Maryland Polygraph Association logo

Polygraph Sales

If any member would like to list a polygraph instrument or related item for sale, contact the MPA Web Master, Joy Neal at with the following information:

  • Seller's name and e-mail address
  • Item description for sale
  • Asking price
  • Photograph (if available)

We will post the items free of charge as a service to the membership and the polygraph profession. After 90 days the item will be removed and a new request will have to be made to repost the item. When the item is sold, please let us know by contacting so we can remove your post.

Buyers interested in items on the MPA web site will contact the seller directly by e-mail. The MPA in no way warrants or is responsible for items sold or monies paid for purchases on this site. You buy and sell at your own risk.


Axciton Systemc, Inc.
2825 Wilcrest Drive #618
Houston, TX 77042
Phone: 713-789-8245 or 800-460-2645
Fax: 713-789-8327

Lafayette Instrument Company
P.O. Box 5729
Lafayette, IN 47903
Phone: 765-423-1505 or 800-428-7545
Fax: 765-423-4111

Limestone Technologies Inc.
106 Main Street
P.O. Box Box 167
Odessa, Ontario
K0H 2H0 Canada
Phone: 866-765-9770 X 401
Fax: 613-767-9006

Stoelting Co.
620 Wheat Lane
Wood Dale, IL 60191
Phone: 630-860-9700
Fax: 630-860-9775