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Sigma Air Conditioning

Transport and Heavy Duty HVAC Systems

SIGMA Pty Limited is a world leader for over 30 years in the design, manufacture, supply and service of specialised air conditioning equipment suitable for the transportation (rail and bus), mining,
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SCG provides a "whole of life" outlook for its products and provides tailored system solutions that deliver true value to our customers.

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About Sigma Air Conditioning

SIGMA Pty Limited is a world leader for over 30 years in the design, manufacture, supply and service of specialised air conditioning equipment suitable for the transportation (rail and bus), mining, industrial and defence industries, where high ambient temperatures, severe vibration, dense particulate and corrosive environments prevail.

SIGMA's heritage and experience stems from the amalgamation of three companies COACHAIR, SIGMA, and THERM*AIR, all with extensive experience in the above application areas. SIGMA have developed a comprehensive range of air conditioning and filtration equipment now manufactured for the transportation, industrial, mining and defence markets on a global basis.

The innovative and unique SIGMA designed equipment has attracted worldwide interest and acceptance and many enquiries have been received from major industries throughout the world.

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SCG provides a "whole of life" outlook for its products and provides tailored system solutions that deliver true value to our customers.