This 440Vac unit is fully compatible with 370V systems

and larger range R68AC0009 units

This industrial refrigeration gasket provides the precision fit required to meet original manufacturer torque specifications

OEM Compatibility: Serves as the factory-authorized direct replacement for 626576R and 28G8001

Cleveland Controls RFS-4001-030 Pressure Switch This 440Vac unit is fullyProfessional grade air pressure sensing is critical for proving fan operation and burner efficiency. The Cleveland Controls RFS 4001 030 is a field adjustable differential pressure switch designed for HVAC and energy management applications. Built with a rugged plated housing, it effectively monitors positive, negative, or differential air pressure with high accuracy. The unit features an adjustable set point range from 0. 15" w. c. 0. 05" to 5. 0" w.