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Durable Construction: Engineered with industrial-grade materials to withstand rapid thermal cycling and high-vibration environments
or a high-pressure switch cutout
a control with compatible wetted parts must be used to prevent premature failure
For contractors performing HVAC furnace repair
York S1-024-18785-700 Control Relay Durable Construction: Engineered with industrial-gradeThe York S1 024 18785 700 Control Relay is an OEM replacement part designed for precise electrical circuit management in commercial and residential HVAC systems. Functioning as a heavy duty electromechanical switch, this 24V service relay is engineered to interface between low voltage control circuits and high voltage load components. This allows for the reliable activation of motors, compressors, and heating elements while isolating sensitive control