Diodes, Scr/Thyristors, Capsule Scr, Selcnium Surge Suppressor, Diode/Scr Modules, Half/Full Controlled Rectifier Modules, Rotating Rectifier Assembly, Universal/Suitable For All Models Avr, Metal Oxide Varistors, Electronic Solid State Relays, Field Failure Relays,Temperature Sensor Cutout, Heat Sinks Stacks,Heat Sink Devices Thyristors Solid State Relays