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  • Master Catalogue 2025

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  • Microscopes

    Professional Microscopes for laboratory, industry and food

  • Refractometer

    Refractometers measure the refractive index of liquids, pastes and solids with high precision. In close cooperation with well-known partners from industry and research, we have developed refractometers that can be easily integrated into existing processes in the laboratory.

  • Circulating thermostats

    A.KRÜSS offers two thermoelectric circulation thermostats with integrated Peltier technology for external temperature control. The temperature is generated by means of a current flow through semiconductors. So can be done by simply reversing the direction of flow in a small space both heating and cooling. The A.KRÜSS circulating thermostats fulfill all standard tasks and routine work in laboratories and industry. They are specially designed for sample temperature control, analysis tasks and for the temperature control of our high-quality laboratory equipment such as polarimeters and refractometers.

  • Centrifuges

    Centrifuges for Laboratories and Medical Practices

    Discover our high-quality centrifuges for laboratories and medical practices, ensuring reliable results in sample preparation. Whether for blood collection, urine analysis, or specialised laboratory examinations – we offer a wide range of benchtop centrifuges, microhematocrit centrifuges, and universal centrifuges from leading brands. Our models are characterised by easy operation, low noise levels, and precise separation results. With various rotors and adapters, they are highly versatile and perfectly suited to the needs of medical practices, laboratories, and research facilities. Find the right centrifuge for your daily routine work now and benefit from quality, safety, and excellent value for money.

  • Precision balances

    Precision balances

  • Analytical balances

    Analytical balances are high-precision laboratory balances and are used in scientific and industrial laboratories of various industries to determine the mass of solid, bulk and liquid substances with an accuracy of 0.1 mg. Semi-microbalances are even more accurate - their readout resolution is 0.01 mg. Laboratory analytical balances according to OIML have a special accuracy class I. An important characteristic of any balance is the weighing range, the weighing range value for analytical balances from 50 g to 500 g.

    The operation of modern electronic analytical balances is based on the principle of electromagnetic compensation. According to this principle, the weight of the load is compensated by an electromagnetic force directed opposite to the weight. The compensating force is determined by the strength of the current flowing in the magnetic coil. The electrical signal from the sensor is converted into digital, corresponding to the measured mass, and displayed on the display.

    The analytical balance platform is located inside a transparent display case, which serves to eliminate the accumulation of dust and the influence of air currents on the measurement accuracy. The calibration of this precision instrument can be external, internal or automatic. Electronic analytical balances are equipped with a large number of additional functions:

    • selection of a unit of measure of mass (some models have up to 24 units of mass)
    • tare function (zeroing the tare weight in the entire weighing range)
    • dynamic weighing (weighing animals or non-static objects)
    • percentage weighing (making measurements percentage of components)
    • prescription weighing (weighing a multicomponent mixture)
    • hydrostatic weighing (determining the density of substances)
    • the ability to connect to a PC, etc.
  • Moisture analysers

    Moisture analysers

Active filters

Stereo microscope sets KERN OZM 932
  • -10%
KERN & SOHN GmbH Stereo microscope sets KERN OZM 932

Predefined stereo microscope sets with universal stand and illumination for your functional workplace

Technical data OZM 932:

  • Tube: Binocular
  • Objektive Zoom: 0,7× – 4,5×
  • Stand: ball-beared double telescopic arm with plate
  • Holder: With coarse focusing knob, Adjustable torque of the hand wheels
  • Illumination: 4,5 W LED ring light
€1,872.00 Regular price €2,080.00
KERN & SOHN GmbH Stereo microscope sets KERN OZM 933 Trinocular

Predefined stereo microscope sets with universal stand and illumination for your functional workplace

  • Tube: Trinocular
  • Objektive Zoom: 0,7× – 4,5×
  • Stand: ball-beared double telescopic arm with plate
  • Holder: With coarse focusing knob, Adjustable torque of the hand wheels
  • Illumination: 4,5 W LED ring light
€2,420.00
KERN PCD 250-3 Precision balance 1 mg
  • -10%
KERN & SOHN GmbH KERN PCD 250-3 Precision balance 1 mg

High-resolution precision balance with removable display for maximum flexibility

Adjusting program (CAL): For quick setting of the balance's accuracy. External adjusting weight required. Data interface RS-232: To connect the balance to a printer, PC or network GLP/ISO log: with weight, date and time. Only with KERN printers, see Accessories Piece counting: Reference quantities selectable. Display can be switched from piece to weight. Recipe level A: Separate memory for the weight of the tare container and the recipe ingredients (net total). Percentage determination: Displays the deviation from the reference weight (100%) in % instead of grams. Weighing units: Can be switched to e.g. nonmetric units at the touch of a key. See balance model.  Vibration-free weighing: (Animal weighing program) Vibrations are filtered out so that a stable weight is obtained. Battery operation: The battery type is specified for each device. Universal mains adapter: with universal input and optional input socket adapters for EU, GB, USA Strain gauge: An electrical resistor strip that is glued to an elastic deforming body made of aluminium. As the strain gauge is mechanically deformed its resistance value changes, allowing the measured value to be calculated. 2 years warranty

€315.00 Regular price €350.00
Stereo zoom microscope KERN OZL 467
  • -10%
  • Out-of-Stock
KERN & SOHN GmbH Stereo zoom microscope KERN OZL 467 with handle

The flexible, affordable all-rounder with zoom function for schools, training companies, inspection authorities and laboratories

360° rotatable microscope headBinocular Microscope: For the inspection with both eyes LED illumination: Cold, energy saving and especially long-life illuminationIncident illumination: For non-transparent objectsTransmitting illumination: For transparent objectsZoom magnification: For stereomicroscopesMains adapter: 230V/50Hz in standard version for Germany. On request GB or USA version. 3 years warranty

€540.00 Regular price €600.00
KERN PCD 300-3 Precision balance 1 mg
  • -10%
KERN & SOHN GmbH KERN PCD 300-3 Precision balance 1 mg

High-resolution precision balance with removable display for maximum flexibility

Adjusting program (CAL): For quick setting of the balance's accuracy. External adjusting weight required. Data interface RS-232: To connect the balance to a printer, PC or network GLP/ISO log: with weight, date and time. Only with KERN printers, see Accessories Piece counting: Reference quantities selectable. Display can be switched from piece to weight. Recipe level A: Separate memory for the weight of the tare container and the recipe ingredients (net total). Percentage determination: Displays the deviation from the reference weight (100%) in % instead of grams. Weighing units: Can be switched to e.g. nonmetric units at the touch of a key. See balance model.  Vibration-free weighing: (Animal weighing program) Vibrations are filtered out so that a stable weight is obtained. Battery operation: The battery type is specified for each device. Universal mains adapter: with universal input and optional input socket adapters for EU, GB, USA Strain gauge: An electrical resistor strip that is glued to an elastic deforming body made of aluminium. As the strain gauge is mechanically deformed its resistance value changes, allowing the measured value to be calculated. 2 years warranty

€351.00 Regular price €390.00
KERN & SOHN GmbH Stereo microscope sets KERN OZM 953

Predefined stereo microscope sets with universal stand and illumination for your functional workplace

Technical data OZM 953:

  • Tube: Trinocular
  • Objektive Zoom: 0,7× – 4,5×
  • Stand: Jointed arm with clamp
  • Holder: With coarse focusing knob, Adjustable torque of the hand wheels
  • Illumination: 4,5 W LED ring light
€2,090.00
KERN PCD 2500-2 Precision balance 0,01g
  • -10%
KERN & SOHN GmbH KERN PCD 2500-2 Precision balance 0,01g

High-resolution precision balance with removable display for maximum flexibility

Adjusting program (CAL): For quick setting of the balance's accuracy. External adjusting weight required. Data interface RS-232: To connect the balance to a printer, PC or network GLP/ISO log: with weight, date and time. Only with KERN printers, see Accessories Piece counting: Reference quantities selectable. Display can be switched from piece to weight. Recipe level A: Separate memory for the weight of the tare container and the recipe ingredients (net total). Percentage determination: Displays the deviation from the reference weight (100%) in % instead of grams. Weighing units: Can be switched to e.g. nonmetric units at the touch of a key. See balance model.  Vibration-free weighing: (Animal weighing program) Vibrations are filtered out so that a stable weight is obtained. Battery operation: The battery type is specified for each device. Universal mains adapter: with universal input and optional input socket adapters for EU, GB, USA Strain gauge: An electrical resistor strip that is glued to an elastic deforming body made of aluminium. As the strain gauge is mechanically deformed its resistance value changes, allowing the measured value to be calculated. 2 years warranty

€333.00 Regular price €370.00
Stereo microscope sets KERN OZM 982
  • Out-of-Stock
KERN & SOHN GmbH Stereo microscope sets KERN OZM 982

Predefined stereo microscope sets with universal stand and illumination for your functional workplace

Technical data OZM 982:

  • Tube: Binocular
  • Objektive Zoom: 0,7× – 4,5×
  • Stand: Spring loaded arm with clamp
  • Holder: With double handle
  • Illumination: 4,5 W LED ring light
€1,870.00
Microscope camera KERN ODC 831
  • -10%
KERN & SOHN GmbH Microscope camera 3 MP KERN ODC 831

Through the proven CMOS technology, in connection with the USB 3.0 the images are shown quickly and clearly.

€513.00 Regular price €570.00
KERN PCD 3000-2 Precision balance 0,01g
  • -10%
KERN & SOHN GmbH KERN PCD 3000-2 Precision balance 0,01g

High-resolution precision balance with removable display for maximum flexibility

Adjusting program (CAL): For quick setting of the balance's accuracy. External adjusting weight required. Data interface RS-232: To connect the balance to a printer, PC or network GLP/ISO log: with weight, date and time. Only with KERN printers, see Accessories Piece counting: Reference quantities selectable. Display can be switched from piece to weight. Recipe level A: Separate memory for the weight of the tare container and the recipe ingredients (net total). Percentage determination: Displays the deviation from the reference weight (100%) in % instead of grams. Weighing units: Can be switched to e.g. nonmetric units at the touch of a key. See balance model.  Vibration-free weighing: (Animal weighing program) Vibrations are filtered out so that a stable weight is obtained. Battery operation: The battery type is specified for each device. Universal mains adapter: with universal input and optional input socket adapters for EU, GB, USA Strain gauge: An electrical resistor strip that is glued to an elastic deforming body made of aluminium. As the strain gauge is mechanically deformed its resistance value changes, allowing the measured value to be calculated. 2 years warranty

€351.00 Regular price €390.00
Stereo microscope sets KERN OZM 983
  • Out-of-Stock
KERN & SOHN GmbH Stereo microscope sets KERN OZM 983

Predefined stereo microscope sets with universal stand and illumination for your functional workplace

€2,210.00
Microscope camera KERN ODC 832
  • -10%
KERN & SOHN GmbH Microscope camera 5 MP KERN ODC 832

Through the proven CMOS technology, in connection with the USB 2.0 or USB 3.0 the images are shown quickly and clearly.

€531.00 Regular price €590.00
KERN PCD 6K-4 Precision balance 0,1g
  • -10%
KERN & SOHN GmbH KERN PCD 6K-4 Precision balance 0,1g

High-resolution precision balance with removable display for maximum flexibility

Adjusting program (CAL): For quick setting of the balance's accuracy. External adjusting weight required. Data interface RS-232: To connect the balance to a printer, PC or network GLP/ISO log: with weight, date and time. Only with KERN printers, see Accessories Piece counting: Reference quantities selectable. Display can be switched from piece to weight. Recipe level A: Separate memory for the weight of the tare container and the recipe ingredients (net total). Percentage determination: Displays the deviation from the reference weight (100%) in % instead of grams. Weighing units: Can be switched to e.g. nonmetric units at the touch of a key. See balance model.  Vibration-free weighing: (Animal weighing program) Vibrations are filtered out so that a stable weight is obtained. Battery operation: The battery type is specified for each device. Universal mains adapter: with universal input and optional input socket adapters for EU, GB, USA Strain gauge: An electrical resistor strip that is glued to an elastic deforming body made of aluminium. As the strain gauge is mechanically deformed its resistance value changes, allowing the measured value to be calculated. 2 years warranty

€265.50 Regular price €295.00
Gem microscope KERN OZG 493 for jewellers
  • -10%
KERN & SOHN GmbH Jewellery microscope KERN OZG 493

The specialist for jewellers and the gem industry

Optical system Greenough
Tube type Binocular
Ocular magnifications 10 x
Ocular visual field 20 mm
Magnification ratio 5,1:1
Zoom [Min] 0,7 x
Zoom [Max] 3,6 x
Illuminance Reflected light, Transmitted light
Illumination type transmitted light Halogen
Illumination type incident light Halogen
Illumination intensity incident light 10 W
Focusing mechanism coarse drive
Working distance 86 mm
Stand type pillar
Dimension (W×D×H) 310×170×350 mm
€549.00 Regular price €610.00