S990+ GNSS Receiver
S990+ GNSS Receiver

Product Overview

High Performance with IMU

The Stonex S990+ is a 1408-channel GNSS receiver that features characteristics that improve survey performance in the field. The S990+ receiver is equipped with all major connectivity features, including Bluetooth, Wi-Fi, UHF radio, and a 4G modem. The internal 10,200mAh battery allows for up to 12 hours of operation and can be recharged via a USB Type-C connector. The IMU system supports tilted measurement (TILT) with quick initialization, enabling the operator to obtain fast and accurate surveys.

The color touch display and Web UI provide a quick and easy way to get complete control of the receiver. The 1PPS port is an additional advantage available on this GNSS receiver because it can be applied to scenarios that require precise timing to ensure that multiple facilities work together or to scenarios that use the same parameters for the integration of systems based on precise timing.

What are the performances of the S990+ with IMU?

  • No problem of electromagnetic disturbances
  • Fast initialization
  • Up to 60° inclination
  • 2 cm accuracy 30°
  • 5 cm accuracy 60°
  • Fast and precise survey

Stonex S990+ with IMU system makes every measurement reliable, in both survey and stakeout jobs, and makes the acquisition of points extremely faster, up to 40% of the field work time can be saved!


The Stonex S990+ is a 1408-channel GNSS receiver that provides an excellent on-board real-time navigation solution with high accuracy. All GNSS signals, including GPS, GLONASS, BEIDOU, GALILEO, and QZSS, are included at no additional cost.


The Stonex S990+ is equipped with IMU technology that allows for fast initialization and accurate measurements with an inclination up to 60°.


The Stonex S990+ is equipped with an integrated UHF double frequency radio that supports 410-470MHz and 902.4-928MHz, meeting the needs of each country.


The Stonex S990+ is equipped with an internal 4G modem that operates with all world signals, ensuring a fast internet connection.


The Stonex S990+ is equipped with a color touch display that makes it easy to manage the most important functions.

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