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Decker Instruments

Your conventional polygraph instrument specialist

Decker Instruments

Your conventional polygraph instrument specialist

Decker Instruments

Your conventional polygraph instrument specialist

Over 40 Years Specializing in Lafayette and Stoelting Polygraphs

More than a Hundred reconditioned Polygraphs Instruments to choose from ...

About Us

The late Mr. Ronald Decker was the founder of Decker Instruments and a highly dedicated polygraph professional for over 40 years. As a seasoned polygraph examiner, former Director of the Department of Defense ...

Polygraph Instrument Sales

Save Thousands on previously owned Polygraph Instruments. Every instruments is meticulously reconditioned and carry our exclusive One Year Replacement Warranty on all recording units ...

Service

Our "World Class" service will have your Polygraph Instrument back to full factory specification in days not weeks. We offer our customers with highest quality service using original manufacture replacement parts ...