JustAir SW Series – The Next Generation Oil-Free Air Compressor

Water-Injected Technology · Truly Oil-Free · Designed for Energy Savings

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Why Switch to Water-Injected Oil-Free Compression?

Tailored flexibility, just for you At JustAir, we understand that your needs change, which is why we adapt to you. Thanks to the continuous, variable capacity of our High-Speed Turbo compressors, you only use exactly what you need. With our unique Pay-As-You-Go model, you pay solely for what you actually consume. Maximum efficiency, minimal costs.
oil free air

Common Problems

  • Residual oil risks in sensitive industries
  • High energy use & heat in dry screw systems
  • Poor performance in high-humidity conditions
  • Costly maintenance for separators and oils

Our Solutions

  • 100% Oil-Free, ISO Class 0
  • Isothermal compression saves 15–25% energy
  • Low discharge air temp: +14~21°C
  • Stainless steel air-end and piping
  • Built-in water purifier, no external water needed

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What Makes JustAir SW Series Different?

Stainless Air-End

Corrosion-resistant

Isothermal Cooling

Cuts energy use by 25%

Truly Oil-Free

No gearbox/oil needed

PM + VSD System

Inverter efficiency

Water Purifier Inside

Triple-stage auto water change

Ultra-Quiet

Water film dampens vibration

More Efficient than Dry Screw

Compared to Atlas Copco AQ45-10 (SER-package: 7.66) – up to 15% energy savings
ModelPower (kW)m³/minSERSER
SW37VSD375.76.026.5
SW45VSD456.826.236.7
justair

Unmatched Reliability & Performance

Optimized for Industrial Efficiency

ModelFAD@8barGFAD@10barGDimension(mm)DischargeWeight(kg)
15kw / Air cooling2.3 m/min2.0 m3/min1250*1050*1500RC 1620
22kw/ Air cooling3.3 m3/min2.9 m3/min1250*1050*1500RC 1650
30kw/AC or WC4.8 m/min4.0 m/min1580*1180*1600RC 1 1/21100
37kw / AC or WC6.0 m3/min5.1 m/min1580*1180*1600RC 1 1/21150
45kw / AC or WC7.0 m3/min6.0 m3/min1580*1180*1600RC 1 1/21250
55kw / AC or WC9.5 m/min8.2 m/min2000*1350*1700RC 21600
75kw / AC or wc12.5 m/min11.0 m3/min2000*1350*1700RC 21750

Engineered for Critical Clean-Air Industries

Versatile Solutions for Various Industries

Medical air and surgical clean zones

electronics industry

Electronics and lithium battery factories

Pharmaceutical and food packaging

healthcare 1.png

Laboratories and testing environments

pet plastic

PET bottle blowing air systems

Real Application & Case Study

Proven by Industry Leaders
Japan IIZUKA Plastic replaced 2 mono-rotor WIS units with 1 JustAir SW45 – saved 25% energy
iizuka
japan iizuka

Brand Background

New technology within a new business models
Boost your company’s cost-effectiveness and sustainability with our fully electric compressed air solutions. Our compressors operate with zero emissions, setting a new standard for energy efficiency.
division at atlas copco
  • Former VP of Oil-Free Division at Atlas Copco
  • Led development in scroll, tooth, dry screw & turbo compressors
  • Founded JustAir to focus on high-speed water-injected technology
  • Designed & built in Belgium, with global delivery & service
  • 20+ successful installations across medical and electronics sectors
scroll, tooth, dry screw & turbo compressors

💡 Get Your Energy-Saving Oil-Free Air Proposal

What You’ll Get
ROI Estimate | Model Recommendation | Technical Advice

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