this specific "DK" kit suffix typically includes the pilot tube and necessary mounting hardware for a complete replacement

verifying the physical mounting footprint is recommended for non-Johnson Controls equipment

the AE1157E-679-J7 features a standard 5/16-inch ODF suction line and a 1/4-inch ODF discharge line for straightforward HVAC refrigeration part integration

For unconditioned or outdoor environments

a differently sized OEM valve must be used

Resideo V8043J1037 Valve THPU32HP7Y this specific "DK" kit suffixThe Resideo V8043J1037 Zone Valve is a heavy duty, 2 way normally open zone valve engineered specifically for controlling the flow of low pressure steam and hot water in hydronic systems. Built with a rugged brass body and a stainless steel stem, this motorized valve is rated for a maximum close off pressure of 20 psi and a static pressure of 125 psi. The 3. 5 Cv flow coefficient ensures efficient delivery through 3 4 inch NPT threaded connections,