United States
  • Booth: 5457

S.E. International, Inc. Excellence in Radiation Detection

S.E. International, Inc. The Radiation Alert® line offers handheld ionizing radiation detection instruments for surface/air contamination. Reliable for first responder, Hazmat, & environmental. The Frisker is a radiation contamination instrument designed to meet the demands of radiation emergency responders.

Brands: Radiation Alert Frisker Radiation Alert Ranger Radiation Alert Monitor200 Radiation Detection Radiation


  • Ranger
    The Ranger is a small, handheld, digital meter offering excellent sensitivity to low levels of alpha, beta, gamma, and x-rays. With its lightweight, rugged designed, surveying at a facility, in the field, or industrial environments, becomes a simple task....

  • This model has built in efficiencies for common isotopes to calculate activity in Bq and DPM. It has a backlit digital display, a red count light, and a beeper that sounds with each count detected. Other features include selectable alert levels, an adjustable timer, and an optional wipe test plate for swipes. Internal memory and the free Observer USB Software allow you to download your data, and set computer alarms. Also the free Observer BLE App lets you connect to an andriod device.

    Operating Range

    mR/hr – .001 (1µR) to 100
    CPM – 0 to 350,000
    µSv/hr – .01 to 1000
    CPS – 0 to 5000
    Total Counts- 1 to 9,999,000 counts
    Accuracy (Referenced to Cs137)
    Typically ±15% from factory, ±10% with NIST Source Calibration

  • Monitor 200
    The Monitor 200 measures alpha, beta, gamma, and x-rays. Its digital display shows readings in CPM, CPS, μSv/hr, mR/hr, or in accumulated counts....

  • It has a digital, easy to read backlit display, a red count light, and a beeper that sounds with each count detected. This unit also includes an adjustable timer and a loud, customizable alert.

    With the addition of Bluetooth BLE and the included Observer BLE App, taking, saving, and sending measurements on the go has never been easier. With the free Observer USB Software for PCs, users can set computer alarms, and download your collected data from the internal memory for easy reporting!

    Operating Range

    mR/hr – .001 (1µR) to 200 mR/hr
    µSv/hr – .01 to 2000
    CPM – 0 to 235,400
    CPS – 0 to 3923
    Total Counts – 1 to 9,999,000 counts

  • Frisker
    The Radiation Frisker detects alpha, beta, and gamma and has an assortment of units of measure, customizable alarm levels, and a backlit display....

  • A light weight, single-handed radiation contamination instrument that has been designed to meet the demands of today’s radiation personnel for leak testing, surface monitoring, sample screening, and personnel screening. By integrating the latest electronics with a proven and dependable Geiger Mueller detector, S.E. International has created a rugged, ergonomic Geiger counter that addresses a number of radiological applications.

    Applications & Uses: Screening personnel and objects, such as packages, surfaces, and clothing, Surveying for NORM (Naturally Occurring Radioactive Material) contamination, Gross wipe counting, Contamination surveys of packages, equipment, people, etc., Regulatory inspections, Low energy radionuclide detection

    Operating Range

    µR/hr – 1 to 50,000
    CPM – 0.0 to 175,000
    nSv/hr – 1 to 500,000
    CPS – 0.0 to 2500

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