Product overview A directreplacement oil pressure switch designed to restore accurate oil pressure monitoring and engine shutdown protection for compatible standby generators. The switch detects low oil pressure and signals the generator control system to prevent engine damage, helping ensure reliable operation when backup power is needed. Key benefits Protects the engine by detecting low oil pressure and initiating a shutdown or warning signal before damage occurs. Directfit compatibility for easy installation with minimal adjustment or modification. Durable construction and reliable electrical contacts for consistent performance over repeated cycles. Quick replacement to reduce generator downtime and get systems back to service faster. What this part does Senses oil pressure in the engine lubrication system. Triggers the generator control circuit when pressure falls below the preset threshold. Provides a failsafe signal to shut down the engine or alert the control system to prevent running without adequate lubrication. Compatibility Compatible with generator models 97770, 97771, 97772, 97773, and 97774. Important attributes Function: Oil pressure sensing switch that provides electrical output to the generator control system when pressure is below the set point. Fit: Designed for direct replacement on listed models for proper sealing and thread engagement. Construction: Built with robust metal and insulating components for long service life in engine environments. Performance: Engineered to respond reliably to pressure changes and maintain consistent electrical switching over many cycles. Installation and maintenance Simple swap with the original switch; follow the generator service manual for correct procedures, torque values, and safety precautions. Inspect sealing surfaces and thread engagement during installation to ensure leak operation. Periodic checks of wiring and terminal condition are recommended to maintain reliable signaling. Typical use scenarios Replacing a failed oil pressure switch after an engine warning or shutdown event to restore normal generator protection. Installing during preventive maintenance to ensure the oil pressure sensing system remains reliable before storm season or planned downtime. Onsite for standby power systems at residences, small businesses, or light commercial facilities where uninterrupted backup power is critical. What to expect A plugandplay replacement part that restores proper oil pressure sensing and protection to the compatible generator models listed. Intended to match form and function of the original switch and to integrate with existing control wiring and mounting points.