Refrigerated centrifuge. This is a floor standing unit with a solid state speed control system that has speeds ranging from approximately 150 to 6000 RPM. Other characteristics include a temperature range of -9 to +39 degrees C., dual range digital timer, rotor imbalance detection, a programmable memory and a dynamic brake with three deceleration rates. The unit also has a refrigeration system that consists of a low maintenance compressor and a coil wrapped insulated guard bowl. Used in laboratories for processing heat sensitive samples.