The MARS 61431 Contactor is a professional-grade 3-pole definite purpose contactor engineered for high-demand HVACR applications

which is critical for preventing short circuits in high-humidity or wash-down conditions

Engineered to monitor negative pressure within the combustion chamber

In what position should I mount this air pressure switch

Emerson Alco 060854 Expansion Valve Refrigerant The MARS 61431 Contactor isThe Emerson Alco 060854, specifically the TCLE 12 HC series, is an externally equalized thermal expansion valve designed for high capacity R22 refrigeration systems. This 12 ton capacity valve utilizes a medium temperature charge (Code C), making it essential for walk in coolers and commercial HVAC applications requiring precise superheat control. Featuring a 5 foot capillary tube and an SAE external equalizer connection, this take apart expansion