{"product_id":"castair-refrigerated-air-dryer-rdd40-016","title":"Castair Refrigerated Air Dryer RDD40.016","description":"\u003cp\u003eThe Castair RDD40.016 is a compact refrigerated compressed air dryer from the Castair RDD40 series. The .016 designation in the model number identifies a specific capacity or configuration variant within the RDD40 dryer line. Castair RDD series dryers are refrigerated units that maintain a 37°F pressure dew point, removing moisture from compressed air before it reaches air tools, spray equipment, pneumatic controls, and piping systems.\u003c\/p\u003e\n\n\u003cp\u003eIf you are already running Castair RDD40-series equipment and need a replacement unit or an additional dryer for a secondary compressor, the RDD40.016 is the variant to confirm. The model number suffix indicates the specific flow rating or configuration — contact us at 866-217-0063 to confirm the exact CFM capacity and electrical specifications for this variant before ordering.\u003c\/p\u003e\n\n\u003ch2\u003eCastair RDD40 Series — How Refrigerated Dryers Work\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefrigeration cycle:\u003c\/strong\u003e Freon refrigerant (R134a or R407c) chills incoming compressed air inside a stainless steel heat exchanger, dropping temperature to 37°F and condensing water vapor into liquid droplets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic demand drain:\u003c\/strong\u003e Condensate is ejected through the automatic drain only when liquid is detected — no fixed-timer air waste.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-function heat exchanger:\u003c\/strong\u003e Pre-cools incoming air with outgoing cold air, improving efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimple dew point indicator:\u003c\/strong\u003e Visual confirmation of proper operation — no computer controls or programming.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum inlet pressure:\u003c\/strong\u003e 232 PSIG\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eUL listed\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCastair RDD40.016 refrigerated compressed air dryer unit\u003c\/li\u003e\n\u003cli\u003ePower cord\u003c\/li\u003e\n\u003cli\u003eRefrigerant pre-charged at factory (R134a\/R407c)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eA properly sized pre-filter upstream of the dryer is required for warranty coverage. Contact us for filter sizing recommendations based on your compressor output and installation conditions.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e RDD40.016\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Castair RDD40 refrigerated dryer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure Dew Point:\u003c\/strong\u003e 37°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Inlet Pressure:\u003c\/strong\u003e 232 PSIG\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefrigerant:\u003c\/strong\u003e R134a \/ R407c\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Exchanger:\u003c\/strong\u003e Stainless steel, dual-function\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrain:\u003c\/strong\u003e Automatic, demand-based\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCFM rating, voltage, amperage, connection size, weight, and dimensions:\u003c\/strong\u003e Contact us for full specifications — 866-217-0063\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e UL Listed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Buy From Air Compressor Factory Direct?\u003c\/h3\u003e\n\u003cp\u003eWe specialize in Castair compressed air equipment and have since 2016. For RDD series dryers with model number suffixes, we can confirm the exact capacity, electrical requirements, and connection sizes before you order. Free shipping on qualifying orders, free pre-sale technical support, full Castair manufacturer warranty.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCall 866-217-0063 for quick answers and help!\u003c\/strong\u003e\u003c\/p\u003e","brand":"Cast Air","offers":[{"title":"Default Title","offer_id":53342590304469,"sku":"RDD40.016","price":4786.82,"currency_code":"USD","in_stock":true}],"url":"https:\/\/aircompressorfactorydirect.com\/products\/castair-refrigerated-air-dryer-rdd40-016","provider":"Air Compressor Factory Direct","version":"1.0","type":"link"}