These markings confirm it meets the boiler safety equipment requirements found in most North American mechanical codes for high-pressure hydronic systems

Engineered for industrial reliability

High-Flow Design: The 1-inch orifice and NPT ports allow for significant Cv ratings in liquid and gas service

reliable oil flow control is non-negotiable for the longevity of Carrier screw compressors and chiller units

Schneider Electric (Barber Colman) MP-454 Proportional Actuator R-410A These markings confirm it meetsThe Schneider Electric (Barber Colman) MP 454 Proportional Actuator is a robust non spring return actuator designed for reliable control of dampers, valves, and specialized terminal units. Operating on 120V AC, this high torque motor provides 220 lb in torque, ensuring consistent positioning for heavy duty HVAC automation solutions. It features a field adjustable 40 400 second timing range (no load) and a full 90 degree rotation for precise