2026 Factory Calibrated Ludlum Model 12-4 Neutron with Travel Case Guaranteed

*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.*

2026 Factory Calibrated Ludlum Model 12-4 Neutron with Travel Case Guaranteed!

Unit will be calibrated upon purchase by ludlum and may take approximately 2 weeks to receive. It will be drop shipped to you from Ludlum.

This unit was fully serviced and calibrated by Ludlum in 2025 and is guaranteed to be fully functional and ready to be used without issues (including batteries)! 

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!

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

This unit is a neutron detector with a hard side carry case.

All related paperwork is included.

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

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

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!