Jeio Tech MS Multi-Position Hotplate Stirrers

Category Hot Plate Stirrers
Manufacturer Jeio Tech
Country of manufacture South Korea

Simultaneous independent stirring is available at max. 15 points with stable heating.
Models: MS-33MH / MS-53MH

Performance & Convenience

  • Ideal for the multiple sample testing under the same condition.
    • Maximum 15 independently controlled stirring positions on one heated top plate.
  • User-friendly operation and time setting modes allowing various ways of multi-position stirring to meet users’ demands: single point, multiple point, whole row, whole column, etc.
  • Integrated design of the heater and the top plate provides exceptional heat transfer rate and quick heat up capability.
  • Fast and precise stirring operations are enabled by BLDC motor and special magnet with extremely strong magnetic coupling power.
  • Smooth-start mechanism provides virtually no decoupling of stir bars even with viscous media.
  • Instant halt of the stirring operation.
  • Easy-to-read VFD and intuitive control panel.
  • Bright and vivid LED stirring position indicating lamps and heating operation lamp for stable operations.
  • High heat transfer aluminum top-plate.


  • Unit is safely designed to protect internal components from accidental spills.
  • Non-slip silicon plate mat is attached on the top plate to prevent unintended slips
  • Built in thermal shut off and current limit protection.
          Key Attributes 
          Maximum volume (L): 0.25 per position*
          Minimum Volume (L): N/A
          Speed max (rpm): 2000
          Speed min (rpm): 30
          Max temperature (◦C): 120℃
          Plate: Multiposition
          Plate material: Aluminum
          Torque max (Ncm): N/A
          Controls: Digital
          Timer: Yes
          Programmable: Yes
          Reverse rotation: No
          Warranty (years): 1 (2 years after submission of warranty registration card)
          Weight (lbs): 22-33

          *when used at full capacity. See FAQ for more information.


          Manufacturer Specifications  
          Model MS-33MH MS-53MH


          Temperature range (℃ / ℉)

          Max. 120 / 248



          Heating power (W)




          Speed range (rpm)

          30 to 2,000


          Feedback control with PID

          Stirring position



          Stirring point distance (WxD, mm / inch)

          117x90 / 4.61x3.54


          1min. to 99 hr. 59 min.


          BLDC motor

          Motor rating input / output (W)per each point


          Magnetic bar, Max. (ØxL, mm / inch)

          8x30 / 0.31x1.18


          Over temp.

          Top plate

          Over current

          Current limit protection

          Load, Max (kg / Ibs)

          30 / 66.14

          Top plate



          Dimension (WxD) (mm / inch)

          385x328 / 15.16x12.91

          385x493 / 15.16x19.41



          Powder coated steel

          Dimension (WxDxH) (mm / inch)

          395x450x104 / 15.55x17.72x4.09

          395x614x104 / 15.55x24.17x4.09

          Net weight (kg / Ibs)

          10 / 22.05

          15 / 33.06

          Electrical requirements (230V, 50/60Hz) 4.1 A 5.8 A
          Cat. No. AAHK34015K AAHK34025K
          Electrical requirements (120V, 60Hz) 8.0 A 11.2 A
          Cat. No. AAHK34013U AAHK34023U

          If I do not use all the stirring positions on the MS Multi Position Magnetic Stirrers, can I stir larger volumes?

          Yes. Please refer to the table below for more information on capacity and stirring speed at reduced load.

          Maximum stirring capacity and speed at various quantities for the Jeio Tech SM Multi-Position Hotplate Stirrers


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          Jeio Tech MS Multi-Position Hotplate Stirrers Accessories