SIGMA Air Conditioning, a world leader for over 65 years in the design, manufacture, supply and service of specialised air conditioning equipment suitable for the transportation, mining, Industrial, defence and track maintenance industries where high ambient temperatures, severe vibration, dense particulate and corrosive environments prevail.
SIGMA innovative, smart thinking and uniquely designed equipment has attracted worldwide interest and acceptance, and in many cases is the industry benchmark. A leading global company, SIGMA have developed a comprehensive range of air conditioning and filtration equipment now manufactured across the globe in support of local transportation, mining, industrial and track maintenance markets.
SIGMA provides a ‘whole of life’ outlook for its products and provides tailored system solutions that deliver true value to our customers.
SIGMA is a Quality Assured company to IS09001 at all its operations and has extensive Research and Development facilities to ensure SIGMA’s equipment delivers maximum performance, reliability and value with minimum overall life cycle cost to our customers.
SIGMA Core Markets
SIGMA mining equipment is designed to the highest of industry standards to suit the harshest of mining conditions. Designed and engineered for production critical machines to withstand extreme ambient temperatures, punishing shock & vibration loads and dust saturated atmospheres.
SIGMA range of industrial air conditioning equipment is specifically designed to operate in dust laden corrosive atmospheres and very high ambient temperatures of up to 75°C (185°F). Environments include aluminium smelters, refinery operated cabins, earthmoving equipment, ports, construction, cranes, switch rooms and other production critical industrial equipment.
We offer a complete range of customised air conditioning equipment, with a solution to suit specific defence projects and application. SIGMA offer unique equipment to suit both static and mobile applications for specific purpose within the defence industry.
The Rail Vehicle Systems division of this long-established company equips mass transit and long distance rail vehicles with highly advanced products. Along with braking systems these include intelligent entrance systems, HVAC systems, auxiliary power supply systems, control components and windscreen wiper systems, platform screen doors, friction material, driver assistance systems and control technology.