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"Over 50 Years of Experience"

Castair I15312HC3-S
15 HP Two-Stage Horizontal Air Compressor – 120-Gallon Tank (3-Phase, Extra Heavy-Duty, Ultra-Low RPM)
The Castair I15312HC3-S is a high-capacity, industrial-grade horizontal air compressor built to excel in continuous-use, high-demand environments. Featuring a robust 15 HP motor, ultra-low 470 RPM pump, and a 120-gallon horizontal ASME tank, this 3-phase unit combines long-term reliability with superior air delivery and reduced operating noise.
Key Features
- Cast iron two-stage pump operating at ultra-low 470 RPM for cooler, quieter performance
- 120-gallon horizontal ASME tank with powder-coated finish for durability
- Beltguard-mounted aftercooler for improved air temperature and moisture control
- Disc and spring valves paired with four-ring pistons for optimal efficiency
- Pre-wired and factory-mounted magnetic starter simplifies installation
- Centrifugal unloader system for smooth, load-free startups
Technical Specifications
- Horsepower: 15 HP
- Voltage: 3-Phase, 208/230/460V
- Tank Capacity: 120 Gallons (Horizontal)
- Max Pressure: 175 PSI
- Air Delivery: 60.3 CFM @ 0 PSI / 49.0 CFM @ 175 PSI
- Pump RPM: 470
- Dimensions (LxWxH): 69" x 24" x 50"
- Weight: 1280 lbs