Sokkia GRX2 GPS /GNSS Rover Receiver UHFII 440-470


The GRX2 fully integrated dual-constellation RTK GNSS receiver brings a new level of versatility and flexibility into your precision applications. It is affordable and scalable with wireless technologies ideal for RTK operation, as a network rover, or as a static receiver.

Combine it with one of Sokkia’s data collectors and Magnet Field and Office software for maximum versatility and convenience, increasing fieldwork efficiency from start to finish.

Key GRX2 features include:

  • Fully Scalable
  • 226 Channels (GPS+Glonass+SBAS)
  • Integrated UHF+Cellular+Bluetooth
  • Voice Navigation
  • Compact, Watertight, and Rugged
  • RTK and Static survey operations


Number of Channels 226
Tracked Signals GPS, Glonass, SBAS
Accuracy Static/Fast Static: H: 3.0 mm + 0.4 ppm / V: 5.0 mm + 0.5 ppm
Precision Static: H: 3.0 mm + 0.1 ppm / V: 3.5 mm + 0.4 ppm *
RTK (L1+L2): H: 5 mm + 0.5 ppm / V: 10 mm + 0.8 ppm
Communication Ports Bluetooth, Serial, SD/SDHD
Wireless Communication Bluetooth, UHF, GSM/HSPA, CDMA
Dust/Water Protection IP67
Size Dia. 184 x H95mm
Weight: GRX2/BDC70 battery 1kg / 195g
Operating Temperature (with BDC70) -20 to +65C
Operating Time > 7.5 hours in static mode with Bluetooth Operation
* Under nominal observing conditions and strict processing methods, including use of dual frequency GPS, precise ephemerides, calm ionospheric conditions, approved antenna calibration, unobstructed visibility above 10 degrees and an observation duration of at least 3 hours (dependent on baseline length).