MAC Valves, Inc. is a worldwide provider of optimized air valve solutions for the transportation industry.  The valves are designed to perform in harsh operating environments for the locomotive, truck/trailer, truck chassis, concrete mixer, refuse and aerospace industries.

The valves handle such applications as lift axle, air suspension, tailgate latch, chute lock, charge hopper, door interlock, compressor louver control and airplane/train sinks and lavatories.

The environmental conditions require wide range temperature seals, washdown, severe vibration, poor quality air and wide voltage ranges.  MAC Valves is a leader and innovator in this industry.