GM-100 Series

Features & Benefits


  • 6,000m prism range 1.5mm accuracy
  • Easy access USB memory with 32 GB storage
  • 1″ angle accuracy encoder system with exclusive IACS
  • Rugged, waterproof/dustproof magnesium-alloy housing
  • 28 hour battery life (eco mode)

Product Description


This powerful, cost efficient Manual Total Station was designed from the ground up to deliver the latest technological advantages in a small, sleek design. It features an ultra-powerful EDM, best-in-class angle accuracy encoder system to provide the accuracy, speed, and endurance needed on the most demanding job sites. Plus, with a rugged housing and extented battery-life you’ll be able to handle even the toughest conditions.

The GM-100 series also features dual axis compensation, 32 GB USB, Bluetooth to 10m and TSshield™ telematics for ultimate security and investment protection.

Topcon GM-100 total stations – advanced design with superior technology
The GM-100 series was designed from the ground up to deliver the very latest technological advantages, all in a small, sleek design – you’ll appreciate the advantages from the very first measurement.
Featuring a best-in-class EDM unit, the GM-100 is able to measure up to 6,000 m 1.5 mm + 2 ppm to standard prisms, and up to 1,000 m at an incredible 2 mm + 2 ppm accuracy in reflectorless mode.
Measurements are captured faster than ever, and with a beam width of 13 mm (over 30 m), the bright red laser dot pinpoints features with ease.

A world’s first – TSshield
Topcon is proud to offer another world’s first technology in all GM-100 total stations – TSshield. Every instrument is equipped with a telematics-based multi-function communications module providing the ultimate security and maintenance capabilities for your investment.
If the activated instrument is lost or stolen, send a coded signal to the instrument and disable it – the total station is secure anywhere in the world.
In the same module, you have daily connectivity to cloud-based Topcon servers that can inform you of available software updates and firmware enhancements

Onboard TopBasic Program
Run onboard basic layout and topo programs with the GM series. Store up to 50,000 points. Use the convenient USB transfer method to move data on and off the instrument.