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CASTAIR

CASTAIR C518VC1 5 HP Two-Stage Commercial Air Compressor – 80-Gallon Vertical Tank, 230V, 18.1 CFM at 100 PSI

CASTAIR C518VC1 5 HP Two-Stage Commercial Air Compressor – 80-Gallon Vertical Tank, 230V, 18.1 CFM at 100 PSI

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CASTAIR C518VC1 – 5 HP Two-Stage Commercial Air Compressor

The CASTAIR C518VC1 is a heavy-duty commercial air compressor designed for demanding workshop, automotive, and industrial compressed-air applications. It combines a 5 HP electric motor with a slow-speed, two-stage cast-iron pump and an 80-gallon vertical ASME tank.

Operating on single-phase 230V power, this model delivers 18.1 CFM at 100 PSI. Its vertical tank design provides substantial air storage while helping conserve floor space.

Key Features
  • 5 HP electric motor: Single-phase 230V operation.
  • Two-stage compression: Designed for demanding commercial applications.
  • 80-gallon vertical tank: Powder-coated ASME tank with four feet.
  • Cast-iron pump: Oil-lubricated construction designed for long service life.
  • Slow-speed operation: Pump speed of 715 RPM.
  • Air delivery: 18.1 CFM at 100 PSI and 21.7 CFM at 0 PSI.
  • Reduced operating noise: Intake filter/silencer with paper element.
  • Loadless startup: Centrifugal unloader assists unloaded starting.
  • Durable construction: Enclosed metal belt guard and copper or stainless-steel braided discharge/bleeder tubing, depending on configuration.
  • Motor protection: Baldor motor with a full 15% service factor and overload protection.
Specifications
Brand CASTAIR
Model C518VC1
Product Type Commercial Air Compressor
Motor Power 5 HP
Compression Stage Two-stage
Power Supply 208/230V, single-phase (listed operating specification: 230V)
Rated Amperage 22 A
Required Breaker 30 A, per manufacturer specification
Tank Capacity 80 gallons
Tank Orientation Vertical, ASME
Pump Speed 715 RPM
Air Delivery at 0 PSI 21.7 CFM
Air Delivery at 100 PSI 18.1 CFM
Dimensions (L × W × H) 32 × 24 × 74 inches
Shipping Weight 560 lb
Magnetic Starter Not required for the specified standard configuration
Performance and Installation Notes

Actual air delivery and performance depend on operating pressure and application conditions. Confirm electrical circuit, wiring, and breaker requirements with a qualified electrician before installation. Verify the available installation space and shipping access before ordering.

Optional Factory-Installed Accessories
  • Air-operated automatic drain – ADVSM
  • Electronic automatic drain – SDV03M
  • 1-inch intake noise silencer – SA100M
  • Right From the Start Kit – RFS001
  • Dual control – DC1
  • Beltguard aftercooler – BGAC1M

Optional accessories are sold or configured separately unless explicitly included in the order.

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