E17 20W Microwave Lamp 120V
This is an E17 thread (slightly bigger than the more common E14 SES thread). The 17 refers to a 17mm diameter thread size. Note this is the 120V version, used when the microwave has 2 lamps fitted in series. If one bulb blows, both go out.It fits some Japanese microwaves. 110-120V 20W. 60mm long x 18mm max. width.