{"product_id":"castair-garage-series-single-stage-air-compressor-1-5-to-3-5-hp-15-60-gal-asme-tank","title":"Castair Garage Series Single-Stage Air Compressor – 1.5 to 3.5 HP, 15–60 Gal ASME Tank","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Garage Series Single-Stage Air Compressor — 1.5 to 3.5 HP, 15–60 Gal ASME Tank\u003c\/h2\u003e\n\u003cp\u003eThe Castair Garage Series brings genuine cast iron durability to home garages, hobby shops, and light commercial use. These single-stage, oil-lubricated compressors run on standard single-phase power with a 3450 RPM motor that has built-in overload protection — no magnetic starter required. From a compact 1.5 HP portable up to a stationary 3.5 HP 60-gallon unit, the Garage Series gives you quiet, long-lasting air for tires, air tools, and shop projects. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Unlike the disposable aluminum-pump compressors common at this size, every Garage Series unit uses a slow-RPM oil-lubricated cast iron belt-driven pump for quiet operation and a long service life. Single-stage pumps use smooth-running V-twins for 360-degree cooling (the 3.5 HP is an inline twin), automotive-type ball main bearings for solid crankshaft support, and a bleeder pressure switch for load-less starts. An easy-to-read oil sight glass and automotive-type paper intake filter keep maintenance simple and the air clean.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Home garages, hobbyists, and light commercial shops that want a durable cast iron compressor sized to standard household or shop circuits.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose your HP and tank — 1.5 HP \/ 15-gal (115V portable), 2 HP \/ 20-gal (115V portable, with mounted regulator, gauge \u0026amp; quick coupler), or 3.5 HP \/ 60-gal (230V stationary). All are single-stage, factory set to shut off at 125 PSI.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a built-to-order compressor. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e the 1.5 HP and 2 HP run on 115V (12–15A); the 3.5 HP requires 230V (15A). No magnetic starter required — the motor includes built-in overload protection — but follow local code and use proper grounding. Confirm your circuit can support the model's amp draw. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e 150–250 lb depending on model; place on a level surface with adequate ventilation. \u003cbr\u003eIt is the customer's responsibility to verify electrical service and placement before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlow-RPM oil-lubricated cast iron pump\u003c\/strong\u003e for quiet operation \u0026amp; long life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo magnetic starter required\u003c\/strong\u003e — 3450 RPM motor with built-in overload protection\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSingle-stage, factory set to 125 PSI shut-off\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRuns on standard single-phase power\u003c\/strong\u003e (115V on 1.5 \u0026amp; 2 HP; 230V on 3.5 HP)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmooth-running V-twin pump\u003c\/strong\u003e for 360° cooling (3.5 HP is an inline twin)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomotive-type ball main bearings\u003c\/strong\u003e for solid crankshaft support\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBleeder pressure switch\u003c\/strong\u003e for load-less starts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder-coated ASME tank\u003c\/strong\u003e with rigid metal belt guard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCopper discharge \u0026amp; unloader tube\u003c\/strong\u003e, oil sight glass, paper intake filter\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e2 HP model includes mounted regulator, gauge \u0026amp; quick coupler\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"8\"\u003eCastair Garage Series — Single-Stage, Single-Phase, 125 PSI Shut-Off\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eHP\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePump RPM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCFM @ 100 PSI\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eVoltage \/ Amps\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG15115VP30\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15 gal V-Port\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1200\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e4.8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e115V \/ 12A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e22 × 18 × 40\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG212P50\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20 gal Portable\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1380\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e6.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e115V \/ 15A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e33 × 19 × 30\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG3516VS75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e60 gal Vert.\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1100\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e11.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e230V \/ 15A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 × 27 × 70\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGarage single-stage cast iron piston air compressor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eHP Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.5 – 3.5 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e4.8 – 11.5 CFM @ 100 PSI (10.0 – 18.6 CFM @ 0 PSI)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMotor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle-phase, 3450 RPM, overload protection (no mag starter required)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e115V (1.5 \u0026amp; 2 HP) or 230V (3.5 HP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15 \/ 20 \/ 60 gal, powder-coated ASME-certified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eShut-Off Pressure\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e125 PSI (single-stage)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME-certified air receiver tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGarage single-stage cast iron compressor on a powder-coated ASME tank\u003c\/li\u003e\n\u003cli\u003eSingle-phase 3450 RPM motor with built-in overload protection\u003c\/li\u003e\n\u003cli\u003eRigid metal belt guard, copper discharge \u0026amp; unloader tube\u003c\/li\u003e\n\u003cli\u003eOil sight glass, automotive-type paper intake filter\u003c\/li\u003e\n\u003cli\u003eMounted regulator, gauge \u0026amp; quick coupler (2 HP G212P50 only)\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Factory-mounted options available — auto drains, silencer, Right-From-the-Start kit, belt-guard aftercooler, vibration pads. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Garage Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Garage Series Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"1.5 HP - 15 Gal Portable (115V)","offer_id":45137528815731,"sku":"G15115VP30","price":737.12,"currency_code":"USD","in_stock":true},{"title":"2 HP - 20 Gal Portable (115V)","offer_id":45137528848499,"sku":"G212P50","price":874.48,"currency_code":"USD","in_stock":true},{"title":"3.5 HP - 60 Gal Vertical (230V)","offer_id":45137528881267,"sku":"G3516VS75","price":1022.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/G15115VP30.webp?v=1782504028","url":"https:\/\/bluecollarplanet.com\/products\/castair-garage-series-single-stage-air-compressor-1-5-to-3-5-hp-15-60-gal-asme-tank","provider":"Blue Collar Planet","version":"1.0","type":"link"}