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making it suitable for modern high-pressure refrigerants like R-410A
the SEC99AA-24 and SEC99AA-24C are identical parts with the same specifications and fittings
As a direct replacement for the legacy 626459 limit switch
and water-resistant IP65 protection rating
MARS 33242 Relay making it suitable for modernThe MARS 33242 Relay is a specialized 24V SPST NO time delay relay engineered for precise control in HVACR systems. As a veteran grade HVAC compressor time delay solution, this component utilizes a solid state PTC (Positive Temperature Coefficient) device. When current flows through the control circuit, the PTC element heats an internal snap acting disc, facilitating a reliable make or break contact transition. This thermal time delay relay is
