Electric powered gas boost pumps eliminate the need for a compressor to power a pneumatic booster or to use stored high pressure gas, reduced in pressure, to power your pneumatic booster. We offer several models to boost oxygen, helium, nitrogen and other gases to higher pressures. We also offer high pressure gas connecting lines/hoses, so your unit is ready to use when it ocmes out of the box. This unit is portable too at 145 Lbs. Used worldwide by aircraft owners, FBO and fleets. 12-month factory warranty For more information, visit www.americanairworks.com or call (304) 683-4595.