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disconnect all line voltage
Corrosion Resistance: Manufactured with materials specifically chosen to withstand the acidic condensate produced during the combustion process
making it ideal for sensing low-conductivity fluids in industrial boilers and hydronic systems
Always use OEM-spec controls to maintain UL certification
Carrier EF17BZ278 Reversing Valve 318820-201 disconnect all line voltageThe Carrier EF17BZ278 Reversing Valve with Coil is a critical 4 way valve engineered for precise refrigerant flow management in heat pump systems. As a Carrier Factory Authorized Part, this component facilitates the seamless transition between heating and cooling cycles by reversing the discharge path of the compressor. This specific HVAC reversing valve replacement is designed to meet exact OEM tolerances, ensuring optimal subcooling and superheat
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