage: 12.8V @ 25°C, 0.2C
  • Capacity: 150Ah @ 25°C, 0.2C

Operating Parameters

  • Charging Voltage: 13.8 - 14.4V
  • Discharging Voltage: 9.2V-15.4V (Recommended 11.8V)
  • Charging Current: 150A max (Recommended 50A)
  • Max Constant Discharge: 150A
  • Pulse Discharge: 1300A for 50mS

Temperature

  • Charge Range: 0 to 45°C
  • Discharge Range: -20 to 60°C
  • Storage Range: -20 to 45°C

Design Life:

  • 10 years @ 25°C, 0.2C
  • Cycle Life (25°C, 0.2C): 2000 times (100% DOD to 80% end)
  • Cycle Life (25°C, 0.5C): 4000 cycles (100% DOD to 50% end)

BMS Parameters

  • Charging
  • Cell Voltage Protection: 3.9V Delay 1-2S (Recover when discharge current 1A or cell voltage 3.38V or module voltage 13.52V)
  • Module Voltage Protection: 15.6V Delay 1-2S (Recover when discharge current 1A or cell voltage 3.38V or module voltage 13.52V)
  • Over Charging Current 1: 150A Delay 20-30S (Turn to pre-charge mode and try to recover in every 3 minutes)
  • Temperature Protection: -10°C or 70°C, Delay 1-2S (Recovery when 0°C or 60°C)

Discharging

  • Cell Voltage Protection: 2.2V Delay 500mS (Recover when charge current 1A or cell voltage 2.6V or module voltage 10.4V)
  • Module Voltage Protection: 8.8V Delay 1-2S (Recover when charge current 1A or cell voltage 2.95V or module voltage 11.8V)
  • Over Discharging Current 1: 550-650A Delay 500-1500mS (Recover when charging current 1A, or recover in every 60S)
  • Over Discharging Current 2: 1100-1300A Delay 50-150mS (Recover when charging current 1A, or recover in every 60S)
  • Short Circuit: 200-700us
  • Temperature Protection: -20°C or 75°C, Delay 1-2S (Recovery when -10°C or 65°C)

BMS Features

  • PCB Temp Protection: 115°C Delay 1-2S Recover when 80°C
  • Cell Balance: 25-45mA passive balance cell voltage difference 45mV
  • Temperature Accuracy: ±2°C Cycle measurement Measuring range -40 to 100°C
  • Voltage Accuracy: ±20mV Cycle measurement for cells and modules
  • Current Accuracy: FSC±5% Cycle measurement measuring range -200 to +200
  • SOC: 5% (integral calculation)
  • Power Consumption: 300uA (switch off mode - storage), 100uA (sleep mode - protection and standby), 15mA (operating mode)
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