PCM-S3A30 11.1V30A

Protection Circuit Module (PCM) for Li-Ion Battery Pack 3 Series Connection 11.1V  30A


Protection Circuit Module Specifications  For 11.1V Li-ion/Li-Po Battery  Pack
Model:PCM-S3A30 11.1V30A
Over-charge protection voltage 13.0±0.025V per cell
Over-discharge protection voltage 2.40±0.08V per cell
Over-current protection 100±20A
Maximal continuous Discharging current 30A
Maximal Current consumption for single cell ≤50uA
Protection  circuitry  resistance (B- TO P-) ≤30mΩ
Dimension 73mmx63mmx5 mm (2.87″x 2.48″ x 0.20″)
Weight 38 g (1.34 Oz)
P+/P- P+ = Charge+ / Discharge +
P- = Charge- / Discharge –


  • The PCM is specially designed for 3S 11.1V Li-Ion battery 30A discharging rate.
  • In case of high constant current more than 10A,  it’s strongly recommended that additional protection components to ensure safety, 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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