making it the standard choice for reliable HVACR control wiring

Enhanced Thermal Conductivity: High-purity copper construction provides superior refrigerant heat transfer and corrosion resistance

for versatile field application

Key Benefits Direct OEM Compatibility: Engineered as the specific replacement for COL13233 and EF19ZG239 to ensure exact electrical resistance and physical fit

providing reliable voltage signaling to the high-pressure solenoid or contactor

Resideo VCZMA6100 Valve 320720-756 making it the standard choiceThe Resideo VCZMA6100 is an industry standard 1 2" sweat three way cartridge cage valve designed specifically for demanding hydronic applications, including high pressure hot water and chilled water systems with up to 60% glycol concentrations. Built with a rugged bronze body and a resilient stainless steel stem, this diverting valve utilizes an internal cartridge design for simplified maintenance and long term durability. Featuring a 3. 7 Cv rating