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Visual Diagnostics: The integrated LED glows when the coil is energized
low-voltage power required for thermostats
Professional Finish: Features the official Johnson Controls logo and a vertical orientation for standard wall-plate alignment
this component functions as a primary safety circuit breaker
Resideo DP2040B5003 Contactor Visual Diagnostics: The integrated LEDThe Resideo DP2040B5003 PowerPro Definite Purpose Contactor is a heavy duty 2 pole HVAC contactor engineered for reliable switching in air conditioning, refrigeration, and heating systems. This 40 amp contactor serves as the direct replacement for the legacy DP2040B5002, featuring a 120V coil and a DPST contact configuration. Designed for high cycle applications, it utilizes silver cadmium oxide contacts to ensure superior conductivity and minimize