Ludlum Model 2241-3, 44-2, 44-9, 133-7 + Case Guaranteed & NIST 2026 Calibrated!

*Fully calibrated units are available for rental or purchase, with various meter and probe combinations. Contact us for specific combinations you may require or be interested in.*

These meters have been set up and calibrated to a NIST traceable standard by an independent 3rd party! Unit will be calibrated upon ordering and may take approximately one week

Guaranteed! 2025 Calibrated! 1x Ludlum Model 2241-3, 44-2, 44-9, 133-7 + Case

This kit is a very wide range kit and will measure all the way up to 1000R with the 133-7 probe! 

This unit is guaranteed to be fully functional and ready to be used without issues (including batteries)! 

I have several of these and only set up one for the pictures of this listing. The pictures are only representative of the unit you will receive. Several are on hand and you will receive one of similar style with current calibration!

All of the units are identical. These units are used and may show signs of normal wear and tear. They are 100% functional and guaranteed.

The unit you will receive has been calibrated in 2025 and the paperwork will reflect this!

This was FULLY serviced and Calibrated in 2025!

Alpha, Beta, and Gamma radioactive material detector. 

All related paperwork is included as shown in the pictures.

Radiation Survey Meter "Geiger Counter"

Alpha - Beta - Gamma Detector probe.

A custom fit hard case is included. 

Please look at the pictures closely and search the part numbers online for further specifications and details. 

For the pictures, the probe was used to measure the output of Cs Check source. It had no trouble detecting the radiation from this item. (This is included on the side of the meter)

These are top quality items that have been taken care of!

SEE PICTURES!

Please ask if you have any questions! 

Item will ship the same day payment clears!

If buying outside the 48 states, please contact me before buying to arrange shipping!