Radiation Detectors
radiation detectors — pre-owned
Browse 3,007 radiation detectors — pre-owned on eBay — listings updated every few minutes. All items are pre-owned and sold by eBay sellers directly.

Ludlum Box-O-Wonder.... If you know, you KNOW!
The product is a single unit item called "Box-O-Wonder," made in the United States. It is an item with unique features known to those familiar with it. The title strongly advises against purchasing this item, suggesting that it may not be suitable for everyone due to its specialized nature. Please ask for more information and for photos of the exact item you will receive with this listing. There are several items available and each one is slightly different.

CD V-777-2 Radiation Detection Set Radiation Detector Type Set MPN CD V-777-2
CD V-777-2 Radiation Detection Set Radiation Detector Type Set MPN CD V-777-2

Polimaster Personal Combined Radiation Detector/Dosimeter Kit PM1703MO-1
Kit includes hard plastic storage box, belt attached case, USB flash drive, manual and 1x new AA battery. This item is not eligible for local pickup.

Ludlum Model 2220 Scaler / Rate Meter *READ DESC*
Ludlum Model 2220 Scaler / Ratemeter for sale. Selling as is for parts as once it is powered on it seems to be detecting false readings and does not want to detect anything when a probe is connected to it. As mentioned it powers on with most buttons working no issue. I do not have much knowledge on this specific meter so the issue could be simple. If you have any questions let me know!

Ludlum 44-9 Alpha Beta Gamma Pancake Probe w/ C to C Cable
Used with normal wear, from government surplus. Responded normally to an alpha source when connected to a portable Ludlum meter set at 900v. Comes with a C to C cable as shown.

FLIR R200 SPRD-GN, Pocket Gamma Neutron Spectrometer. Tested
Its designed for first responder use and as a competitor to the Thermo Radeye Sprd-gn.

Victoreen CDV-700 Geiger Counter
Untested so this is sold as is with no guarantees. Includes exactly what is shown in the photos and nothing else. If you see it in the photos it's included. If you don't see it in the photos it's not. Will pack with care and ship fast.

Ludlum Model 3 Survey Meter / Geiger Counter With Probe 44-9
It powers on and shows full batteries in the battery mode. Tested with a radiation test card from United Nuclear - see photo and video for demonstration of function.

RETROFIT! TESTED! Victoreen Geiger Counter CDV-700 #6 Radiological Survey Meter
This is one of the last and best models of the CDV-700 series. The gauge glass may have small cracks.

Scionix Holland Gamma Scintillation Detector NaI(Tl) Spectroscopy Ready 38mm
The Scionix Holland 38B57/1.5M NaI(Tl) scintillator detector uses a Thallium doped Sodium Iodide NaI(Tl) Scintillation Crystal for Gamma Radiation Detection. The end-cap has a new high quality Amphenol BNC jack installed.

Thermo Eberline E600 Telescopic Geiger Probe w ZP1201 ZP1301, Used Untested
Originally designed for Thermo Eberline E600 portable radiation monitors; verify compatibility for your application. Cleaned and shows light signs of handling from prior use. This unit includes installed ZP1201 and ZP1301 Geiger-Müller tubes.

*Working* Ludlum Model 12 Survey Meter / Geiger Counter
Used working Ludlum Model 12 Geiger Counter / Survey Meter. The Ludlum Model 12 in my opinion is superior to the model 3 as it goes up to x1000 scale. It is in good condition with normal wear. Tested working by me. If you have any questions let me know!

Ludlum FACTORY Calibrated M-78 Stretch Scope Survey Meter Background to 1kR/hr

TESTED! LIONEL! Geiger Counter CDV-700 #6B Radiological Survey Meter Dosimeter
Especially,LIONEL Model 6B is a rare model. It was only made in 1960 and about 20,000 were made. (vs millions of Victoreen). It was made by LIONEL ELECTRONIC LABS INC in Brooklyn NY.

1x Ludlum 44-9 Alpha Beta Gamma Pancake Probe, Verified, and GUARANTEED for 1 yr
1x Ludlum 44-9 Pancake Geiger Probe (Alpha, Beta, Gamma Detection). ✔️Alpha, beta, and gamma response verified. Sensitive detection ofalpha, beta, and gamma radiation. If any issue arises, we’ll work with you to resolve it.

Exploranium GR-100 PRD Advanced Personal Portable Radiation Detector Free Ship.
This advanced personal portable radiation detector shows frequent signs of use, with the display being broken. It is ideal for those looking to repair or salvage parts for their existing units. This Exploranium GR-100 Radiation Detector is for parts and shows typical signs of use.

Hamamatsu R7400U PMT Scintillation Tube w/ CsI(TI) Crystal Gamma Detector
Hamamatsu R7400U PMT Scintillation Tube w/ CsI(TI) Crystal Gamma Detector.

CANBERRA MRAD-113 Geiger Radiation Detector Monitor Meter
Lightly used CANBERRA MRAD-113 Geiger Radiation Detector Monitor in nice clean working condition. Unit has been in air conditioned storage might need calibration. Auction is for items seen in pictures, no other items included. Thanks

Ludlum Model 2350-1 Data Logger Survey Meter *READ DESC*
Ludlum 2350-1 in great physical condition, but selling as is for parts as once it is powered on it does not go past the screen pictured. I do not know much about this specific meter so it could be a simple issue though I am not sure. As mentioned it powers on and goes through its checks but gets stuck after. Let me know if you have any questions!

Ludlum Model 19A Micro R Scintillation Meter
Working Ludlum Model 19A Scintillation Meter. It is in perfect working condition with little wear. It comes with an integrated alarm when dose rate reaches a certain point. It uses a 1x1 NaI(TI) scintillation crystal making it very sensitive, great for rock hounding. Previously had some battery compartment corrosion that has been cleaned up and causes no issues. If you have any questions do not hesitate to ask!

Sun Nuclear 1027 Professional Continuous Radon Monitor w/Power Supply, Case, Key
The pictures are of the actual item up for sale. It is in good condition and works perfectly. Everything you see is included. See pictures for details.

Ludlum Model 2241-2 Digital Ratemeter Scaler, Daul Probe. Used New.
This kit would make a great Rock hounds tool, or a Norm survey kit. its set up for search and contamination. The Scionix NaI is a larger crystal then a Ludlum 44-2 probe, providing great sensitivity while still being compact.

Vintage PRECISION MODEL 111 SCINTILLATOR Radiation Detector Vintage 1950s
I am not sure what this is or how it works. I found it at an Estate Sale. I thought someone might be collecting these. Fast Shipping

Fluke Inovision 451-P Ion Chamber 2026 Calibrated Hard Case and 1yr Warranty
((Several of these are available and they will all be in similar condition with current paperwork.). This is an Ion chamber based detector. Abuse and rough handling are not covered. The batteries are considered consumables and not covered. ).

Thermo Scientific RadEye PRD - Excellent Condition
Ideal for use in various industries, this radiation detector is a valuable tool for ensuring safety and compliance with radiation regulations. Technology: It utilizes Natural Background Rejection (NBR) technology to minimize nuisance alarms from naturally occurring radioactive materials.

Thermo Scientific 4250671 Rad Eye PRD Personal Radiation Detector 42506/71
Condition is used. Unit powers up without any issues but has not been tested for any analytical application, we don't run any tests at our facility and repairs may be required.

Ludlum Model 25 Radiation Monitor Dosimeter Geiger Counter – 2023 Calibrated
Ludlum Model 25 Personal Radiation Monitor. The units are only a few years old, and many appear to have seen little or no field use.

1x Ludlum 44-6 Beta Gamma Adj. Shield Probe, Verified, and GUARANTEED for 1 yr
1x Ludlum 44-6 Adjustable Window Geiger Probe (Beta, Gamma Detection). ✔️Beta, and gamma response verified. Sensitive detection ofbeta, and gamma radiation. If any issue arises, we’ll work with you to resolve it.

Ludlum Model 25 Radiation Monitor Dosimeter Geiger Counter – 2023 Calibrated
Ludlum Model 25 Personal Radiation Monitor. The units are only a few years old, and many appear to have seen little or no field use.

landers frary clark Radiation Detector CD V-720 MODEL NO.3 (UNTESTED)
This is a untested unit. Sold as is no returns. The case does have scratches and paint blemishes. Please look at photos for condition. Photos are part of the description. Thank you for looking.

New In Box!! CDV-750 Civil Defence Surplus High Range Dosimeter w/ Extras!!

1x CLEAN Ludlum Model 3 Survey Meter 44-9 Tested, Calibrated, and GUARANTEED
Each probe is then verified against a known check source. Every unit was then tested against the radioactive output of thoriated tungsten welding electrodes. (Note: Thoriated tungsten welding electrodes will not be not included.).

Ludlum Model 2200 Scaler Radiation Meter Current Model
I have had it on the pulser and did well. Working as expected. It has the Ludlum C series. It is shown with a background count and counting the compass. Also tested using the battery option and with AC power.

Hilger Analytical NaI(Tl) Scintillation Crystal Lot x5 Well-Type LLNL Surplus
The five serial numbers are W22-1092, W22-0999, W22-0992, W22-0994, and W22-1083. Each can has a channel position number written in original Sharpie on the end cap — channels 4, 9, 11, 13, and 14 respectively.
You save $382.50

UNIVERSITY SOUND CD V-705 / CDV-705 Loudspeaker w/Manual CDV-700 / CD V-700
UNIVERSITY SOUND CD V-705 / CDV-705 Model No. 2 Loudspeaker. - Includes: Original Instruction and maintenance Manual. - Excellent Condition / Tested / Works.

SAIC PD-10i Personal Radiation Dosimeter - Uncalibrated 2010
See picture for details.

2" Diameter BC412 Scintillator Plastic for Scintillation Detector 2 X 2-1/4"
2 X 2-1/4" Pre-Cut Round with Polished Faces Bicron BC412 Scintillator Plastic. Premium BC412 Plastic Scintillator Material. Great experience and fun for the electronic hobbyist as well.

Victoreen CDV-715 Model 1A Radiation Detector/Geiger Counter - Civil Defense
Circuit Check And Zero Are Working.

Exploranium GR-100 PRD Advanced Personal Portable Radiation Detector Free Ship.
The Exploranium GR-100 PRD Advanced Personal Portable Radiation Detector is designed for precise and portable radiation detection. This unit is in good working condition, showing normal signs of use.

MIRA Safety Upgraded Geiger-2 Portable Dosimeter | Compact, Professional, Dig...
in good working order. everything functions. light scratches to body and screen as pictured.