Lochinvar & A.O. Smith 100271883 Pressure Switch L99H008 making it a critical safety

making it a critical safety component for high-output heating equipment

as an externally equalized valve

Ease of Service: Engineered for quick field replacement using standard HVAC technician tools

Standard 152A models are optimized for continuous process flow

Lochinvar & A.O. Smith 100271883 Pressure Switch L99H008 making it a critical safetyMaintain peak combustion safety with the Lochinvar & A. O. Smith 100271883 Pressure Switch, a critical OEM component designed for low gas pressure monitoring. As a veteran grade K low gas pressure switch, this device acts as an essential safety interlock, continuously sensing the inlet gas supply to ensure it meets the minimum operational threshold of approximately 3. 1" W. C. If the supply pressure drops below the setpoint, the internal contacts