Lochinvar & A.O. Smith 100327064 Switch 321894-708 This Johnson Controls P170 series

This Johnson Controls P170 series model features SPDT switch action and a 1/4-inch external flare connection for straightforward integration into existing lines

the switch's internal diaphragm may be fouled or the contacts stuck

ensuring the diaphragm-case assembly responds accurately to load fluctuations

the D4415 ensures precision-controlled moisture output

Can this switch be used for low gas pressure applications

Lochinvar & A.O. Smith 100327064 Switch 321894-708 This Johnson Controls P170 seriesThe Lochinvar & A. O. Smith 100327064 Switch is a critical OEM replacement part designed for high performance commercial and residential heating systems. As a primary main power switch, this component ensures the safe manual isolation of the 120V circuit, allowing contractors to perform maintenance or diagnostic checks without fully depowering the mechanical room's sub panels. Engineered for seamless HVAC system integration, it maintains the