Bauer Junior II Compressor

SKU: Junior II

The Junior II Compressor is the most compact of BAUER’s mobile breathing air compressors. It combines a small footprint and advanced technology and is the ideal solution for applications in sports diving, shipping, respiratory protection and paintball and shooting sports.

Ruggedness, reliability, a wide range of applications and compact flexibility have made the JUNIOR a worldwide classic and a global best-seller, with over 100,000 units sold .

The light, compact system can be transported by one or two people and fits into virtually every vehicle boot.


Please contact us for pricing and ordering information

  • Easy to transport: light and simple to use
  • Many possible applications: sports diving, fire fighting, shipping, medical engineering, paintball, motor sports etc.
  • The patented mini-computer B-TIMER reliably warns of approaching filter cartridge change. Safe, secure, user-friendly and rugged
  • 100 l/min
  • 225 or 330 bar
  • 2kw (4.2kW petrol version)
  • Available with three-phase motor, single phase motor or petrol engine.

Optional Features

  • Additional filling device for 225 or 330 bar
  • Switchover device for 330/225 bar
  • Frame and carrying handle of stainless steel
  • Automatic condensate drain including automatic shutoff when final pressure is reached
  • Trolley
Type Charging Rate¹ Operating Pressure max. Purification system Number of Stages Speed Drive and Motor Power Net Weight approx. Dimensions
L x W x H
I/min cfm bar psig rpm Motor kW kg cm
Junior II-B 100 3.5 330 4780 P 21 3 2,300 Petrol engine
4.2 44 78 x 41 x 42
Junior II-E 100 3.5 330 4780 P 21 3 2,300 Three-phase 400 V, 50 Hz² 2.2 46 66 x 36 x 42
Junior II-W 100 3.5 330 4780 P 21 3 2,300 Single-phase 230 V, 50 Hz³,4 2.2 46 66 x 39 x 42

Innovative German Technology

Designed, engineered and manufactured in Germany, the Bauer range of compressors are renowned for their innovative German technology, precision engineering and reliability. Bauer has been manufacturing high pressure compressors for over 70 years. With proven technology, you can rely on Bauer high pressure compressors and purification systems.

Australia’s Bauer Agent

ASE is Australia’s Bauer Agent and a long-time partner of this premium brand. This partnership means that you can have full confidence in the authenticity of our stock and warranty conditions. When it comes to Bauer, ASE has a team of experts that are dedicated to supporting you and helping you find the perfect solutions for your specific needs.

Aftermarket Service and Spare Parts Support

If your Bauer compressor requires servicing, ASE’s nationwide service network is only a phone call away. ASE’s expert technicians can keep your air compressor running in peak condition, potentially saving you thousands of dollars in replacement or breakdown costs.


ASE supply and install a range of Compressor Accessories including fill panels, storage banks, filling stations, B-timers (for monitoring cartridge changes and maintenance intervals) and automatic condensate drains to name a few.

For further information on Compressor Accessories Click Here. Contact Australian Safety Engineers on +61 8 9456 2066 or email for advice on the most appropriate compressors and / or accessories suited to your application.

Australian Safety Hire can assist with all your safety equipment hire requirements. We can offer expert assistance when additional equipment is required for events such as

  • Maintenance and Plant Shut Downs
  • Safety and Training Exercises
  • “Once Only” jobs where safety equipment is required

Australian Safety Engineers have a comprehensive range of safety and life support equipment available for hire. We have several fully contained trailers that are stocked with various safety and life support equipment and can be transported onto site. We also have individual equipment that can be hired as required. All safety equipment is serviced and certified in full conformance with the relevant Australian Standards and Manufacturers Specifications.

Having the right safety equipment on hand is extremely important in ensuring the ongoing health and safety of employees in your workplace. Our range of hire equipment is comprehensive and includes:

  • Self-Contained Breathing Apparatus (SCBA) – Our range of SCBA equipment includes the major brands.
  • Airline Equipment – portable breathing airline trolleys and systems are available with varying air storage, user and hose length capacities. An electric compressor “4 person” trailer mounted unit is also available (pictured above) complete with airline hoses, lung demand valves, waist belts and facemasks.
  • Escape Sets – We also maintain a hire fleet of Escape Sets. These are fully certified in full conformance with AS1715 and AS1716.
  • High Pressure Breathing Air Compressors are available to suit the location and air demand requirements.

Australian Safety Engineers can also customise products to meet required applications to increase efficiencies and reduce costs by utilising our comprehensive range of state-of-art equipment. Prices are available on request and we welcome the opportunity to assist you with your safety equipment needs.

For further information please contact Australian Safety Engineers on +61 (8) 9456 2066 or email