SDS-U Oil-Free Screw Compressor｜Two-Stage, High-Output Air for Cleanrooms & Heavy Industry

Hitachi’s SDS-U Series is designed for operations that demand high volumes of clean, oil-free air. With two-stage compression and water-cooled engineering, it ensures stable delivery and heat management—even in continuous, high-load environments.
Covering an output range from 55kW to 680kW, this compressor is perfect for large-scale manufacturing, cleanrooms, and industries requiring strict air purity standards. The SDS-U Series also aligns with sustainability goals by supporting energy-efficient, oil-free operation.
Hitachi Asia (Thailand) Co., Ltd., based in Bangkok, provides responsive support throughout Southeast Asia—including Indonesia, Malaysia, Myanmar, the Philippines, Singapore, Thailand, and Vietnam.
■ Features
- 100% Oil-Free: Delivers clean, contaminant-free air for sensitive processes.
- Two-Stage Compression: Boosts efficiency and air stability under high demand.
- Water-Cooled System: Effectively manages heat during continuous operation.
- Wide Output Range: Supports 55kW to 680kW for heavy-duty air supply needs.
- Built for Reliability: Engineered to withstand extreme industrial conditions.
■ Technical Specifications
- Model: SDS-U Series
- Compression System: Oil-Free, Two-Stage Screw
- Power Range: 55 – 680 kW
- Discharge Pressure: Up to 1.0 MPa
- Air Delivery: Large capacity aligned with power output
- Cooling Method: Water-Cooled
■ Applications
- Heavy Manufacturing: Sustains high-load, continuous operations
- Food & Beverage: Ensures contamination-free air supply
- Pharmaceuticals & Cosmetics: Complies with hygiene and purity standards
- Electronics & Precision Machinery: Reliable air for cleanrooms and precision processes
📄 For more information, download the product PDF or contact our technical support team.
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