ZE/ZA (VSD): OIL-FREE ROTARY SCREW COMPRESSORS

Atlas Copco’s low pressure ZE/ZA Oil Free Rotary Screw compressors fulfill this demand by offering a constant air flow at minimal energy costs. Integrated Variable Speed Drive (VSD) variants offer up to 35% extra energy savings by automatically tuning compressor flow to the precise air demand.

Customer benefits : 

• Highest reliability – ZE/ZA compressors stand for durability and reliability. They incorporate Atlas Copco’s proven screw technology, stainless steel coolers, AGMA A4/DIN 5 gears and state-of-the art electrical drive systems, all of which contribute to overall high reliability. ZE/ZA compressors are built using long-standing internal engineering practices, and are manufactured and tested according ISO 9001.
• Certified 100% oil-free – ZE/ZA compressors provide you with 100% pure, clean air that complies with ISO 8573-1 CLASS 0 (2010) certification. CLASS 0 means zero risk of contamination; zero risk of damaged or unsafe products; zero risk of losses from operational downtime; and zero risk of damaging your company’s hard-won professional reputation. In 2006 Atlas Copco was the first manufacturer in the world to receive such certification on an oil-free compressor.
• Reduced energy costs – With an air circuit designed to avoid and reduce pressure drops, the ZE/ZA is built to save energy. Features like VSD drive, a state-of-the-art oil-free compression element, and energy recovery greatly enhance energy savings.
• Easy installation – The compact design eliminates the need for extras and reduces installation to an absolute minimum, saving you time and money. Built for easy integration in your existing compressed air network, ZE/ZA compressors are up and running in no time.

ZT 110-160 CLASSIC: OIL-FREE AIR ROTARY SCREW COMPRESSORS

Atlas Copco is renowned for designing and manufacturing the most reliable oil-free screw compressors. The ZT 110-160 is the latest rotary screw compressor to come out of this strong tradition. Ideal for harsh conditions, the ZT offers a compact robust design and low operating cost to industries where high-quality oil-free air is key.

Customer benefits

Keeping your production up and running – For over 50 years, Atlas Copco Z compressors have set the benchmark for durability. They are built using long-standing internal engineering practices, and are designed, manufactured and tested according to ISO 9001. The ZT 110-160 uses proven screw technology, cooling and pulsation dampers.

Protecting your reputation – The ZT 110-160 provide you with 100% pure, clean air that complies with ISO 8573-1 CLASS 0 (2010) certification. This means zero risk of contamination; zero risk of damaged products; zero risk of losses from operational downtime; and zero risk of damaging your company’s hard-won professional reputation.

Driving down energy costs – The ZT 110-160’s superior oil-free screw elements provide the optimum combination of high Free Air Delivery (FAD) with low energy consumption. Ample sized cooling, low pressure drops and an efficient drive train result in high compressor package efficiency.

Easy installation – With the ZT 110-160 compressor, Atlas Copco provides a complete solution without hidden costs. The ready-to-use package includes internal piping, coolers, motor, lubrication and control system. Installation is fault-free, commissioning time is low and no external instrument air is required. You simply plug and run.

Assuring your peace of mind – From the factory to the field, Atlas Copco has the expertise and products, service and support to meet customer demands. We invest continuously to ensure a committed, competent service organization. Thanks to our presence in over 170 countries we offer timely, professional service worldwide with 24/7 availability.

GA 15-26: OIL-INJECTED ROTARY SCREW COMPRESSORS

Atlas Copco’s oil-injected rotary screw compressors are leader in the market thanks to outstanding performance and flexible operation. This results in the highest productivity while minimizing the total cost of ownership. GA compressors are built to perform even in the harshest environments; these products will keep your production running smoothly.

GA 315-500 : OIL-INJECTED ROTARY SCREW COMPRESSORS

Atlas Copco’s GA 315-500 oil-injected rotary screw compressors are designed and built to provide the maximum free air delivery at the lowest energy costs. The robust design ensures your process will function continuously even in the harshest conditions such as temperatures up to 46°C/115°F. 

GA 5-11/GA 5-15 VSD: OIL-INJECTED ROTARY SCREW COMPRESSORS

Atlas Copco’s oil-injected rotary screw compressors are leader in the market thanks to outstanding performance and flexible operation. This results in the highest productivity while minimizing the total cost of ownership. GA compressors are available in two series: GA 5-11 and GA 5-15 VSD. The GA 5-11 is the best workshop solution, built to perform even in the harshest conditions. The GA 5-15 VSD range is the ideal solution for productions with a fluctuating air demand, optimizing your energy consumption. Both ranges supply the high-quality air you need to keep your air network clean and your production up and running. 

GA 7-37 VSD+: OIL-INJECTED, OIL-COOLED ROTARY SCREW COMPRESSORS WITH VARIABLE SPEED DRIVE+

Atlas Copco’s GA VSD+ range brings a game-changing innovation to the general industry. The GA 7-37 VSD+ variable speed drive compressor reduces your energy consumption by a staggering 50% on average, compared to idling compressors. At the same time it offers improved performance, silent operation (down to 62 dB(A)) and a compact footprint, thanks to its vertical drive train design. The heart of the GA VSD+ is an interior permanent magnet motor, directly coupled to Atlas Copco’s best-in-class screw element: all of which have been in-house designed and have patents pending. All these benefits make the GA VSD+ the compressor of the future, setting a new standard in the industry for years to come.

GA160 +- 315/GA 315 VSD: OIL-INJECTED ROTARY SCREW COMPRESSORS

Atlas Copco’s GA 160+-315 (VSD) Oil-injected Rotary Screw Compressors are designed to boost the productivity in all demanding applications like cement, mining, power plants…. This universal performer delivers high quality compressed air at the lowest operating cost, even in the harshest conditions such as temperatures up to 46°C/115°F. 

GA90+-160 (VSD): OIL-INJECTED ROTARY SCREW COMPRESSORS

The GA 90+-160 / GA 110-160 VSD compressors are designed to provide high-quality compressed air even under harsh conditions. Every GA is designed, manufactured and tested to comply with ISO 9001, ISO 14001 and ISO 1217. They use the state of the art of Atlas Copco’s compression element, ensuring a long and trouble-free life at the lowest possible operating cost.

GR 110-200: OIL-INJECTED ROTARY SCREW COMPRESSORS

Atlas Copco’s GR 110-200 oil-injected rotary screw compressors are ideal for high-pressure applications requiring a reliable air supply of 13 and 20 bar. The installation, operation and maintenance of these robust and reliable machines is kept simple. Their two-stage design ensures the most efficient operation at higher pressure. Our GR 110-200 compressors will cut your costs and enable smooth, continuous operation right across your production processes. You can choose from air- or water-cooled versions.

LE / LT: INDUSTRIAL OIL-LUBRICATED ALUMINUM PISTON COMPRESSORS

Atlas Copco’s LE/LT oil-lubricated aluminium piston compressors stand for exceptional reliability and low operating costs. LE is your compressor for 10 bar and the LT for 15, 20 or 30 bar applications. Incorporating state-of-the-art technology, LE/LT compressors deliver the lowest operating temperatures in the industry, while offering quality air with very low oil carryover. Proven design and high-quality materials ensure performance and extra long life. The LE/LT range is suitable for stand-alone use or easy integration in your OEM product.

OIL-LUBRICATED PISTON COMPRESSOR FOR SNOW MAKING

Atlas Copco LE-Snow piston compressors are designed specifically for the snow-making industry. The LE-Snow provides reliable, continuous operation with minimum maintenance. The use of high-quality materials and an innovative design make the units suitable for operation in the extreme conditions encountered at the ski slope.

OIL-LUBRICATED, CAST-IRON PISTON COMPRESSORS

The Automan AT oil-lubricated, cast-iron piston compressor has been designed for maximum productivity. Its high-quality components guarantee a long lifetime, making the AT a cost-efficient solution.

LT KE 25-125: WATER-COOLED PISTON COMPRESSORS FOR STARTING AIR, 18.5-90 KW / 25-125 HP

Solid reliability – Forced air flow around the crankcase reduces condensate to zero and extends bearing life. The LT KE can be cooled with sea water or fresh water. The LT KE has no electronic sensors, but pressure and temperature gauges for an easy, fast and reliable read-out.

Low running costs – Operational costs are limited and due to the use of highly durable components the compressors have a long lifetime and long maintenance intervals. Synthetic oil is used as standard.

Space saving – LT KE compressors are characterized by a small footprint and there is no need for a canopy. Supplied with a baseplate and delivered as plug-and-play unit, they allow for quick installation.


The harsh marine environment demands the most durable and most reliable products: you do not want critical equipment to break down at sea. That is why you need the Atlas Copco range of LT KE starting air compressors. Built to last, they will give you the performance and reliability you need.

The LT KE starting air compressors have capacities up to 125 hp. They withstand ambient temperatures up to 60°C, which makes them ideal for installing in an engine room.

Technical Specifications
Capacity FAD (m³/h, cfm)	55 – 398 m³/h
Installed motor power	15 – 90 kW
Working pressure	30 bar(e)
Capacity	60-430 m³/h