Description
Specifications
- Channels: 1,408
- Constellations: GPS, GLONASS, BEIDOU, GALILEO, QZSS, IRNSS, SBAS
- Update Rate: Up to 20 Hz
- RTK Initialization: 24 sec,>99.9% reliability
- Accuracy (RTK): Horizontal: 5 mm + 0.5 ppm; Vertical: 10 mm + 0.5 ppm
- Accuracy (Static): Horizontal: 2.5 mm + 0.1 ppm; Vertical: 3.5 mm + 0.4 ppm
- IMU Tilt Compensation: Up to 60; 2 cm @ 30, 5 cm @ 60
- Radio: UHF TX/RX 410470 MHz, up to 10 km
- Modem: 4G GSM worldwide
- Connectivity: Bluetooth 2.1+EDR, Wi-Fi 802.11 a/b/g/n/ac
- Internal Memory: 8 GB; microSD up to 32 GB
- Durability: IP67/IP68, MIL-STD-810F/H, withstands 2 m pole drop
- Power Source: Dual hot-swappable smart lithium, 7.2 V 3400 mAh
- Operating Hours: Up to 12 hrs
- Operating Temperature: -22F to +149F (-30C to +65C)
- Weight: 2.86 lbs.
Product Description
The Stonex S900+ GNSS receiver is a high-performance solution designed for precise surveying and construction applications. Powered by a 1,408-channel GNSS board, the S900+ tracks GPS, GLONASS, BEIDOU, GALILEO, and QZSS signals for reliable RTK positioning, even in challenging conditions. With an integrated 4G modem, Bluetooth, Wi-Fi, and UHF radio, the S900+ offers flexible base and rover configurations. Its IP67/MIL-STD-810F protection withstands pole drops, water, dust, and extreme temperatures, ensuring maximum durability in the field.
This bundle includes the S900+ receiver with IMU tilt compensation and UHF TX/RX radio firmware activated, plus a dedicated UHF antenna (410470 MHz). IMU technology provides tilt compensation up to 60 with 2 cm accuracy at 30 tilt and 5 cm at 60, while the UHF system extends communication up to 10 km under optimal conditions. Dual hot-swappable smart batteries provide up to 12 hours of runtime.
In the Box
- (2)x S900+ GNSS receiver
- Adapter for battery charger
- Li-Ion battery 7.4V – 3400 mAh (S9i, S4IIC/H, S40)
- Charger for battery BP 5S
- Multi-port link cable between receiver and PC or controller [USB or 7-pins lemo for PC or controller, 7-pins lemo for receiver]
- 3m Measuring tape (MT-300)
- Carrying case for S900 (CC-900)
- (2)x 29cm UHF antenna, 450MHz-470MHz, TNC (AR-430)
- (2)x Stonex S900+ IMU firmware activation
- (2)x Stonex S900+ UHF firmware activation








