Lochinvar & A.O. Smith 100208389 Pressure Switch 322055-301 its low-end range of -35°F

its low-end range of -35°F is purpose-built for commercial freezer applications requiring automatic reset cycling

The assembly features a high-sensitivity cadmium sulfide (CdS) photo-conductive cell that monitors the burner flame

This 160F manual reset limit switch is the direct OEM replacement for legacy part numbers 626557 and 626557R

The Johnson Controls SET29A-624R Sensing Element is a critical replacement component engineered specifically for 1/2" Johnson Controls V47 Series temperature-actuated modulating valves

If you detect internal leakage through the orifice while the valve is de-energized

Lochinvar & A.O. Smith 100208389 Pressure Switch 322055-301 its low-end range of -35°FThe Lochinvar & A. O. Smith 100208389 is a critical safety component designed specifically for monitoring natural gas pressure in high performance heating systems. As a genuine OEM replacement pressure switch calibrated at 4. 1" WC, it serves as the primary safeguard to prevent ignition or sustained operation during low pressure scenarios. This part is a direct replacement for the obsolete PRS2004 and PRS2004K, ensuring seamless integration into