Gardner Denver has been manufacturing Air Compressors and Compressor-Exhausters for Diesel Electric Locomotive since 1935. Locomotive compressors perform the critical function of operating the air or vacuum braking systems and other accessories in the locomotive. These includes 3 cylinder, 4 cylinder, and 6 cylinder models. Gardner Denver currently offers both Water-Cooled and Air-Cooled Compressors for a variety of locomotive applications. Maco provides Indian Railways with high quality locomotive air compressors from Gardner Denver and supports them with required Spares , Services , maintenance and overhauling of compressors.