PCM-S3A4 11.1V4A

Protection Circuit Module (PCM) for Li-Ion Battery Pack 3 series connection 11.1V at 4.0A

Protection Circuit Module (PCM)  for 11.1V Li-ion/Li-Po Battery  Pack
Model:PCM-S3A4 11.1V4A
Over-charge protection voltage 12.60 ± 0.025V
Over-discharge protection voltage 2.40 ± 0.080V
Over-current protection 6~8A
Maximal continuous Discharging current 4A
Maximal Current consumption 50uA
Short circuit protection Automatic Recovery
Protection  circuitry  resistance ≤50mΩ
Dimension 50mm(2.0″) x10mm(0.4″) x 3.0mm(0.12″)
Weight 1.7 grams (0.06 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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