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CASTAIR D10312HC2-S 20 HP Duplex Air Compressor – 120 Gallon Horizontal Tank, 70 CFM at 175 PSI, 3-Phase

CASTAIR D10312HC2-S 20 HP Duplex Air Compressor – 120 Gallon Horizontal Tank, 70 CFM at 175 PSI, 3-Phase

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Price: $8,383.72
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CASTAIR D10312HC2-S 20 HP Duplex Industrial Air Compressor

The CASTAIR D10312HC2-S is a heavy-duty duplex air compressor designed for industrial facilities, manufacturing operations, and commercial workshops requiring a high-volume compressed-air supply. It features two 10 HP pump-and-motor assemblies, providing a combined 20 HP of installed power.

Equipped with low-speed C2 pumps operating at 758 RPM, this three-phase compressor delivers 70 CFM at 175 PSI. Its 120-gallon horizontal ASME tank provides compressed-air storage for demanding applications. The unit includes a factory-mounted and wired magnetic starter.

Key Features
  • 20 HP total power: Two 10 HP pump-and-motor assemblies in a duplex configuration.
  • High air delivery: 90 CFM at 0 PSI and 70 CFM at 175 PSI.
  • Low-speed C2 pumps: Operate at 758 RPM.
  • 120-gallon horizontal tank: ASME tank construction for compressed-air storage.
  • Three-phase electrical configuration: Designed for compatible industrial power supplies.
  • Factory-mounted magnetic starter: Supplied mounted and wired.
  • Heavy-duty pump construction: Cast-iron pumps designed for durability and serviceability.
  • Industrial applications: Suitable for workshops, manufacturing facilities, and other high-demand compressed-air systems.
Technical Specifications
Brand CASTAIR
Model D10312HC2-S
Compressor Type Duplex, two-stage reciprocating air compressor
Total Horsepower 20 HP
Motor Configuration 2 × 10 HP
Phase Three-phase
Pump Speed 758 RPM
Air Delivery at 0 PSI 90 CFM
Air Delivery at 175 PSI 70 CFM
Tank Capacity 120 gallons
Tank Orientation Horizontal
Dimensions (L × W × H) 85 × 28 × 57 inches
Weight 1,410 lb
Motor Starter Magnetic starter, mounted and wired
Applications

The CASTAIR D10312HC2-S is designed for industrial workshops, manufacturing facilities, automotive service operations, and commercial environments that require a substantial compressed-air supply. Its duplex configuration combines two pump assemblies in one system.

Installation and Performance

Before ordering, confirm the available three-phase electrical supply, installation space, and compressed-air requirements. Proper installation and maintenance are important for reliable operation. Consult CASTAIR for specific electrical and installation requirements.

Performance Note

Air delivery depends on operating pressure and system conditions. Select the compressor based on the air demand and duty cycle of the intended application.

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