- Brand Name: ZUIDID
- Origin: Mainland China
- Hign-concerned Chemical: None
- Model Number: South G3
- Warranty: one year
- Brand Name: South
- Model Number: G3
- Product name: Galaxy G3 GNSS RTK
- Channel: 1598
- RTK initialization time: 2 to 8 s
- Power supply: 6 to 28 V DC
- Water/Dustproof: IP68
- Internal UHF: 2w
- IMU tilt angle: 0 to 60
- Battery life: 15 hours
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Model
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G3
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GNSS performance
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Channels
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1598
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GPS
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L1, L1C, L2C, L2P, L5
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GLONASS
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L1 C/A, L1P, L2C/A, L2P, L3
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BDS
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BDS-2: B1I, B2I, B3I BDS-3: B1I, B3I, B1C, B2a, B2b
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GALILEO
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E1, E5A, E5B, E6C, AltBOC
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SBAS
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L1
WAAS/MSAS/EGNOS/GAGAN |
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IRNSS
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L5
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QZSS
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L1, L2C, L5
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MSS L-Band
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BDS-PPP
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Positioning output rate
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1Hz~20Hz
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Initialization time
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<10s
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Initialization reliability
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>99.99%
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Positioning precision
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Code differential GNSS
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Horizontal: 0.25 m + 1 ppm RMS Vertical: 0.50 m + 1 ppm RMS
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Static(long observations)
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Horizontal: 2.5 mm + 0.1 ppm RMS Vertical: 3 mm + 0.4 ppm RMS
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Rapid static
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Horizontal: 2.5 mm + 0.5 ppm RMS Vertical: 5 mm + 0.5 ppm RMS
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PPK
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Horizontal: 3 mm + 1 ppm RMS Vertical: 5 mm + 1 ppm RMS
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RTK(UHF)
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Horizontal: 8 mm + 1 ppm RMS Vertical: 15 mm + 1 ppm RMS
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RTK(NTRIP)
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Horizontal: 8 mm + 0.5 ppm RMS Vertical: 15 mm + 0.5 ppm RMS
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RTK initialization time
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2-8s
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SBAS positioning
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Typically < 5m 3DRMS
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SBAS positioning
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Typically<1m 3DRMS
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BANDA-L
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Horizontal: 5-10cm (5-30min) Vertical: 10-30cm (5-30min)
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IMU
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Less than 10mm + 0.7 mm/° tilt to 30°
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IMU tilt angle
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0° ~ 60°
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User interaction
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Operaing system
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Linux
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Buttons
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Single button operation
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Indicators
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5 LED indicatorss (Satellite , Charging , Power, Datalink , Bluetooth)
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Web interaction
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With the access of the internal web interface management via WiFi or USB connection, users are able to monitor the receiver status
and change the configurations freely |
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Voice guide
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It provides status and operation voice guidance, and supports Chinese/English/ Korean/Spanish/Portuguese/Russian/Turkish
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Secondary development
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Provides secondary development package, and opens the OpenSIC observation data format and interaction interface definition
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Data cloud service
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The powerful cloud platform provides online services like remote manage, firmware update, online register and etc.
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Hardware performance
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Dimension
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130mm (W) ×130mm (L) × 80mm (H)
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Weight
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790g (battery included)
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Material
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Magnesium aluminum alloy shell
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Operating temperature
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-45°C ~ +75°C
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Storag temperature
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-55°C ~ +85°C
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Humidity
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100% Non-condensing
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Waterproof/Dustproof
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IP68 standard, protected from long time immersion to depth of 1m, and fully protected against blowing dust
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Shock and vibration
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Withstand 2 meters drop onto the cement ground naturally MIL-STD 810G
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Power Supply
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6-28V DC, overvoltage protection
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Battery
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Inbuilt 7.2V 6800mAh rechargeable, Li-ion battery
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Battery life
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Single battery: 15h (Rover Bluetooth mode)
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Communications
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I/O port
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5PIN LEMO external power port + Rs232 Type-C interface (charge , OTG to USB disk, data transfer with PC or phone , Ethernet )1 UHF antenna interface
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Internal UHF
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2W radio, receive and transmit, radio router and radio repeater
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Frequency Range
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410 – 470MHz
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Communication Protocol
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Farlink, Trimtalk450s, SOUTH, HUACE, Hi-target, Satel
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Communication range
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Typically 8km with Farlink protocol
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Bluetooth
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Bluetooth 3.0/4.1 standard, Bluetooth 2.1 + EDR
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NFC Communication
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Realizing close range (shorter than 10cm) automatic pair between receiver and controller (controller requires NFC wireless
communication module else) |
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WIFI
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Modem
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802.11 b/g standard
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WIFI Hotspot
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AP mode, Receiver broadcasts its hotspot form web UI accessing with any mobile terminals
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WIFI data link
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Client mode, Receiver can transmit and receive correction data stream via WiFi datalink
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Data storage/ Transmission
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Data Storage
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4GB SSD
Automatic cycle storage e(The earliest data files will be removed automatically while the memory is not enough) Support external USB storage |
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Data Transmission
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Plug and play mode of USB data transmission Supports FTP/HTTP data download
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Data Format
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Static data format: STH, Rinex2.01, Rinex3.02 and etc. Differential data format: RTCM 2.3, RTCM 3.0, RTCM 3.1, RTCM 3.2
GPS output data format: NMEA-0813, PJK plane coordinate , SOUTH Binary code Network model support: VRS, FKP, MAC, fully support NTRIP protocol |
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Sensors
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Electronic bubble
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Controller software can display electronic bubble, checking leveling status of the carbon pole in real-time
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IMU
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Built-in IMU module, calibration-free and immue to magnetic interference
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Thermometer
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Built-in thermometer sensor, adopting intelligent temperature control technology, monitoring and adjusting the receiver
temperature |
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Our company comprises approximately 20 skilled professionals across various departments, including planning, sales, and after-sales support.
Our primary focus is on the sale of precision surveying equipment, with a strong presence in Europe, America, Africa, Southeast Asia, and South America.
We specialize in RTK systems, total stations, leveling instruments, and other accessories, and we are committed to delivering high-quality products and exceptional service to our clients worldwide.
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In addition to our sales department, we also have dedicated teams for planning and after-sales support.
Our planning department stays ahead of industry trends and works closely with our clients to identify emerging needs and develop innovative solutions.
Our after-sales support team provides prompt and reliable technical support to ensure that our clients' products operate at peak performance.

We are based in Beijing, China . We sell our products to customers in various regions, including South America (30.00%), Africa (30.00%),North America (20.00%), Southeast Asia (5.00%), Northern Europe (5.00%), Western Europe (5.00%), and Eastern Asia (5.00%).
We ensure quality through the following measures:
Provide physical product pictures, videos, and testing videos.
Conducting a final inspection before shipment.
You can purchase the following products from us:
– RTK devices
– Survey equipment
– GNSS receivers
– GNSS rovers
– Other surveying and mapping equipments
XMSJ Instrument Global Store is a trusted provider of high-quality RTK devices, serving customers in various industries and locations worldwide.
Our commitment to quality, innovation, and customer service has made us an industry leader. At XMSJ Instrument Global Store, you can always find the products you need at competitive prices.
Not all of our products are displayed online. Please contact us and let us know what you are looking for.
We accept the following payment methods:
– Online payment on AliExpress platform
– PayPal
– Xtransfer
– Payment in US dollars
– Payment in RMB
We offer a one-year warranty on GNSS devices, total stations, and other surveying products.


















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