This is specifically a high-pressure switch designed with a 650 PSI trip point

While primarily a Carrier 50DK505699 component

Versatile Mounting: The 56 frame configuration provides a standard footprint for quick installation in variety of housing brackets

The compact frame and standard mounting bracket allow for seamless integration into existing control panels

providing 40 VA of power to sustain multiple System 350 add-on modules without voltage drop or signal interference

Trane CTR1978 Contactor 320788-702 This is specifically a high-pressureThe Trane CTR1978 Contactor is a heavy duty 3 pole magnetic contactor designed for reliable load switching in commercial and residential HVACR systems. Engineered with a 24V coil, this high performance component manages power distribution to compressors and condenser fan motors, ensuring stable electrical contact under high cycle conditions. It serves as a direct replacement for many OEM Trane heating and cooling parts, maintaining the electrical