The Optima XE combines functionality, brilliant performance and modern style in one product. This ultracentrifuge is designed to be user-friendly in order to intensify the device's productivity and lessen errors and hassle. Optima XE boasts a bright user interface, multi-layered BioSafety features, and is energy efficient. One could also rely on the device's over all system design composed of efficient exclusive rotors, labware, and unparalleled service. Optima XE is available in 100k and 90k RPM configurations. So order now! You can contact your local sales representative for specific order information. Part numbers may differ upon your areas or geographical location.