the 17-4 PH stainless steel wetted parts are compatible with many common refrigerants and hydraulic fluids

This HVAC pressure switch is factory-set with a specific 460 psi cut-in and 575 psi cut-out threshold

Technical Compliance: Fully UL/CSA Listed and A2L compliant

Common Questions How do I configure the input signal for this controller

the inducer cannot maintain the specific vacuum required to keep the pressure switch closed

Hart Cooley 672-20X8-W Register 323269-701 the 17-4 PH stainless steelThe Hart & Cooley 672 20X8 W is a heavy duty steel return air grille designed for high traffic sidewall or ceiling applications. Featuring a 1 2 inch fin spacing set at a 40 degree deflection, this 20x8 return air register provides excellent concealment of the duct opening while maintaining high free area for optimal airflow. The stamped steel construction and durable white powder coat finish ensure long term structural integrity and resistance to