The manufacturer of Eppendorf S-4-104 Rotor is Eppendorf. Model is S-4-104. Its maximum speed is 3900 rpm.
Specification
Condition: used Max. g-force: 3,214 x g Max. speed: 3,900 rpm Max. load per bucket (adapter, tube and contents): 1,000 g Swing-bucket rotor with 4 x 750 mL round buckets Round bucket 750 mL Aerosol-tight cap