RSO-20A • RSO-40A   All features at a glance • digital speed readout • stepless speed adjustmen • sturdy construction • very quiet operation • safety circuit • 2 years warranty The new line of overhead stirrer RSO-20 and RSO-40 convinces with outstanding characteristics, sturdy construction and a brilliant price/performance ratio. Powerful stirrer with a high torque allows to stir samples with a max. viscosity of 50.000 mPas. Spec max.stirring quantity Motor rating input Motor rating output Speed Speed display max.Viscosity max. Torquet Ø chuck range Push through shaft Fastening on stand Torque display Dimension Weight Protection class RS-232 Voltage Frequency RSO-20A 20 l H2O 70 W 50 0-2200 rpm, stepless LED 10.000 mPas 30 Ncm 0,5-10 mm yes Extension 16 mm no 83x220x186 mm 2,5 kg IP 21 no 100-240 V 50/60 Hz RSO-40A 40 l H2O 130 W 100 0-2200 rpm, stepless LED 50.000 mPas 60 Ncm 0,5-10 mm yes Extension 16 mm no 83x220x186 mm 3,5 kg IP 21 no 100-240 V 50/60 Hz Downloads (PDF) Catalog Stirrer, Mixer and Shaker Accessories RSO RSO-E 07 Sturdy plate stand with clamp and limiter RSO-E 10 Propeller stirrer with 4 blades, Blade diameter 50 mm, shaft diameter 8 mm, shaft length 400 mm RSO-E 11 Paddle stirrer, Paddle diameter 70 mm, shaft diameter 8 mm, shaft length 400 mm RSO-E 12 Propeller stirrer with a flexible blade, Blade diameter 60 mm, shaft diameter 8 mm, shaft length 400 mm RSO-E 13 Centrifugal stirrer, stirrer diameter 90 mm, shaft diameter 8 mm, shaft length 400 mm RSO-E 20 Propeller stirrer PTFE coated with 4 blades, blade diameter 65 mm, shaft diameter 6 mm, shaft length 350 mm RSO-E 21 Propeller stirrer PTFE-coated with 2 blades, blade diameter 70 mm, shaft diameter 6 mm, length 350 mm RSO-E 22 Paddle stirrer PTFE-coated, paddle diameter 70 mm, shaft diameter 6 mm, length 350 mm RSO-E 23 Centrifugal stirrer PTFE-coated, stirrer diameter 90 mm, shaft diameter 6 mm, length 350 mm RSO-E 30 Holder for vessels up to 200 mm, incl. Boss head clamp