Polyester housing which is rust and corrosion proof. 3 Position “Off-Run-Start” switch. 3 screw tab terminals. Supplied with brass back-up nut and knurled black plastic face nut with rubber cap to seal out splash and spray. Requires 7/8” mounting hole in panel. Rated for 15 Amp 12 VDC. Solenoid 30 Amp 12 VDC.