Welcome!
manufactures products used in Land Surveying, Construction, Marine and Agri-Businesses including:
- Durable cable assemblies for New and Obsolete Surveying Equipment
- External battery packs - Portable Power Solutions
- Electronics - DC/DC Converters and battery chargers
- Mil Spec DC Power cables
- Antenna mounting products
NEW Product
9 Amp Hour Battery Pack Tripod Bracket / State of Charge Indicator
Now Available
Click the images to see details

Our products are guaranteed to be compatible replacements for a variety of survey instruments and GPS receivers including:
- Ashtech
- CHC
- Champion
- Leica
- Navcom
- Sokkia
- Thales
- Topcon
- Satel
- Siemens
- Spectra Precision
- Pacific Crest
- Trimble
- and others
At our Auburn Hills facility we offer a complete wire and cable processing and cable assembly solution, board level electronics assembly, Machine Shop, R&D and testing laboratory.
We are proud to say that the majority of our products, and raw material used to construct our products, are "Made In The USA"

You will see this RoHS Compliant icon displayed on many of the items listed here. This means that the product does not contain lead as prohibited by the European Community and has been assembled using "Lead Free" silver solder. GPAC uses only Lead Free solder in the manufacture of cables and board level electronics.
SAM - System for Award Management - CAGE Code 7NTY3