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Thermo Scientific™ RT2 Basic Hotplate Stirrer

Rely on the accuracy of our low-profile, analog hotplate stirrer for your routine applications.

Supplier:  Thermo Scientific™ 88880004

 View more versions of this product

Catalog No. 90-691-13



Rely on safety and consistent stirring speed with the Thermo Scientific™ RT2 Basic hotplate stirrer. Benefit from exceptionally strong magnet coupling power and a smooth-start stirring mechanism. Experience fast heat-up time and an excellent heat transfer rate thanks to the tightly integrated structure of the heater and a ceramic-coated aluminum alloy top plate which provides excellent temperature uniformity and corrosion resistance, while allowing for optimal monitoring of color changes in samples or media during operation.

Consistent control for optimal accuracy

  • Microprocessor PID control
  • Stirring speed up to 2,000rpm
  • In case of viscosity change, feedback function maintains regular speed
  • Temperature Range: Max. 350°C/662°F

Convenient features offer flexibility

  • Two threaded holes for support rods hold various kinds of devices such as temperature sensors, thermometers, laboratory glassware and more

Safety features provide ease of mind

  • Hot top warning indicator illuminates when unit is shut off and still plugged in until top plate reaches ambient
  • Automatic over-temperature shut off
  • Detachable power cord
  • Optional transparent shield protects from splashes
  • Stirring capacity: 20L (H2O)
  • Top plate dimensions: 140mm/5.5in diameter
  • Top plate material: Ceramic coated aluminum
  • Overall dimensions (L x W x H): 290 x 161 x 100mm/11.42 x 6.34 x 3.94 in.
  • Body material: Aluminum
  • Display: LED digital (0.1C resolution)
  • Heating power: 600W
  • Maximum load: 25kg/55.1lbs
  • Electrical: 120V, 60Hz/230V, 50/60Hz
Optional accessories
  • Heating bath (Cat. No. 88880141])
  • Transparent safety shield (Cat. No. 88880142)
  • Support rod (Cat. No. 88880143)
  • C-5, Clamp holder (Cat. No. 88880148)
  • 3-Prong clamp (Cat. No. 88880149)
Certifications: CE, cCSAus


USA Plug Type
120 V 60 Hz
11.42 in.
100 mm
122°F to 662°F
60 Hz
290 mm
600 w
50 to 2000 rpm
120 V
Cast Aluminum
140 mm dia.
50°C to 350°C
3.94 in.
161 mm
6.34 in.
Hot Plate Stirrer,Stirrer
25 kg
20 L
Certificate of Analysis (COA), Certificate of Conformance (COC)


Product Certifications