Topcon GM-100 Series Total Stations


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Powerful and rugged total station  that includes the innovative TSshield advanced security and maintenance system, and exclusive LongLink communications module.

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Advanced Accuracy, Faster Workflows

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 extended 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.

  • 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)


2nd Display (Service Centers Only)
1019367-01 2ND DISPLAY KIT, GM-100 $330.00


Optical Plummet (Service Centers Only)
1021383-01 OPTICAL PLUMMET KIT, GM/IM-100 $500.00



Additional information

Weight N/A
Dimensions N/A

Topcon GM-101, 1 second Total Station, Topcon GM-102, 2 second Total Station, Topcon GM-103, 3 second Total Station, Topcon GM-105, 5 second Total Station


  Angle Measurement
  Min. Resolution/Accuracy
    GM-101 0.5”/1”
    GM-102 1”/2”
    GM-103 1”/3”
    GM-105 1”/5”
  IACS Standard on 1” and 2” models
  Compensation Dual-axis compensator
  Distance Measurement
  Prism EDM Range 6,000m
  Prism EDM Accuracy 1.5mm + 2ppm
  Non-Prism Range 1,000m
  Non-Prism Accuracy 2mm + 2ppm (0.3 – 200m)
  Measuring Time Fine: 0.9 sec
Rapid: 0.6 sec
Tracking: 0.4 sec
  LongLink™ is not supported Bluetooth® Class 1.5/10 m
  USB 2.0 Slot (Host)
  RS-232C Serial
  Display  Single Backlit LCD (Dual display optional)
  Battery Operation  Up to 28 hours
  Dust/Water Rating  IP66
  Wireless Connection  Bluetooth® Class 1.5
  Operating Temp  -20ºC to 60ºC*
 ** Special Arctic version available (-35 to 50ºC)
 LP – Laser plummet standard.
 OP – Optional optical plummet available in some global locations






Topcon GM-100 Series Brochure >>


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