Copeland Comfort Control (Alco) 057878 Power Assembly 30067439-890 Durable Construction: Engineered to withstand

Durable Construction: Engineered to withstand the high-cycle demands of the combustion chamber environment in commercial and industrial settings

serving as a durable condensate collection point to prevent corrosive buildup within the heat exchanger circuit

ensuring the combustion process is venting correctly before the ignition sequence begins

the Sporlan 168072—also identified as the QC-1 Yellow Cartridge—is the specific internal component required for precise refrigerant metering

allowing low-voltage control circuits to manage multiple high-load auxiliary functions simultaneously

Copeland Comfort Control (Alco) 057878 Power Assembly 30067439-890 Durable Construction: Engineered to withstandThe Copeland Comfort Control (Alco) 057878 Power Assembly is a high performance replacement component for thermostatic expansion valves used in medium and high temperature refrigeration. This unit, also identified as the XB 1019MC1B, is specifically charged for R134a refrigerant applications. It features a 1 4" SAE flare equalizer and a 5 foot capillary tube, providing the necessary reach for complex evaporator coil configurations. Designed for a wide