Reliable Class 0 air with lower lifecycle costs and long-term performance

The ELGi AB Series is a breakthrough in oil-free compressed air technology. Traditional oil-free compressors were costly, inefficient, and unreliable—but the AB Series changes that. Delivering 100% oil-free air, ISO 8573-1 Class 0 certified, with lower maintenance and energy costs, it’s built for industries where air quality is critical.

Why Choose the AB Series?

• Up to 13% lower lifecycle costs than other water-injected compressors
• Low maintenance and reduced power consumption
• Slow-running air end extends bearing life and improves reliability
• Lower discharge temperatures reduce dryer sizing and capital costs
• Quiet, efficient operation with stainless steel corrosion-resistant components
• 5-year warranty for peace of mind

Smarter by Design

• Closed-loop water system – no reverse osmosis, no pumps, less power use
• Triple sealing system prevents leaks and contamination
• Condensate reuse system keeps water fresh and reduces waste
• Rotor design improves stage efficiency and reduces pressure loss

Certified Clean Water and Air

Certified to ISO 8573-1 Class 0 and ISO 8573-7, the AB Series delivers high-quality, microbiologically safe compressed air—ideal for food, pharma, electronics, oil & gas, mining and more. The water used within the compressor is also safe for operation, complying with ISO 8573-7:2003 and IS:10500-2012 standards, ensuring the highest level of purity and system integrity.

Built for Demanding Environments

Whether you’re producing food or processing oil and gas, the AB Series offers safe, clean air with industry-leading reliability and sustainability.

Get Expert Support in WA

With 24/7 support and the largest independent service team in Western Australia, Pneumatic Engineering ensures your water-lubricated oil-free system is installed, maintained, and performing at its best—wherever you’re based.

📞 Get in touch today to request a quote or book a consultation.