ComNav N3 IMU GNSS Receiver

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About the Product

ComNav N3 IMU

Palm-Sized High
Precision GNSS RTK Receiver

The ComNav N3 IMU is a next-generation, ultra-compact GNSS RTK receiver engineered for maximum surveyor mobility and high-precision field data acquisition. Powered by SinoGNSS® technology with an advanced 1500+ channel ASIC engine, the N3 tracks all active and planned satellite constellations simultaneously.

Combining a calibration-free 60° IMU tilt sensor, an internal UHF transceiver radio, and a rugged IP67 magnesium-aluminum alloy housing into a palm-sized chassis, the N3 delivers centimeter-level positioning accuracy in dense urban areas, thick tree canopy, and rugged terrains.

Big Performance in a Palm-Sized Form Factor

Eliminate field fatigue with ultra-lightweight, calibration-free RTK surveying

Traditional RTK rovers can be cumbersome during long field days, especially when navigating steep slopes, dense brush, or congested construction sites. Weighing under 500 grams, the ComNav N3 IMU fits in the palm of your hand while maintaining enterprise-grade positioning capability.

Equipped with an advanced, calibration-free IMU tilt sensor, the N3 allows surveyors to measure hard-to-reach points—such as building corners, underground pipe edges, and fence lines—at tilt angles up to 60° without leveling the pole bubble or worrying about magnetic interference.

Advanced SinoGNSS® Engine & Wireless Connectivity

Engineered for high productivity and reliable data collection across demanding environments:

  • 1500+ Channel Tracking: Tracks GPS, GLONASS, BeiDou (B1I, B2I, B3I, B1C, B2a), Galileo, QZSS, NavIC, and SBAS for fast RTK fixed solutions.

  • Calibration-Free IMU Tilt Sensor: Instant tilt initialization allows rapid point collection while maintaining millimeter precision.

  • Integrated Tx/Rx UHF Radio: Multi-protocol internal radio supports both base and rover modes over distances up to 5 km.

  • Dual Power & Smart Management: High-capacity internal battery delivers up to 10+ hours of continuous RTK rover operation with USB-C quick-charging support.

  • NFC Touch Pairing: Instantly connect the N3 receiver to Android controllers running Survey Master software via a simple touch.

 

Intuitive Data Collection with Survey Master Software

Streamlined CAD stakeout and real-time cloud sync

The N3 receiver pairs seamlessly with ComNav Survey Master software running on Android controllers or smartphones. Featuring an intuitive graphical interface, Survey Master enables field crews to perform topographic mapping, CAD drawing stakeouts, and road cross-section surveys effortlessly.

Field data syncs directly with cloud platforms or exports into standard DWG, DXF, CSV, and SHP formats for instant integration with AutoCAD, ArcGIS, and civil engineering design software.

Application Areas
Features
Resources
    • Ultra-compact, lightweight magnesium-aluminum alloy housing built for harsh site conditions.

    • 1500+ channel multi-constellation tracking engine for rapid signal locking.

    • 60° IMU tilt surveying without magnetic interference or manual leveling.

    • Built-in Tx/Rx UHF radio for flexible base and rover field setups.

    • IP67-rated waterproof, dustproof, and shock-resistant construction.

    • Self-leveling 3D positioning system designed for easy, single-person operation.

    • Expansive 130-meter working radius (260m total diameter coverage).

    • Seamless wireless connection to field tablets running MAGNET Construct software.

    • Rugged IP65 weather-proof rating built to withstand harsh job-site environments.

    • Direct cloud connectivity for immediate office-to-field CAD/BIM data exchange.

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