Sanhua International SHF(L)-7H-34U Valve 320074-702 The KMC Controls RCC-1504 Relay

The KMC Controls RCC-1504 Relay is an indispensable pneumatic reversing relay engineered to invert proportional signals in complex HVAC control logic

while a "closed" failure results in a cold radiator due to condensate backup

reducing downtime and maintaining factory-spec performance in demanding thermal environments where process control valve parts are subject to high cycle rates

maximizing space in complex control enclosures

This OEM Carrier part is built to withstand the high-pressure demands of modern HVACR systems

Sanhua International SHF(L)-7H-34U Valve 320074-702 The KMC Controls RCC-1504 RelayThe Sanhua International SHF(L) 7H 34U Valve is a professional grade 4 way reversing valve engineered for high performance heat pump systems and unitary air conditioning units. Designed to manage refrigerant flow direction between heating and cooling cycles, this valve features a 3 8 inch ODF suction connection and a 1 2 inch ODF discharge connection, ensuring compatibility with standard HVACR piping. Its pilot valve is secured to the main body with