Optima XPN-100 Ultracentrifuge,100,000 rpm, 802,400 g, for 50/60 Hz, 200-240 V operation, CE/CSA. (SW 55Ti ROTOR PKG.55,000 rpm, 368,000 g, 6 x 5 ml SW 32Ti, Swinging Bucket Rotor Package，32,000 rpm, 175,000 g, 6 x 38.5 ml),