Can this switch be used to monitor flue gas

provided the FLA rating of the compressor does not exceed 25 amps at your operating voltage and your control circuit is 120V

the 70021540 is a dedicated replacement for compatible 277V series units

Designed as a direct 10k ohm resistance probe

or washdown environments

Emerson Alco 061674 Expansion Valve R-410A Can this switch be usedThe Emerson Alco 061674 TER26HC is a high performance R22 expansion valve engineered for precision refrigerant metering in intensive air conditioning and heat pump applications. Featuring take apart construction, this T series component allows for efficient field service, enabling technicians to access internal components without de brazing the entire assembly. As a thermostatic expansion valve, the TER26HC utilizes an external superheat adjustment to