Description
Sierra 3-Position Conventional Ignition Switch, 15A – MP39780
A compact three-position conventional marine ignition switch using a non-conductive glass-filled polyester housing.
- Conventional Off-Run-Start switch action
- Short mounting bushing for panels up to 5/8 inch
- Three screw-tab terminals
- 15A ignition and 30A solenoid ratings at 12V DC
- Inner seal and non-conductive housing improve marine corrosion and short protection
Specifications
- Part number: MP39780
- Type: 3-position conventional
- Function: Off – Run – Start
- Hole size: 7/8 in.
- Maximum panel thickness: 5/8 in.
- Terminals: 3 screw tabs
- Ignition rating: 15A @ 12V DC
- Solenoid rating: 30A @ 12V DC
Interchange / Replaces
- BEP: 1001610
- Sea-Dog: 420361-1
Application / Fitment Notes
Universal conventional ignition-switch configuration; verify circuit functions and panel dimensions against the switch being replaced.

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