The Groz Air Operated DEF Transfer Pump is crafted for Diesel Exhaust Fluid (DEF) and other various non-flammable liquids at 30 LPM (8 GPM). Because of the pump’s material, it not only pumps DEF, but also many other fluids compared to other air pumps which primarily pump oil. Safe operation at a maximum pressure of 100 PSI (7 BAR) by its regulated air supply via a ball valve and air regulator. This pump comes equipped with a built-in 2" bung adaptor and an adjustable lock nut to provide a secure drum attachment with flexible positioning as well as a telescopic suction tube.