Visual Identification: The red color code provides a clear visual standard to prevent installation errors during high-pressure service calls

Utilizing an ERC2 temperature sensor that meets original factory specifications is the only way to maintain the calibrated setpoints required for energy-efficient operation and stable climate control in temperature-critical applications

leak-proof integration into the liquid line

What is the maximum voltage this sensor can handle

This 2 pole 40 amp contactor is designed to control higher-load components such as compressors and condenser fan motors

White-Rodgers 1F51N-619 Thermostat Visual Identification: The red colorThe White Rodgers 1F51N 619 is a heavy duty, low voltage evaporative cooler thermostat engineered for precise performance in 1C (cooling only) applications. Designed as a direct, mercury free replacement for legacy models like the 1F51 619, 1F51W 619, and 1D51W 632, this mechanical thermostat features a rugged snap action switch rated for 24VAC systems. It provides a specialized interface for swamp cooler operation, including a system switch with OFF,