Copeland Comfort Control (Alco) 046474 Power Assembly 319847-401 Self-powered operation allows for continuous

Self-powered operation allows for continuous heating system functionality during power outages

making it an ideal gas safety shut-off valve component for heating equipment and vacuum service

High-Temperature Sensitivity: Calibrated to trigger exactly at 270 degrees Fahrenheit to prevent damage to surrounding components and ensure safety

Is the high-pressure reset automatic or manual on the O12-4846

Integrated Feedback: Features a 0-10Vdc position feedback signal for remote monitoring and master-slave configuration

Copeland Comfort Control (Alco) 046474 Power Assembly 319847-401 Self-powered operation allows for continuousThe Copeland Comfort Control (Alco) 046474 Power Assembly, also identified as model XB 1019RZ1B, is a critical OEM replacement component engineered for low temperature R502 refrigeration systems. Designed for precision thermal expansion valve control, this replacement power head features a 1 4" SAE flare equalizer connection and a 5 foot capillary tube for flexible positioning in compact evaporator coils or remote locations. With an application range