Page top


Contactless Power Transfer Module BWS Series

BWS series is contactless power transfer modules with 3 modules which are PFC module, transmitter module and receiver module. BWS series offers complete contactless power solution from commercial power supply to load such as battery.


  • High efficiency
  • Output power 50W
  • Small package
  • Strong resistance to misalignment
  • Over current protection
  • Over voltage protection
  • Detection for unknown materials
  • ON/OFF control
  • Operating temperature ‐20˚C to +50˚C
  • RoHS compliance

Advantage of Contactless Power Transfer System

Electrode do not expose on the surface
No contact point
⇒No product deterioration by friction
Battery can charge just placing on the charging board
⇒No need to adjust charging position
Model Number Input Voltage Output Voltage Output Current Power Number of Output Package Type Withstand voltage Ripple Noise Efficiency Size
Datasheet Purchase
85 to 264Vac 28.7V 1.5A 50W - - - 200mVpp 81% Refer to the datasheet データシート