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Rosewood paper grain — description and returns beneath the overlapping buy card.
factory-preset to activate at 30 PSI on decreasing pressure to alert teams of critical system pressure drops
making it a staple for technicians maintaining heat pumps and central air conditioning systems
Does the AV-393 support steam applications
24V Low Voltage Control: Standard 24VAC coil allows for seamless integration with existing 24-volt thermostats and furnace control boards
Replacing the 4650RP restores the uniform wetting required for optimal performance
Trane CNT3719 Control 318973-401 factory-preset to activate at 30The Trane CNT3719 is a heavy duty, single pole single throw (SPST) low pressure control switch engineered to protect the compressor from low suction conditions and avoid thermal overloads. As a critical safety component in Trane HVAC systems, this switch monitors refrigerant levels and opens the circuit when pressure drops to 8 PSI, then automatically closes (resets) when pressure returns to 25 PSI. Built with a rugged IP65 rated casing, the CNT3719
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