Sun Autoelektrik [P] Ltd. Manufactures Automobile Solenoid Switches. Sun Autoelektrik [P] Ltd. Is an ISO 9001: 2000 certified company. Sun Autoelektrik [P] Ltd. Supplies auto electric components, auto electric parts, etc. The Automobile Solenoid Switches relays a large electric current to the starter motor. The system converts electrical energy from the batteries into mechanical energy to turn the engine over. It is mounted on the starting motor and forms the major component of the starting system. The coils inside the solenoid are energized by electricity, they create a magnetic field which attracts and pulls a plunger. Attached to one end of this plunger is a shift lever. The lever in Solenoid Switch is connected to the drive pinion and clutch assembly of the starter motor.