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Tech Development, Inc. - The original turbine air starter is also the market leader in engine starting reliability
Since 1958, Tech Development (TDI) has specialized in the design and manufacturing of air turbine products and components for NASA and the private sector aerospace industry. This expertise ultimately led to TDI designing and manufacturing industry’s first turbine starter – the TurboStart in 1979. Further development led to the two stage TurboTwin model. TDI’s innovation has raised expectations for starter system’s delivered power, efficiency and durability.  TDI is recognized worldwide by every OEM, system packager and engine/compressor fleet owner as the industry’s leading manufacturer of reliable starting systems. From diesel and natural gas engines to large industrial turbine engines, TDI and EngineWorx stand ready to support your application needs.

TDI Valves & Accessories

It is an engine starting “system”, and the system is only as reliable as its weakest component. EngineWorx and TDI only offer the most reliable components for your package. We offer a wide variety of valves, fittings and accessories to help maximize the efficiency of your TurboTwin and TurboStart Air Starters.