AC 220V 4000W High Power SCR Electronic Voltage Regulator Governor Dimmer Thermostat Speed Controller

Description

• Adopts double insulation; there will be no electric leakage if short-circuit or SCR burn out.
• Can prevent peak voltage and electrical surge; RC absorption and fuse enhance usage safety.
• Aluminum case prevents it from easy damage; filled tin prevents it from heating when in huge current.
• Wide application: electric furnace, water heater, lamps, small motor, electric iron etc.
• With protective cap and connection post; thicker and larger heat sink.