Rolair H5312K28 Air Compressor – 5HP 120Gal
Extreme Flow Output: Supplies 18.0 CFM @175PSI.
Large Horizontal Reservoir: Provides massive air storage.
Heavy Cast Iron: Promotes superior heat dissipation.
Three Phase Power: Supports reliable 200V.
Large Scale Production: Supports continuous industrial demand.
Description
Rolair H5312K28 5HP 120 Gallon Three Phase
The Rolair H5312K28 is a professional-grade two-stage industrial compressor designed for consistent high-pressure air delivery in three-phase electrical environments. Featuring a 5HP motor and a horizontal 120-gallon ASME tank, this unit delivers 15.1 CFM at 175 PSI, providing a stable air reservoir for industrial maintenance. Utilizing air tools and compressors from Rolair’s K-series ensures maximum mechanical efficiency and rapid pressure recovery during heavy-duty manufacturing tasks.
Rugged Three Phase Efficiency
The unit features a precision-machined cast-iron pump with a cooling flywheel to facilitate efficient thermal transfer during continuous operation. It includes a totally enclosed steel belt guard and a large canister intake filter to protect internal components from airborne debris. This horizontal configuration offers a stable center of gravity for stationary shop placement and vibration-resistant performance for sensitive pneumatic control systems.
Rolair H5312K28 Key Features
- Tank Size: 120 Gallon Horizontal
- Lubrication: Splash Lubrication System
- Starting System: Loadless Auto-Start
- Fuel System: 208/230/460V Three Phase
- Max Pressure: 175 PSI Rating
- Air Displacement: 15.1 CFM Delivery
- Warranty: 1 Year Unit
Rolair H5312K28 5HP 120-Gallon Horizontal Air Compressor – 3-Phase
| Weight | 645 lbs |
| Dimensions | 72 × 30 × 51 in |
| Brand | Rolair |
| Model | H5312K28 |
| Compressor CFM | 15.3 |
| CFM Range | 15 – 24.9 |
| Horsepower | 5 HP |
| Horsepower Range | 5 – 9.5 HP |
| Tank Capacity | 120 Gallon |
| Tank Size Range | 90 – 200 Gallon |
| Maximum PSI | 175 PSI |
| Voltage | 208/3/60, 230/3/60, 460/3/60 |
| Mount Type | Horizontal Stationary |
| Usage | Professional / Industrial Applications |
| Warranty | 1-Year |







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