Sierra MP39770 3-Position Ignition Starter Switch with 1-1/8" Panel Mount

The Sierra MP39770 is a heavy-duty 3-position ignition starter switch designed for marine applications. This conventional switch features a durable polyester construction that provides maximum corrosion protection and eliminates potential electrical shorts in harsh marine environments.

Key Features:

• 3-position operation: Off, Ignition, and Start with key lock functionality
• Corrosion-resistant polyester construction for marine durability
• Inner seal between cylinder prevents moisture intrusion
• 3-blade terminal configuration rated for 12-15 amp loads
• 30 amp solenoid capacity for reliable starting performance
• 1-1/8" panel cutout with 7/8" mounting hole
• Includes protective rubber boot for weather sealing
• Contact plate and lock mechanism included

This ignition switch is ideal for replacing worn or corroded switches on boats, personal watercraft, and other marine equipment. The polyester housing resists saltwater corrosion while the inner seal protects internal components from moisture damage. Note: Push-to-choke function not included with this model.