SOEKS Quantum professional dosimeter

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Quantum is a professional dosimeter with two SBM 20-1 Geiger counters.
The SOEKS Quantum dosimeter is registered in the Register of Measuring Equipment (Certificate of Measuring Instrument Type Approval No. 62619-15, issued on December 8, 2015 by the Federal Agency for Technical Regulation and Metrology).

Quantum is very easy to use. It can be easily operated both by professionals and users who have no special training.

If necessary, the dosimeter may be tested by any accredited laboratory according to the approved calibration procedure.

SOEKS Quantum is the most affordable and one of the most advanced professional dosimeters available on the market. This is the only truly mass-produced professional dosimeter. 
Quantum is sold in more than 40 countries worldwide. Tens of thousands of these dosimeters are produced, which makes Quantum more affordable compared with its immediate competitors. Moreover, it offers a much wider range of functions and is easy to use.

You can connect Quantum to your computer to upload measurement readings to Excel, customize the settings or upgrade firmware.

  • 299.00$
    Availability: In Stock


SOEKS Quantum electronic model

Overview of the Quantum professional dosimeter after visiting the underground nuclear explosion site​
«Quantum» features:​
  • Two SBM-20-1 sensors, high measurement accuracy
  • Standalone operation time up to 700 hours
  • Measuring time up to 9 secondsCumulative radiation dose measured for a period over 1 year
  • Several days of background radiation history
  • PC compatible via USB
  • Background radiation and cumulative dose threshold setting
  • Alarm sounder
  • Calendar and wake-up alarm
  • Contemporary design and interface
  • Online software self-update
  • One-year warranty (with quick replacement in case of failure)
  • Service life no less than 7 years
You can buy the Quantum dosimeter online on our website, at our offices, and on websites and at the offices of our authorized dealers.
Parameter Value
Indication range (background radiation), µSv/h up to 1 000
Cumulative dose measurement range, Sv up to  1 000
Dose accumulation time up to 10,000 hours
Background radiation measurement history accumulation at least 24 hours in 10-second increments
Recorded gamma-ray energy, MeV from 0,1
Warning thresholds, µSv/h 0,3 to 100
Measuring time, seconds 10
Measurement error, max +/- 15%
Indication Continuous, numerical, graphical
Batteries and auxiliary power AAA-type rechargeable or regular batteries, network adapter or USB
Power supply range, V 1,9 - 3,0
Continuous run time, min, hours** up to  700
Overall dimensions (height × width × thickness), max, mm 130х52х18
Weight (excluding batteries), max, g 71
Battery charging current, max, mA 300
Input current from USB or charger, max, mA 500
Charger output voltage, V 4,5 to 5,5
Color TFT display 128х160
Operating temperature range, °C -20 to +60
* A higher number of measurements improves indication accuracy. 
** Continuous run time is given for a device where factory settings and two 1,000 mAh batteries are used.

Customs Union. Declaration of Conformity.

Certificate of Measuring Instrument Type Approval

Test Report


Appendix to Certificate No. 60869


Test Program


Operation Manual



Instructions for the Quantum dosimeter

Operating instructions for the SOEKS Device Manager program

SOEKS Device Manager for Windows


SOEKS Device Manager for Windows

SOEKS Device Manager for Mac OS


SOEKS Device Manager for Mac OS