SRL Series scroll compressors are backed by more than a century of compressed air engineering expertise. Featuring a fully oil-free design, the SRL Series delivers clean, reliable air for applications requiring maximum purity. Engineered for quiet operation, these compressors are among the most low-noise options available. Their compact footprint and convenient panel access make installation easy, even in tight spaces where larger systems may not fit.

Oil-Free Rotary Screw Air Compressor 60 – 600 hp (47-450 kW) Compressors

The DS Series Oil-Free Rotary Screw Air Compressor from Sullair delivers clean, reliable compressed air for industries requiring the highest air purity, including pharmaceuticals, food processing, electronics, automotive, and advanced manufacturing.

Designed to meet ISO 8573-1 Class 0 standards, the DS Series features a durable Hitachi two-stage air end, advanced touchscreen controls, patented oil mist removal technology, and Airlinx® remote monitoring for improved performance, efficiency, and uptime.

Centrifugal compressors are valued in industrial use for their efficient aerodynamics and low maintenance design. Sullair centrifugal compressors are engineered for energy efficiency, using advanced impellers optimized for required airflow and pressure to help reduce energy consumption.

Built for easy upkeep, they feature mostly non-contact internal components and simple inspection access via a horizontally split gear cover. Their robust design delivers long-term reliability, with most models using titanium impellers for added strength and corrosion resistance (TRX models use stainless steel).

For demanding applications, they deliver Class 0 oil-free air in compliance with ISO 8573-1 standards, making them ideal for industries such as pharmaceuticals, food and beverage, electronics, automotive painting, textiles, and sandblasting where clean, dependable air is critical.

The Sullair OFD1550 Tier 4 Final portable air compressor delivers Class 0 oil-free air in a flexible design suited for both short- and long-term applications.

Powered by a Cummins QSX15 diesel engine and the proven Sullair two-stage oil-free air end, it provides reliable performance even in environmentally sensitive environments.

Its compact, jobsite-friendly design makes transport and storage simple, while features like a 7-inch color touchscreen controller, operation in extreme temperatures (-20°F to 125°F), high-altitude capability up to 12,000 ft, and a low-emission engine package ensure dependable performance in demanding conditions.