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Used Sokkia GRX2

The 4th generation Sokkia GRX2 represented a significant leap forward in the world of surveying and geospatial technology at the time of its introduction. All though it is not as leading as it once was, it is still a great solution. Building upon the success of its predecessors, this advanced receiver combines cutting-edge features with a robust design to meet the demands of modern surveying professionals.

In addition to its outstanding accuracy, the Sokkia GRX2 offers versatility and convenience. Its lightweight and compact design make it easy to transport and set up in the field, saving valuable time on your surveying projects. The receiver is also designed to be user-friendly, with an intuitive interface that allows for quick and easy operation. Its rugged construction ensures durability in the harshest conditions, making it a reliable choice for surveyors who need equipment that can withstand the rigors of the job. Whether you’re conducting land surveys, construction site layout, or geodetic measurements, the 4th generation Sokkia GRX2 is a powerful tool that empowers surveying professionals to achieve precise and efficient results.

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GRX2 Options

Select Receiver

Data Collection Options

Select Data Collection

Long-Range Options

Select Long-Range RTK

Desktop Software

Select Desktop Software


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Product details

  • Internal UHF Radio
  • Network Rover Cellular Modem
  • Works under Tree Canopy
  • 10mm Accuracy

Package includes

  • 1x GRX2 GNSS Survey Receiver (Rover)
  • Battery x2
  • Charger x1
  • UHF Antennas x2



Sokkia is known for their high quality surveying equipment, and innovative technologies in the space. They produce a wide range of products, including; total stations, theodolites, GPS systems, and software for data management and analysis. Their equipment is used across a variety of different industries including, construction, engineering, land surveying, mining and now. Since their founding in 1920, Sokkia has pushed the boundaries of what is possible.

The Sokkia GRx2

The GRX1 receiver is a fully integrated dual constellation receiver, antenna, radio and optional cellular modem. In addition, the integrated Bluetooth module, now enhanced for better performance, is designed into a rugged magnesium alloy body.

The GRX2 can be re-configured with scalable upgrades. This provides the benefit of starting with a lower cost configuration and adding options as needed. The GRX2 can be purchased as a single frequency GPS only receiver at a low cost and later upgraded to dual frequency, add a radio or cellular modem, and additional signal capability for GLONASS and Galileo.

GPS: L1C/A, L1/L2 P-Code

GLONASS: L1/L2 CA, L1/L2 P-Code


Maximum Versatility

Utilizing full wireless connectivity and the Sokkia-invented voice navigation system, the GRx2 facilitates the use of both RTK and network RTK technologies.

  • Built-in GSM/HSPA modem makes the GRX2 an ideal rover receiver for network RTK positioning.
  • The GRX2 can be used for both private RTK base and RTK rover using an internal digital UHF modem without any extra device.
  • The GRX2 is MAGNET Relay Ready – Cellular to Cellular base/rover RTK.
  • Voice messages notify the users when RTK is fixed or lost, or other problems occur. This feature dramatically increases work efficiency by eliminating a need for repeated checks with the controller display.


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