Eppendorf Vacufuge Concentrator 0 Rotors Rotor 4 x 96-Well 128 x 85.6 mm Plates. 6 mm) Plates is a reliable and dependable addition to the Eppendorf Centrifuges family of products. Combining top-notch and uncompromising quality with an affordable price the Eppendorf Vacufuge Concentrator Rotor 4 x 96-Well (128 x 85.6 mm) Plates 022822241/ 47746-348 can fulfill your laboratory needs while still offering a great value for the money. Product Category Description: Eppendorf 4 x 96-Well Plate Rotor.