Mid-Range GNSS Receiver
SP20 GNSS RTK System
Multifunctional geodesic GNSS receiver with IMU 60°, built-in 4G modem, 5W data radio, NFC, and IP68 protection.
SP20 GNSS RTK System
The SP20 is Spherefix’s portable multifunctional GNSS receiver — a new-generation measurement engine supporting tilt measurement, NFC, built-in 4G modem, Bluetooth, WiFi, and a 5W data radio. Magnesium alloy construction with Linux OS and IP68 protection.
- In Stock — Genuine Spherefix Product
Our Guarantees
IMU 60° Tilt — measure accurately at up to 60° pole inclination, even in magnetic fields
Smart Size — only 510g and 100.5mm diameter, the most portable in the lineup
4G Full-Netcom — built-in GSM 4G modem for global network connectivity
Calibrate When Startup — seamless inertial navigation, no calibration required
1408 Channels — tracks GPS, GLONASS, BDS, GALILEO, QZSS simultaneously
IP65 Protection — magnesium alloy shell, dust and water resistant
9600mAh Battery — 16+ hours field operation with fast charging support
32GB Internal Storage — ample space for survey data collection
MODEL COMPARISON
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SPECIFICATION
DETAILS
Hardware System
Processor
Qualcomm Cortex-A7
Operating System
Linux
GNSS
GPS
L1C/A, L2P, L5
GLONASS
L1, L2
BDS
B1I, B2I, B3I, B1C, B2a
GALILEO
E1, E5a, E5b
QZSS
L1, L2, L5
Channels
1408
Data Format
NMEA-0183
Correction Protocol
RTCM3.X
Update Frequency
5Hz (max)
Recapture Time
<1 second
Cold Boot
<40 seconds
Positioning Accuracy (RMS)
Single GNSS
Horizontal: 1.5m | Vertical: 2.5m
DGPS
Horizontal: 0.4m | Vertical: 0.8m
RTK
Horizontal: ±(8mm+1ppm) | Vertical: ±(15mm+1ppm)
Static
Horizontal: ±(2.5mm+0.5ppm) | Vertical: ±(5mm+0.5ppm)
Speed Accuracy
0.2 m/s
Time Accuracy
10 ns
Tilt Compensation (60°)
<2cm
Communications
Bluetooth
BR+EDR+BLE
WiFi
802.11 b/g/n
4G Network
LTE FDD: B1/2/3/5/8 | LTE TDD: B38/39/40/41 | GSM: 900/1800MHz
Storage
32 GB
Battery
Battery
3.7V, 9600mAh
Working Time
More than 16 hours (Typical, Rover, GSM)
Charging
MTK PE+1.1/2.0 (9V/2A) | USB PD 12V/1.25A | 5V/3A
Environment & Physical
Working Temperature
-20°C to +60°C
Storage Temperature
-40°C to +85°C
Shock Resistance
Withstand 1.5M pole drop
Protection Rating
IP65
Material
Magnesium alloy main body | ABS/PC top cover
Dimensions
100.5 × 100.5 × 69 mm
Weight
510 g
BUNDLED CONTROLLER
C100T Data Controller
The SP10 kit includes the C100T — a versatile data controller crafted specifically for the surveying sector. Features an 18-hour battery, IP68 protection, and a 5.45-inch sunlight-readable display. Runs Android 11 with 4GB RAM and 64GB ROM.
5.45″ HD sunlight-readable touch screen
8-core 2.0GHz CPU | Android 11
4GB RAM + 64GB ROM
13MP rear camera
IP68 certified — water, shock & dust proof
9000mAh battery | up to 18 hours
Wi-Fi, Bluetooth, 4G, USB Type-C
Not Sure Which Model?
Contact our team for pricing, availability, and expert advice.
SP20 GNSS RTK System
Mid-Range | 740g | IP68 | 4G + Radio