Sierra MP40950 Emergency Engine Cut-Off Kill Switch with Lanyard

The Sierra MP40950 Emergency Cut-Off Switch is an essential marine safety device designed to immediately kill engine ignition when the operator is separated from the helm. This potted switch features a unique plunger design that activates when the safety lanyard is pulled, providing critical protection against runaway watercraft.

Key Features:

• Universal compatibility with conventional and magneto ignition systems
• 4-terminal design allows selection of normally open or normally closed circuit configuration
• Moisture-sealed construction protects against harsh marine environments
• Accommodates panel mounting up to 1/4" thick
• Easy reconnection design keeps plunger down when lanyard is attached
• Lanyard breakaway force: 15 lbs
• Red safety lanyard included

This emergency cut-off switch provides reliable engine shutdown capability for boats, personal watercraft, and other marine applications. The versatile 4-terminal configuration ensures compatibility with a wide range of ignition systems. Replacement lanyard available separately as Sierra MP40990.