Mechanical laboratory shaker RW 28 digital
propellerdigitalfor beakers

mechanical laboratory shaker
mechanical laboratory shaker
mechanical laboratory shaker
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Motion type
Product applications
for beakers
Other characteristics
Rotational speed

Min.: 60 rpm (377 rad.min-1)

Max.: 1,400 rpm (8,796 rad.min-1)


Powerful, mechanically controlled laboratory stirrer designed for highly viscous applications for quantities up to 80 l (H2O). It is suitable for intensive mixing for use in laboratories and pilot plants. The stirrer comes equipped with a protection for overheating of the motor by means of self-locking temperature limiter. Additionally, to secure bowls, a stirring shaft protection and clamping fixture are optionally available. • Digital speed display • Infinitely adjustable speed from 60 to 1400 rpm in two speed ranges • Push-through agitator shafts • Overload protection • Error code display • Robust, ergonomic design • Quiet operation • With constant power-drive Technical Data Stirring quantity max. per stirring position (H2O): 80 l Motor rating input: 220 W Motor rating output: 90 W Speed display: LED Speed range: 60 - 1400 rpm Viscosity max.: 50000 mPas Output max. at stirring shaft: 90 W Permissible ON time: 100 % Torque max. at stirring shaft: 900 Ncm Torque max. at stirring shaft at 60 1/min (overload): 1144 Ncm Torque max. at stirring shaft at 100 1/min: 900 Ncm Torque max. at stirring shaft at 1.000 1/min: 86 Ncm Torque I max.: 900 Ncm Torque II max.: 300 Ncm Speed range I (50 Hz): 60 - 400 rpm Speed range II (50 Hz): 240 - 1400 rpm Speed range I (60 Hz): 72 - 480 rpm Speed range II (60 Hz): 288 - 1680 rpm Speed control: stepless Setting accuracy speed: 1 ±rpm Deviation of speed measurement: 10 ±rpm Stirring element fastening: chuck Chuck range diameter: 1 - 10 mm Hollow shaft, inner diameter: 10.5 mm Hollow shaft (push-through - when stopped): yes Fastening on stand: extension arm Extension arm diameter: 16 mm Extension arm length: 145 mm


*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.