Simply get it from a reputed brand in the market who are ready to provide good period of warranty cover on your air compressors. The brands keeps it in mind all the parameters and specs to increase the efficiency of compressors. Have you tried one from Eaton Compressors? Their compressors are good for up to 70,000 running hours.
Explore more about this brand here: https://www.eatoncompressor.com/about_us
Barrow Systems provides best Refrigeration Systems & Solutions with complete system documentation, diagnostics, training, and manuals to allow maintenance personnel to employ traditional, basic troubleshooting techniques. http://barrowsystems.com/