1x Ludlum 44-2 Gamma Scintillator Probe, REBUILT, and GUARANTEED for 1 yr

Ludlum 44-2 Gamma Scintillation Probe

Professionally Rebuilt • Performance Documented • One Year Guarantee

Listing Includes:

• 1x Ludlum 44-2 Gamma Scintillation Probe

Professionally Rebuilt to Professional Standards

Each probe is fully serviced and rebuilt prior to sale, including installation of a clear NaI scintillation crystal and comprehensive performance verification.

Every unit is:

✔ Professionally rebuilt and ready for immediate deployment

✔ Individually performance tested

✔ Plateaued to determine optimal operating voltage

✔ Documented with verified operating specifications

These are not surplus pulls or unverified detectors. Each probe is rebuilt and tested to meet professional survey and laboratory expectations.

Performance Verification & Documentation Included

Each probe is plateaued in 25V increments using a calibrated Ludlum 2200 Scaler to establish:

Optimal operating voltage

Proper discriminator setting

Stable count rate response

The verified operating voltage and settings are documented and included with your individual probe.

Detector Overview:

The Ludlum Model 44-2 is a high-sensitivity NaI gamma scintillation detector coupled to a photomultiplier tube for efficient gamma detection.

Common professional applications include:

Surface contamination surveys

Clearance monitoring

Laboratory gamma counting

Environmental radiation monitoring

Compatible with Ludlum meters including:

Ludlum Model 3

Ludlum Model 12

Ludlum Model 2241

Ludlum Model 2221

And other compatible Ludlum instruments

If purchased with a meter, one connecting cable per meter is included at no charge and the meter will be configured for proper count rate operation.

Cables are otherwise sold separately. Please inquire for availability and pricing.

Condition & Cosmetic Options:

These probes are professionally rebuilt and performance verified. Housings may show cosmetic wear from prior service life, including:

Paint chips

Scratches

Label wear/missing label

Minor surface blemishes

These cosmetic imperfections do not affect detector performance.

For buyers requiring presentation-grade equipment, fully cosmetically restored probes are available upon request.

Each probe is individually tested, documented, and photographed prior to packaging.

Warranty & Professional Support:

Each probe is guaranteed to be fully functional and free of defects for one year from delivery.

This warranty does not cover:

Physical damage

Abuse or mishandling

Damage to the scintillator or the photomultiplier tube due to dropping

These are precision radiation detectors and should be handled accordingly.

Repair services are available for most issues at reasonable cost if needed.

Additional Information

• Listing is for ONE rebuilt and tested Ludlum 44-2 probe

• Cables not included unless purchased with a meter

• Multi-unit and bundle pricing available

• Signature may be required upon delivery

• Licensed, traceable calibration services available upon request for an additional fee

• International buyers please message prior to purchase to confirm shipping details

📩 Questions about bundles, calibration, cosmetic restoration options, or bulk orders?

Contact us. We are happy to assist.