Protection Circuit Module (PCM) for

LiFePO4 Battery Pack 3 cells (9.6V 4.0A )

Protection Circuit Module (PCM) for 9.6V LiFePO4  Pack
Model:PCM-S3A4 LFP 9.6V4A
Over-charge detection voltage 11.70 ± 0.025V
Over-discharge detection voltage 2.00 ± 0.062V
Over-current detection current 6A  *peak current
Discharging current 4A  *constant current max.
Maximal Current consumption ≤20uA
Protection  circuitry  resistance ≤30mΩ
Dimension 50.0mm(2.0″) x 16mm(0.6″) x  4.0mm(0.2″)
Weight 1.5 gram (0.05 oz)


  • In case of high constant current more than 10A,  it’s strongly recommended that additional protection components to protect the battery itself, for example, polyswitch, NTC, fuse,etc.
  • The safety PCM is specially designed for professionals. Mis-understanding and abuse use may cause battery damaged or over-heated, even exploded.

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