The Rheem 61-102498-04 Reversing Valve is a high-quality 24V valve designed to efficiently control HVAC systems. This reversing valve has a 1/2" X 5/8" connection size and is constructed of sturdy copper for dependable operation and extended life. It can function between -40°C and 74°C and can withstand pressures of up to 700 PSI, which makes it appropriate for a wide range of HVAC ap... https://www.partshnc.com/12x58-24v-reversing-valve