Maximator DLE 15-75-2-GG High Pressure Gas Booster – As new! Sells a very neat and little used Maximator DLE 15-75-2-GG pneumatic gas booster. The unit appears new and is ready for immediate delivery. This is a first-class, German-produced two-stage booster with dual air-drive heads, developed for safe, oil-free compression of air and industrial gases such as nitrogen, helium, argon and hydrogen. With a pressure ratio of 1:150, it delivers an outlet pressure of up to 1050bar.