LW Scientific 8 place Programmable Speed Digital Centrifuge w/3300 RPM, ULTRA 8P. The 8-place Ultra centrifuge has a unique, space-saving triangle shape to fit easily into a corner. This unit, made of sturdy aluminum alloy, accommodates most test tubes from 3ml-15ml. The wide stance eliminates wobble, while the suction-cupped feet prevent slipping. The brushless motor (110V only) is virtually maintenance-free and the clear lid allows easy viewing of specimens while in use. Choose from 3 different models to meet your laboratory separation needs.