Benchmark H4000-S Magnetic Stirrer

Category Magnetic Stirrers
Manufacturer Benchmark Scientific
Country of manufacture China

Benchmark stirrers feature an exceptionally durable, chemical resistant white ceramic work surface. Their space-efficient design (8 X 9 in. footprint), makes them ideal for use on crowded benchtops and inside of bio-hoods.

Advanced microprocessor controls with convenient turn knobs allow quick, precise adjustment and maintenance of speed. Safety indicator LED's on the front panel indicate when the stirring functions have been activated. With a square 7.1 in work surface, compatible with a wide variety of popular sizes of borosilicate glass beakers, flasks, bottles and other vessels. 


  • Ceramic work surface, 7.1 x 7.1 in.
  • Stir speed from 60 to 1500 rpm
Key Attributes 
Maximum volume (L): N/A
Minimum Volume (L): N/A
Speed max (rpm): 1,500
Speed min (rpm): 60
Max temperature (◦C): N/A
Plate:  Square
Plate material: Ceramic
Torque max (Ncm): N/A
Controls: Analog
Timer: No
Programmable: No
Reverse rotation: No
Warranty (years): 2
Weight (lbs): 9
Dimensions Width (in): 8.5
Dimensions Height (in): 4.5
Dimensions Length (in): 10


Manufacturer Specifications

Speed Range:

60 to 1500 rpm
Platform Dimensions:

7.1 x 7.1 in./ 180 x 180 mm


Quick adjustment knob


(w x d x h)

8.5 x 10 x 4.5 in.

20 x 23 x 11.5 cm


9 lbs (4kg)
120, 60Hz or 230V, 50Hz 500W
2 Years

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