Siemens Microwave Inverter Board (replaces 00643049, 641857) 00641857

This inverter board (part number 00641857) is for microwaves.

Inverter board 00641857 regulates power to the magnetron.

Because high-voltage capacitors in a microwave can retain a lethal electrical charge even when the microwave is unplugged, a service technician should install this part.