{"product_id":"copeland-comfort-control-alco-054390-power-assembly","title":"Copeland Comfort Control (Alco) 054390 Power Assembly","description":"\u003cp\u003eThe \u003cstrong\u003eCopeland Comfort Control (Alco) 054390\u003c\/strong\u003e, also identified as the \u003cstrong\u003eXB-1019HC2B power assembly\u003c\/strong\u003e, is a critical replacement component for high-capacity \u003cstrong\u003ethermostatic expansion valves\u003c\/strong\u003e. Designed specifically for \u003cstrong\u003eR22 refrigerant\u003c\/strong\u003e systems, this power element features a \u003cstrong\u003e1\/4\" SAE flare equalizer\u003c\/strong\u003e connection, ensuring accurate superheat sensing and reliable refrigerant metering across varying load conditions. Operating within an \u003cstrong\u003eapplication temperature range of -20°F to +50°F\u003c\/strong\u003e, this assembly is engineered to maintain system stability in commercial refrigeration and air conditioning environments. The unit includes a \u003cstrong\u003e10-foot capillary tube\u003c\/strong\u003e, providing necessary flexibility for remote bulb placement on the suction line. This \u003cstrong\u003eHVAC replacement part\u003c\/strong\u003e includes the required capscrews for a direct bolt-on installation, reducing downtime during field repairs. By utilizing a \u003cstrong\u003estainless steel diaphragm\u003c\/strong\u003e, the XB series provides superior resistance to corrosion and fatigue, ensuring consistent performance even in demanding high-side pressure scenarios. Ensure proper insulation of the sensing bulb to maintain precise \u003cstrong\u003esuperheat control\u003c\/strong\u003e and prevent liquid slugging back to the compressor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Technical Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise Refrigerant Control:\u003c\/strong\u003e Specifically calibrated for \u003cstrong\u003eR22 systems\u003c\/strong\u003e to ensure optimal evaporator efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Reach:\u003c\/strong\u003e The \u003cstrong\u003e10' capillary tube\u003c\/strong\u003e allows for versatile positioning in complex mechanical room layouts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandardized Fitment:\u003c\/strong\u003e The \u003cstrong\u003e1\/4\" flare equalizer\u003c\/strong\u003e type integrates seamlessly with existing Alco valve bodies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Kit:\u003c\/strong\u003e Includes high-grade capscrews to ensure a secure, leak-free seal between the power head and the valve cage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Operating Envelope:\u003c\/strong\u003e Capable of handling \u003cstrong\u003elow to medium temperature applications\u003c\/strong\u003e from -20°F to +50°F.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCommon Questions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the XB-1019HC2B compatible with R407C?\u003c\/strong\u003e\u003cbr\u003eWhile R407C has similar pressure-temperature characteristics to R22, this specific \u003cstrong\u003eEmerson power assembly\u003c\/strong\u003e is optimized for R22. Always verify the superheat curve adjustments before using it with alternative refrigerants.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the purpose of the 1\/4\" SAE equalizer?\u003c\/strong\u003e\u003cbr\u003eThe external equalizer compensates for the pressure drop across the evaporator, ensuring the \u003cstrong\u003eexpansion valve\u003c\/strong\u003e reacts to the actual pressure at the coil outlet rather than the inlet.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this assembly include the cage and flange?\u003c\/strong\u003e\u003cbr\u003eNo, the 054390 is a \u003cstrong\u003epower assembly replacement\u003c\/strong\u003e. It includes the diaphragm, capillary tube, bulb, and mounting screws, but is designed to be installed on your existing valve body and cage assembly.\u003c\/p\u003e\n\u003cp\u003eDisclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.\u003c\/p\u003e","brand":"Copeland Comfort Control (Alco)","offers":[{"title":"Default Title","offer_id":1490694864921,"sku":"054390","price":157.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1838\/2375\/files\/Image_0cec4cf1-6c57-4686-bf09-2d6e1b816b23.png?v=1792466376","url":"https:\/\/www.gsistore.com\/products\/copeland-comfort-control-alco-054390-power-assembly","provider":"GSIstore","version":"1.0","type":"link"}