{"product_id":"castair-4-x-4-x-10","title":"Castair 4 x 4 x 10","description":"\u003ch2\u003eCastair C-DF34 Desiccant Tower Dryer -- 3\/4-inch NPT, 25 SCFM Capacity, 215 PSI\u003c\/h2\u003e\n\n\u003cp\u003eThe Castair C-DF34 is a regenerative desiccant tower dryer for 3\/4-inch NPT compressed air lines. It handles a maximum flow of 5000 SCFM and an effective drying capacity of 25 SCFM at 70 degrees F inlet temperature and 100 PSI. The desiccant vessel measures 4 x 4 x 10 inches (L x W x H) and holds 2 lbs of silica gel. Maximum operating pressure is 215 PSI.\u003c\/p\u003e\n\n\u003cp\u003eThe C-DF34 is the larger of the two Castair desiccant tower models, with twice the desiccant capacity and higher flow rating than the 1\/2-inch C-DF12. Its larger desiccant bed means longer service intervals between desiccant changes compared to the C-DF12 at similar flow rates. As with the C-DF12, a particulate prefilter and coalescing filter must be installed upstream -- oil contamination deactivates silica gel permanently. The silica gel refill is Castair DSGB02 (1-Qt, 2 lbs).\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePort Size:\u003c\/strong\u003e 3\/4-inch NPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesiccant Type:\u003c\/strong\u003e Silica gel -- replaceable when exhausted\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Flow:\u003c\/strong\u003e 5000 SCFM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEffective Drying Capacity:\u003c\/strong\u003e 25 SCFM at 70 degrees F inlet, 100 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesiccant Capacity:\u003c\/strong\u003e 2 lbs silica gel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVessel Dimensions:\u003c\/strong\u003e 4 x 4 x 10 inches (L x W x H)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Pressure:\u003c\/strong\u003e 215 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesiccant Refill:\u003c\/strong\u003e Castair DSGB02 Silica Gel 1-Qt (2 lbs)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eC-DF34 vs. C-DF12 -- Which Do You Need?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eC-DF12:\u003c\/strong\u003e 1\/2-inch NPT, 15 SCFM, 3\/4 lb desiccant, 3 x 3.5 x 6 inches -- single instrument or one-tool drops at low flow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC-DF34:\u003c\/strong\u003e 3\/4-inch NPT, 25 SCFM, 2 lbs desiccant, 4 x 4 x 10 inches -- higher-flow drops or where longer service intervals between desiccant changes are preferred (this unit)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRequired Upstream Filtration\u003c\/h3\u003e\n\u003cp\u003eInstall a 5-micron particulate filter and a coalescing filter upstream. Oil-laden air coats the silica gel and permanently deactivates it -- this cannot be reversed, only replaced. Castair requires upstream coalescing filtration for proper dryer operation.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e C-DF34\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePort Size:\u003c\/strong\u003e 3\/4-inch NPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Pressure:\u003c\/strong\u003e 215 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Flow:\u003c\/strong\u003e 5000 SCFM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEffective Drying Capacity:\u003c\/strong\u003e 25 SCFM (70 degrees F inlet, 100 PSI)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesiccant Type:\u003c\/strong\u003e Silica gel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesiccant Capacity:\u003c\/strong\u003e 2 lbs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 4 x 4 x 10 inches (L x W x H)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesiccant Refill Part:\u003c\/strong\u003e DSGB02 (2 lbs silica gel)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpstream Filtration Required:\u003c\/strong\u003e Particulate filter plus coalescing filter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Castair Inc., Spicer, Minnesota\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Buy From OEM Diagnostic Tools?\u003c\/h3\u003e\n\u003cp\u003eWe have supplied compressed air components since 2016. The Castair C-DF34 ships free with full manufacturer warranty. Need help sizing a desiccant dryer or selecting upstream filtration? Call 866-217-0063 before you order.\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":53342524113109,"sku":"C-DF34","price":302.46,"currency_code":"USD","in_stock":true}],"url":"https:\/\/aircompressorfactorydirect.com\/products\/castair-4-x-4-x-10","provider":"Air Compressor Factory Direct","version":"1.0","type":"link"}