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LIFEPO4 LITHIUM BATTERY

S12-135LFP
Series S-Series LFP Warranty See Warranty Terms
Volts 12 Design Grp 31
Terminal Type M8
Included Hardware M8 stainless bolts & washers
Charge
Charge Voltage Range 14.0 - 14.6V
Recommended End of Discharge Voltage 12.0 V
End of Discharge Protection Voltage 10.0 V
Recommended Charge Voltage 14.4 V
Recommended Charge Current
-20~0°C (-4-50°F) 0.1C 14A
0~10°C (32-50°F) 0.2C 27A
10~35°C (50-95°F) 0.5C 68A
35~50°C (95-122°F) 0.2C 27A
Charge Mode:
  • Charge at recommend voltage & current by temperature until charge current drops to ≤ 0.05C (CC,CV)
  • DO NOT USE TEMPERATURE COMPENSATION
  • No BTS (Battery Temperature Sensor)
Max Continuous Charge Current 135 A
Max Continuous Discharge Current 135 A
Surge Current Limit 900 A (300ms)
Charge Temperature Range -20°C~55°C (-4~131°F)
Discharge Temperature Range -20°~60°C (-4~140°F)
Storage Temperature Range -5°~45°C (23~113°F)
Capacity
Nominal Capacity 135 AH
Total Energy 1.73 kWh
Nominal Voltage 12.8 V

Safety

  • Cylindrical LiFePO4 cells (UL1642)
  • IEC62133 (cell), IEC62619(cell), UN38.3 (cell/pack)
  • ROHS (cell), CE system certification, IP65 Rating

Design

  • Standard-size (BCI) ABS container for easy VRLA replacement
  • Fast charge/discharge performance
  • Display & integrated controls
  • Visual state-of-charge (SOC)
  • External fuse access
  • Internal heating for -20°C (-4°F) to 0°C (32°F) charging *
  • Bluetooth Connectivity & dedicated IOS & Android App
  • Maintenance-free operation

* Note: When connected in series, internal heating may increase charge imbalance requiring external rebalancing.

Refer to R-Series & S-Series LFP Battery Operating Manual

Battery Management System (BMS)

  • Integrated hardware BMS inside
  • Independent charge & discharge protection
  • Balance Protection
  • Short-Circuit Protection, Over-Voltage Protection, Low-Voltage Protection, Over-Current Protection, Low-Temperature Protection, Over-Temperature Protection

12V LFP Profile

 

 

Specifications
Weight 14.6 kg 32.2 lbs
Length 331 mm 13.03"
Width 171 mm 6.73"
Height 215 mm 8.46"
Height Incl. Term. 229 mm 9.02"
Product measurements & weights are calculated based on sample data. Individual specifications are subject to vary due to the manufacturing process & battery components.
Container ABS
Cover ABS
Handles Rope / Plastic Handle
Internal BMS Model 4S150ATX-V2
Expected Cycle Life >6000 @ 80% DOD, >3000 @ 100% DOD
Series Connection 4 UNITS MAX (48V)
Parallel Connection 4 UNITS MAX (48V) or 6 UNITS MAX (12V)
Connectivity

Up to 4S4P (in 48V configuration) or 1S6P (in 12V configuration)

Detailed Illustration

Rev.#1 | July 2024