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Cable-free in all setups
• Connects to multiple Bluetooth® peripherals
• Built-in diagnostic and quality control tools
• Lightweight – only 0.67 kg
• Voice notifications alert you immediately of status changes in your survey

Sokkia’s GRX2 GNSS fully integrated dual constellation receiver brings a new level of versatility and flexibility into your precision applications.

The GRX2 is affordable and scalable with wireless technologies ideal for RTK, 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.




Tracking Capabilities
Number of Channels1 226 Tracking Channels Universal Tracking Technology
Tracked Signals GPS: L1 CA, L1/L2 P-code, L2C
  GLONASS: L1/L2 CA, L1/L2 P-code
Positioning Accuracy
Static L1+L2
L1 only
H: 3mm + 0.5ppm     V: 5mm + 0.5ppm
H: 3mm + 0.8ppm     V: 4mm + 1ppm
Fast Static L1+L2 H: 3mm + 0.5ppm     V: 5mm + 0.5ppm
Kinematic L1+L2 H: 10mm + 1ppm      V: 15mm + 1ppm
RTK L1+L2 H: 10mm + 1ppm      V: 15mm + 1ppm
DGPS <0.5m
Wireless Communication
Bluetooth® V2.1 + EDR, Class 2, 115,200bps
Radio UHF, Spread Spectrum,  Cellular (options)
Dust/Water Protection IP67
Shock 2m (6.56 ft.) pole drop
Operating Temperature -40F to + 149F  (-40C to + 65C)


-4F to +149F  (-20C to + 65C)

Radio/GSM modems

-4 to +131F  (-20 to + 55C)
Enclosure Magnesium alloy housing
Size 7.24” D x 3.74“ H
(184mm D x 95mm H)
Weight HiPer V receiver 2.20 lb. to
2.82 lb. (1.00kg to 1.28kg)
Battery 6.9 oz. (195g)
Power Supply
Standard Battery Detachable, Li-ion rechargeable battery, 7.2V, 4.3Ah
Operating Time >7.5 hours in static mode at 68F w/Bluetooth® connection

External Power Input Voltage

6.7 to 18V DC
1. Number of channels and tracked signals vary according to receiver configurations.
2. RMS Values. Accuracy depends on the number of satellites used, obstructions, satellite geometry (DOP), occupation time, multipath effects, atmospheric conditions, baseline length, survey procedures and data quality.
3. 10 Hz standard. Higher rates available as options.