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LED Digital Overhead Stirrer OS20-S with 20L Capacity

OS20-S LED Digital Overhead Stirrer is designed for laboratory mixing with 20L capacity, 2200rpm speed and 40N·cm torque. Equipped with a brushless motor, LED speed display and overload protection for reliable operation.

    Key Features & Benefits

    Efficient Laboratory Mixing
    Supports mixing volumes up to 20L with stable speed control and reliable performance.

    LED Speed Display
    Real-time monitoring of stirring speed for convenient operation.

    Powerful Brushless Motor
    Maintenance-free DC brushless motor provides low noise, long service life and safe operation.

    Constant Speed Control
    Automatically adjusts torque according to sample viscosity changes to maintain stable speed.

    Safe Operation Design
    Includes splash protection, overload protection and motor protection functions.

    Easy Stirrer Replacement
    Self-locking chuck design allows quick installation and replacement of stirring shafts.

    Flexible Stirring Options
    Compatible with 316 stainless steel and PTFE-coated stirring shafts for different applications.

    Application

      ●  Stirring for pharmaceutical scale-up synthesis using large-volume reaction vessels

      ●  Mixing of polymer materials such as latex paint and industrial coatings

      ●  R&D of pharmaceutical formulations, including gels, creams, and ointments

      ●  Processing of food products, daily chemicals, and fine chemical products

      ●  Formula development for battery slurry materials used in new energy applications

      ●  Process optimization for polymerization reactions and large-scale production of polymer materials

    Customer base

      ●  Biopharmaceutical CRO process development laboratories and new materials R&D laboratories for battery technologies

      ●  R&D centers for food, cosmetics, and daily chemical formulation development, as well as QC laboratories for stability testing

      ●  Petroleum and petrochemical additive research and development laboratories

      ●  University laboratories for polymer materials engineering, polymer research institutes, and other academic  research organizations

    Technical Specifications

    Parameter Specification
    Model OS20-S
    Item No. 8033100200
    Max. Stirring Capacity 20L (H₂O)
    Speed Range 50-2200rpm
    Maximum Torque 40N·cm
    Maximum Viscosity 10,000mPa·s
    Motor Type DC Brushless Motor
    Speed Display LED
    Torque Display -
    Overload Protection Display LED
    Data Interface -
    Chuck Diameter Range 2-10mm
    Protection Class IP21
    Motor Output Power 50W
    Total Power 70W
    Voltage 100-240V, 50/60Hz
    Dimensions 83×220×186mm
    Weight 2.8kg
    Ambient Temperature 5-40℃
    Relative Humidity ≤80% RH

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