• OLS Aqua Pro Shaking Water Bath

    Patented, combined orbital and linear shaking mechanism of the OLS26 allows optimisation of aeration and shear forces mixing, for reproducible results.

    • Precision digital temperature control
    • Stability: ±0.1ºC
    • Temperature range 0ºC to 99ºC operation*
    • Easy changeover from linear to orbital shaking
    • Adjustable shaking speed and stroke length
    • Universal tray and polycarbonate lid included as standard
    • Drain tap for convenient emptying


    • General use – defrosting, cooling/warming liquids, temperature control of samples
    • Life-science – microbiological assays, tissue studies, cell cultivation fermentation, bacterial culture, biochemical assays, enzyme assay
    • Industrial – materials testing, corrosion testing
    • Biopharm – solubility testing of medical coatings, dissolution, cooling crystallisation
    • Food & beverage – extractions, food digestion


    Dimensions (h x d x w) 325 x 565 x 335mm
    Capacity 26L
    Temperature range Ambient +5 to 99°C / 0 to 99°C with accessory cooling
    Stability (DIN 12876-3) @70ºC 0.1°C
    Uniformity (DIN 12876-3) @70ºC 0.1°C
    Working area (d x w) 380 x 235mm
    Mix/max liquid level 70/134mm
    Orbital and linear shaking speed 20 to 200rpm (depending on load)
    Orbital shaking radius 9mm
    Shaking speed display resolution 1rpm
    Linear shaking stroke length 18, 28 and 36mm
    Display 2 x LED (individual displays and controls for temperature and shaking speed)
    Timer 1 to 999 minutes
    Drain tap
    Safety Over temperature protection/low liquid level cut-out
    Heater power – 230V 1400W
    Heater power – 120V 1050W
    Supply voltage 120 or 230V
    Weight 13.1kg


    Product Manuals:

    Performance Datasheets:

    Technical Datasheets:

    Further Information:



    Products in range

    Model Number

    Unit Size

    OLS26 26 L


    Cooling Coil

    Cooling coil enables bath to be operated at or below ambient, down to 0˚C

    Part No


    CC26R Source of constant cooling to enable bath to be operated at or below ambient, down to 0˚C

    Flask/Plate Tray

    Tray with threaded holes to accept flask clamps or holder for deep well plates

    Part No


    TF26 Stainless steel tray

    Flasks and plate holder

    For use with TF26 flask and plate tray

    Part No Description OLS26 Capacity
    SC-25 For 25ml flask 28
    SC-50 For 50ml flask 24
    SC-100 For 100ml flask 15
    SC-250 For 250ml flask 8
    SC-500 For 500ml flask 6
    SC-1000 For 1000ml flask 3

    Shaking Water Bath – Lids

    Directs condensation away from immersed vessels, avoids contamination, reduces evaporation and saves energy

    Part No


    LS200 Stainless steel sloping lid with access hole for cooling coil
    AQL26 Replacement polycarbonate lid

    Shaking Water Baths – Base Tray

    Allows bath to be used as an unstirred bath

    Part No


    SBT26 Stainless steel perforated tray for the OLS26 & LSB18
    SBT12 Stainless steel perforated tray for the LSB12

    Shaking Water Baths – Heat Exchange Coil

    Attach to a cold water supply or refrigerated circulator

    Part No


    CW26 Can be used down to 2ºC above the temperature of the coolant

    Test Tube Racks

    Choice of 8 variants to accommodate different tube diameters and microtubes

    Part No

    Tube Diameter

    Rack Capacity

    SR-10 10mm 48
    SR-13 13mm 44
    SR-16 16mm 24
    SR-19 19mm 21
    SR-25 25mm 12
    SR-30 30mm 10
    SR-SE 0.5ml (microtube) 119
    SR-LE 1.5ml (microtube) 48

    Test Tube Tray

    Compatible with SR racks or can be used alone to accommodate bags and miscellaneous vessels

    Part No


    TS26 Holds up to 5 SR racks

    Universal Tray

    Highly versatile, with adjustable springs to hold flasks, bottles and other vessels

    Part No


    TU26 Stainless steel tray