Sierra ignition switch. Sierra Part #UN12140.• Accessory Rating: 15 amps @ 12 VDC• Back Up Nut: Die Cast Zinc• Face Nut: Knurled Chrome• Hole Size: 9/16"• Ignition Rating: 15 amps @ 12V DC• Length: Short: 5/8" Maximum Panel Thickness• Material: Die Case Zinc• Solenoid Rating: 30 amp@12VDC• Terminal Type: 4 Threaded Stud 4-position | Ignition Switch, Part #UN12140