Eberbach lab stirrers are designed to be used in locations deemed hazardous for standard equipment. They are electrically explosion-proof and have a hollow spindle & screw chucks to ease stirring and allow the user to raise / lower the agitator without having to remove it. High speed explosion proof stirrers operate at 30 - 2300 rpm, high speed overhead stirrers operate at 2500 rpm and high torque stirrers operate at 20 - 625 rpm. Choose from a wide range of lab stirrers, available in ABS plastic & aluminium variants on Raptor Supplies.