{"product_id":"castair-refrigerated-dryer-accessory-rddt115","title":"Castair Refrigerated Dryer Accessory - RDDT115","description":"\u003cp\u003eThe Castair RDDT115 is a 115-volt timer accessory for Castair RDD series refrigerated compressed air dryers. The T115 designation indicates this is a timer component operating on 115V power — the same voltage as the RDD series dryers themselves. Timer controls for refrigerated dryers manage automatic drain timing: they open the drain valve at set intervals to eject condensate from the dryer sump, providing a reliable timed drain function as an alternative or supplement to demand-based drain sensors.\u003c\/p\u003e\n\n\u003cp\u003eCastair refrigerated dryers come standard with an automatic demand drain that only cycles when condensate is detected. The RDDT115 timer provides a fixed-interval drain option — useful when the demand drain sensor is being bypassed for testing, when the shop environment produces consistent high condensate volumes that benefit from predictable drain intervals, or as a backup drain control when the primary demand sensor is being serviced.\u003c\/p\u003e\n\n\u003ch2\u003eHow Timer-Controlled Drains Work\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFixed interval operation:\u003c\/strong\u003e The timer opens the drain valve on a set schedule — typically every few minutes for a brief period — regardless of whether condensate is present\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable timing:\u003c\/strong\u003e Most dryer timers allow adjustment of both the interval between drain cycles and the duration each drain opening\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompressed air cost:\u003c\/strong\u003e Unlike demand drains, timer drains bleed a small amount of compressed air with each drain cycle — the interval setting should be optimized for your actual condensate rate to minimize waste\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e115V operation:\u003c\/strong\u003e Wires directly into the dryer's electrical system\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatible Equipment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCastair RDD series refrigerated compressed air dryers (115V models)\u003c\/li\u003e\n\u003cli\u003eConfirm exact compatibility with your RDD dryer model before ordering — call 866-217-0063\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCastair RDDT115 115V timer accessory for RDD series dryers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eWiring diagram and installation instructions available by contacting us. This is a field-installed accessory. Confirm voltage requirements match your dryer before installation.\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 RDDT115\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Castair (Cast Air, Inc.)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating voltage:\u003c\/strong\u003e 115V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Castair RDD series refrigerated compressed air dryers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Drain timer control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTiming range and cycle duration:\u003c\/strong\u003e Contact us for specifications — 866-217-0063\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Buy From Air Compressor Factory Direct?\u003c\/h3\u003e\n\u003cp\u003eWe carry Castair dryer accessories and can confirm whether the RDDT115 is compatible with your specific RDD model and drain circuit. If you are troubleshooting drain performance or upgrading your dryer's drain control, we can walk through the options with you before you order. Free shipping on qualifying orders, free pre-sale technical support, genuine Castair parts.\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":53342595350741,"sku":"RDDT115","price":0.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/aircompressorfactorydirect.com\/products\/castair-refrigerated-dryer-accessory-rddt115","provider":"Air Compressor Factory Direct","version":"1.0","type":"link"}