Standardized Compliance: Helps maintain backflow preventer compliance with USC and ASSE 1013 standards

This Carrier HR54ZA006 model is built with a high-impact housing and heavy-duty spring-loaded plunger to withstand the high-cycle demands of a professional mechanical room environment

Designed for Millivolt gas valves

ensuring a drop-in mechanical and electrical fit without site modifications

this spring-actuated check valve utilizes a 316 stainless steel body (ASTM A351-CF8M) and a 15% glass-filled RPTFE ball cone to ensure reliable backflow prevention and superior chemical resistance

Carrier HN52KC053 Contactor L99H008 Standardized Compliance: Helps maintain backflowThis Carrier HN52KC053 Contactor is a heavy duty 2 pole definite purpose contactor designed for reliable switching in high demand HVAC and motor control applications. Engineered for 208 240V coil systems, it provides a 35A full load amperage (FLA) rating, ensuring it handles the start up inrush and continuous operation of residential and light commercial compressors. The double pole single throw (DPST) configuration features normally open (NO)