This equipment is a Class 1 Hematocrit centrifuge with timers, fixed speed and brake control. The motor used is all the same. The differences among all models are the type and operation time, the mains cord connection, the speed control and braking circuit and the enclosure. The motor has a max speed of 14000rp and fitted with a thermal cutout to limit the high operating temperature. There is no heating element. No applied part for patients and not suitable for the use in special environment.