Sierra Heavy-duty Replacement Ignition Switches have non-conductive housing that eliminates the problem of short circuits. They also feature an inner seal between the cylinder lock and contact plate.

This 3-position replacement switch is designed for use in conventional ignition systems. With maximum corrosion protection, this switch is resistant to oxidation.

  • Inner seal between cylinder lock and contact plate
  • Non-conductive housing
  • Corrosion protection to eliminate oxidation

Features of MarineWorks Replacement Ignition Switch, OFF-RUN-START, Long

  • 3-position "Off-Run-Start"
  • Moisture proof
  • Available with brass back up nut and knurled with rubber cap
  • Clamshell package
  • Brass backup nut
  • Made of polyester

Manf. Part # MP39200

  • 3 screw tab terminals
  • 15A rating at 12V DC supply
  • Solenoid 30A at 12V DC supply
  • Fits panel mount applications up to 1-1/8" thick
  • Hole size: 7/8"
  • Ignition: 15 Amp @ 12v DC
  • Solenoid: 30 Amp @ 12v DC
  • Long

Features of MarineWorks Replacement Ignition Switch, OFF-RUN-START, Short:

  • 3-position "Off-Run-Start"
  • Moisture proof
  • Available with brass back up nut and knurled with rubber cap
  • Clamshell package
  • Made of polyester
  • Brass backup nut
  • Knurled black plastic with rubber cap face nut

Manf. Part # MP41030

  • 3 screw tab terminals
  • 15A rating at 12V DC supply
  • Solenoid 30A at 12V DC supply
  • Fits panel mount applications up to 5/8" thick
  • Hole size: 7/8"
  • Ignition: 15 Amp @ 12v DC
  • Solenoid: 30 Amp @ 12v DC
  • Short