Sierra Low Oil Pressure Safety Shut-Off Switch 1-OP72533 | 26 over-500 3 Position Polyester Conventional: (Off-Ignition-Start)

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OMC 383918

Sierra Low Oil Pressure Safety Shut-Off Switch 1-OP72533 | 26 over-500 3 Position Polyester Conventional: (Off-Ignition-Start)Sierra Low Oil Pressure Safety Shut Off Switch #11 OP72533 For Universal I O and inboard installations which require a method to shut off the fuel pump when the engine fails or is shut down. This switch senses low oil pressure and shuts the fuel pump off. 3 wire hookup to starter, pump and ignition. Tee into oil pressure sending unit.