Thermo Scientific™ Cimarec™ Biosystem Slow-Speed Stirrer for Cell Culture

Gently stir thermally sensitive cultures including microcarrier cultures, culture broths and cell suspensions with this slow-speed stirrer.

Manufacturer: Thermo Scientific™ 50119114

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Catalog No. 04-979-234

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Limited warranty period: Subject to all warranty requirements and exclusions set out in our Terms and Conditions of Sale, this product is warranted from the date we ship the product and for ninety (90) days thereafter. Disclaimer to internal research use restriction: Any restrictions on the purchaser to utilize the product(s) for internal research purposes only does not apply to the product(s) on the web pages associated with this statement.


    Temperature Range (Metric) -10° to 56°C (Operating)
    Type Stirrers
    Length (Metric) 33cm
    Width (English) 12.9 in.
    Width (Metric) 33cm
    Weight (English) 20.7 lb.
    Weight (Metric) 9.4kg
    Wattage 4w
    Description Biosystem 4 Position w/o Controller; Stir capacity 5L per position
    Speed 5 to 120rpm
    Item Description 4 Position; Stir capacity: 5L/position
    Power Setting 0.4 to 4w
    Stirring Positions 4
    Certifications/Compliance CE marked
    Capacity 20L
    Dimensions (L x W x H) 12.9 x 12.9 x 2.4 in. (33 x 33 x 6cm)
    Protection Class IP68
    Height (English) 2.4 in.
    Height (Metric) 6cm
    Length (English) 12.9 in.
    Model Biosystem 4-Position w/o Controller

    Stir thermally sensitive cultures including microcarrier cultures, culture broths and cell suspensions with the Thermo Scientific™ Cimarec™ Biosystem Slow-Speed Stirrer for Cell Culture. This product offers gentle stirring and low heat output to protect sensitive cell cultures within CO2 incubators.


    • Hermetically sealed housing resists microorganisms while separate external controller ensures that only the hermetically sealed stirrer is exposed to the CO2 environment
    • Heatless operation protects thermal sensitive cell culture and will not compromise the incubator chamber conditions
    • Stainless-steel housing is easy to clean and resists aggressive media
    • Gradual low-shear acceleration on start-up
    • Controller has adjustable power settings that decrease power consumption and lower heat output
    • Operating conditions are -10° to +56°C at 100% RH
    • Protection class IP 68
    Optimal Stirring:
    • Smooth and even stirring as low as 5rpm
    • Single position stirrers have the power to stir up to 20L
    • Four-position stirrers can stir up to 5L per position

    Biomodul 40 B control unit (sold separately)

  • Description & Specifications

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