{"product_id":"20-gal-horizontal-air-compressor-workshop-2hp-single-castair","title":"20 Gal. Horizontal Air Compressor for Workshop | 2HP | Single Phase 115V | Cast Iron Pump | Castair","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe CASTAIR Garage Series 20 Gallon Horizontal Portable Air Compressor sets the standard for professional-grade performance in workshop and garage environments. Built by Castair and distributed exclusively by Forge Claw, this 2HP single-phase compressor delivers the reliability and durability that contractors, mechanics, and serious DIY enthusiasts demand from their air tools.\u003c\/p\u003e\n\u003cp\u003eWhat separates this compressor from typical garage units is its signature cast iron pump design. While many compressors cut corners with aluminum components, Castair engineers this unit with a slow-running, oil-lubricated cast iron pump that operates at lower RPMs for whisper-quiet performance and extended service life. The belt-driven design reduces vibration and wear, ensuring your compressor runs smoothly for years of heavy use.\u003c\/p\u003e\n\u003cp\u003eThe 20-gallon ASME-compliant tank provides ample air storage for most pneumatic tools while maintaining a compact horizontal footprint that fits easily in garages and workshops. Manufactured in the USA and finished with a durable blue powder coat, the tank resists corrosion and maintains its professional appearance even in demanding environments.\u003c\/p\u003e\n\u003cp\u003ePerformance numbers tell the real story: this compressor delivers 10.4 CFM at 0 PSI and 6.5 CFM at 100 PSI, providing consistent airflow for framing nailers, impact wrenches, spray guns, and other high-demand tools. The single-stage pump features smooth-running V-twin cylinders with 360-degree cooling around both cylinders, preventing overheating during extended operation.\u003c\/p\u003e\n\u003cp\u003eForge Claw selected this compressor for distribution because it represents genuine value for professionals who need reliable air power. The automotive-grade components, including paper element air filters and main ball bearings, ensure clean operation and long-term durability. You're not just buying a compressor—you're investing in a workhorse that'll handle whatever your projects throw at it.\u003c\/p\u003e\n\u003cp\u003eThe horizontal design offers stability during operation while keeping the overall profile low for easy storage and transport. Large 10-inch wheels with steel hubs and dual ball bearings make moving this 165-pound unit manageable, whether you're rolling it across the shop floor or loading it into a truck bed for job site work.\u003c\/p\u003e\n\u003cp\u003eEvery detail reflects Castair's commitment to quality construction. The easy-to-read sight glass lets you check oil levels at a glance, while the bleeder pressure switch ensures load-less starts that reduce strain on your electrical system. This compressor requires a dedicated 20-amp outlet and should never be operated on extension cords or GFI circuits for optimal performance and safety.\u003c\/p\u003e\n\u003cp\u003eWhen you choose this CASTAIR compressor through Forge Claw, you're getting more than just equipment—you're partnering with a distributor known for expert support and multiple financing options for qualified buyers. Our team understands the demands of professional work and stands behind every unit we deliver.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eTank Capacity: 20 gallons\u003c\/li\u003e\n\u003cli\u003eMotor: 2 HP, single phase, 115V\u003c\/li\u003e\n\u003cli\u003eAir Delivery: 10.4 CFM at 0 PSI, 6.5 CFM at 100 PSI\u003c\/li\u003e\n\u003cli\u003eMaximum Pressure: 135 PSI\u003c\/li\u003e\n\u003cli\u003ePump Type: Single stage, oil-lubricated cast iron\u003c\/li\u003e\n\u003cli\u003eDrive System: Belt-driven V-twin cylinder design\u003c\/li\u003e\n\u003cli\u003eTank Construction: ASME-compliant steel with powder coat finish\u003c\/li\u003e\n\u003cli\u003eWheels: 10-inch diameter, 3-inch wide with steel hubs and dual ball bearings\u003c\/li\u003e\n\u003cli\u003eElectrical Requirements: 20 amp dedicated outlet, 115V\u003c\/li\u003e\n\u003cli\u003eApproximate Weight: 165 pounds\u003c\/li\u003e\n\u003cli\u003eTank Origin: Made in USA\u003c\/li\u003e\n\u003cli\u003eOverall Configuration: Horizontal portable design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCast Iron Belt-Driven Pump — delivers superior durability and quieter operation compared to direct-drive aluminum alternatives\u003c\/li\u003e\n\u003cli\u003eOil Lubrication System — reduces friction and heat buildup for extended pump life and consistent performance\u003c\/li\u003e\n\u003cli\u003eAutomotive Paper Element Air Filters — provide clean intake air while contributing to quiet operation and engine protection\u003c\/li\u003e\n\u003cli\u003eEasy-Read Sight Glass — allows quick visual oil level checks without stopping operation or removing covers\u003c\/li\u003e\n\u003cli\u003eV-Twin Cylinder Design — ensures smooth operation with 360-degree cooling around both cylinders for heat dissipation\u003c\/li\u003e\n\u003cli\u003eAutomotive Main Ball Bearings — provide exceptional crankshaft support for reduced wear and vibration\u003c\/li\u003e\n\u003cli\u003eBleeder Pressure Switch — enables load-less starts that reduce electrical demand and extend motor life\u003c\/li\u003e\n\u003cli\u003eHeavy-Duty Wheel System — features large 10-inch wheels with steel hubs and dual bearings for smooth transport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eBenefits\u003c\/h2\u003e\n\u003cp\u003eTime savings become immediately apparent when you're running multiple air tools without waiting for pressure recovery. The 20-gallon tank stores enough compressed air to handle burst demands from framing nailers, while the 6.5 CFM output at working pressure keeps spray guns and sanders running continuously. You'll spend more time working and less time waiting.\u003c\/p\u003e\n\u003cp\u003eThe cast iron pump construction translates directly into lower operating costs over the compressor's lifetime. While aluminum pumps may require replacement or major repairs within a few years of heavy use, this cast iron unit is built to run for decades with proper maintenance. The oil lubrication system and low RPM operation reduce wear on internal components, extending service intervals and reducing downtime.\u003c\/p\u003e\n\u003cp\u003eDurability advantages show up in real workshop conditions where compressors face daily abuse. The powder-coated steel tank resists corrosion from moisture and chemicals, while the belt-driven design isolates the pump from motor vibration that can loosen connections and cause premature failure. Heavy-duty wheels with steel hubs won't crack or break when rolling over shop debris or loading ramps.\u003c\/p\u003e\n\u003cp\u003eProductivity improvements come from consistent air pressure delivery that keeps your tools operating at peak performance. The V-twin cylinder design with 360-degree cooling prevents the pressure drops and overheating issues that plague single-cylinder units during extended use. Your impact tools maintain full torque, spray guns deliver even coverage, and pneumatic lifts operate smoothly without hesitation.\u003c\/p\u003e\n\u003cp\u003eWorkshop versatility expands when you have reliable air power for everything from tire inflation to precision detail work. The quiet operation means you can run this compressor in residential garages without disturbing neighbors, while the horizontal design fits under workbenches and in tight storage spaces. The 135 PSI maximum pressure handles high-pressure applications while providing plenty of reserve capacity for consistent tool operation.\u003c\/p\u003e\n\u003cp\u003eProfessional reliability matters when your business depends on functional equipment every day. This CASTAIR compressor eliminates the frustration of unreliable air supply that can halt productive work and disappoint customers. The automotive-grade components and American-made tank ensure this unit will be working long after cheaper alternatives have been replaced multiple times.\u003c\/p\u003e\n\u003ch2\u003eAdditional Information\u003c\/h2\u003e\n\u003cp\u003eThis compressor serves contractors, mechanics, woodworkers, and serious hobbyists who demand professional-grade performance from their air tools. The 115V single-phase motor works with standard electrical systems found in most garages and workshops, while the 20-amp requirement ensures adequate power delivery for consistent operation. Small commercial shops, vehicle restoration facilities, and home workshops all benefit from this unit's combination of capacity and reliability.\u003c\/p\u003e\n\u003cp\u003eCompatibility extends across the full range of pneumatic tools commonly used in automotive and construction work. Framing nailers, finish nailers, impact wrenches, spray guns, sanders, grinders, and inflation tools all operate effectively with this compressor's output specifications. The horizontal tank design provides a stable platform that won't tip during operation, even with heavy hose pulls and tool movement.\u003c\/p\u003e\n\u003cp\u003eOperating this compressor effectively requires attention to a few key practices that maximize performance and longevity. Always use a dedicated 20-amp circuit without extension cords or GFI protection, as voltage drops can damage the motor and reduce efficiency. Check oil levels regularly using the sight glass, and follow Castair's recommended oil change intervals to maintain pump lubrication. Keep air filters clean to ensure proper airflow and quiet operation.\u003c\/p\u003e\n\u003cp\u003eMaintenance requirements remain minimal with proper care and attention to operating conditions. The oil-lubricated pump needs periodic oil changes and filter replacements, while the tank should be drained regularly to remove moisture buildup. The belt-driven design allows for easy belt replacement when needed, and the cast iron pump construction tolerates minor neglect better than aluminum alternatives. Forge Claw provides ongoing support for maintenance questions and parts availability.\u003c\/p\u003e\n\u003ch2\u003eWarranty Info\u003c\/h2\u003e\n\u003cp\u003eManufactured by Castair, this product is covered under the manufacturer's standard warranty for defects in materials and workmanship. Contact Forge Claw for full warranty details and authorized service options. Order your CASTAIR Compressor | Garage Series | 20 Gal. Horizontal Portable | 2HP - 1 Phase 115V from Forge Claw today. Multiple financing options are available for qualified buyers.\u003c\/p\u003e\n\u003ch2\u003eVideo Overview\u003c\/h2\u003e\n\u003cp\u003e\u003ciframe src=\"https:\/\/fast.wistia.net\/embed\/iframe\/croidhvj1g\" title=\"CASTAIR Compressor | Garage Series | 20 Gal. Horizontal Portable | 2HP - 1 Phase 115V | GPE211017 | Operational\" width=\"640\" height=\"360\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Castair","offers":[{"title":"Default Title","offer_id":43517862412494,"sku":"GPE211017","price":1286.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/5011\/4254\/files\/0320189_castair-compressor-garage-series-20-gal.-horizontal-portable-2hp-1-phase-115v.jpg?v=1778341242","url":"https:\/\/forgeclaw.com\/products\/20-gal-horizontal-air-compressor-workshop-2hp-single-castair","provider":"Forge Claw","version":"1.0","type":"link"}