Septentrio

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Resilient GNSS Positioning & Navigation Solutions for UAVs & Robotics Belgium
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Septentrio

Resilient GNSS Positioning & Navigation Solutions for UAVs & Robotics

Septentrio is an industry-leading developer of high-precision GNSS positioning and navigation systems for UAVs (unmanned aerial vehicles), unmanned systems and robotics.

The company’s highly resilient solutions are designed for seamless integration and are compatible with open-source autopilots such as PX4 and ArduPilot. Offering centimeter-level performance, their products serve a wide variety of mission-critical applications and have been deployed by over 13,000 different clients around the world.

Septentrio also offers Blue UAS Framework-listed GNSS receivers to meet the requirements of U.S. Department of Defense and NDAA-compliant drone programs.

GNSS Receivers

mosaic-G5

Low-SWaP GPS & GNSS receiver modules offering best-in-class RTK performance

Septentrio mosaic-G5 Range for Drones and Unmanned Vehicles

The mosaic-G5 family of GPS and GNSS receiver modules offers best-in-class RTK performance in a low-SWaP package that is ideal for integration into drones and robotic vehicles. Featuring multi-constellation triple- or quad-band tracking and market-leading ultra-low power consumption, the modules are highly suited for mass production.

Weighing just 2.2 grams with a footprint of 23 x 16 mm, mosaic-G5 modules incorporate Septentrio’s cutting-edge Advanced Interference Mitigation (AIM+) anti-jamming and anti-spoofing technology, ensuring resilience in the most challenging of RF environments.

The mosaic-G5 is available in three variants:

Septentrio mosaic-G5 P1mosaic-G5 P1
Basic triple-band receiver

Septentrio mosaic-G5 P3mosaic-G5 P3
Advanced quad-band receiver with full raw data output

Septentrio mosaic-G5 P3Hmosaic-G5 P3H
Advanced quad-band receiver with heading & attitude capabilities

Evaluation kits are also available for each of the mosaic-G5 models, enabling easy prototyping and testing with a range of convenient interfaces and the ability to connect directly to popular open-source drone autopilots.

Learn about AGR’s selection of the mosaic-G5 P3 for its industrial drone platform, supporting tasks from firefighting to cargo delivery

mosaic-X5

Low-SWaP multi-constellation & multi-frequency GNSS receiver module

Septentrio mosaic-X5 GNSS Receiver ModuleThe mosaic-X5 is a surface mount multi-constellation GNSS receiver module featuring industry-leading power consumption, an ultra-compact footprint, and highly reliable position accuracy. With Septentrio’s unique AIM+ Premium interference mitigation technology, it is ideal for drones and robotics.

mosaic-X5 is listed under the U.S. Department of Defense’s Blue UAS Framework.

mosaic-H

Dual-antenna GNSS heading module with attitude output

Septentrio mosaic-H GNSS Receiver ModuleThe mosaic-H module delivers precise and reliable heading output together with pitch or roll data, and offers centimeter-level RTK positioning.

With dual-antenna support, it enables cutting-edge automation and navigation for both static and dynamic applications, and is also ideal for initialization of inertial navigation systems.

AsteRx-m3 Pro+

Dual-antenna GNSS receiver board for rover & base station applications

Septentrio AsteRx-m3 Pro+ GNSS ReceiverThe AsteRx-m3 Pro+ is a board-level GNSS receiver offering industry-leading positioning performance with the market’s best SWaP profile, as well as dual-antenna capabilities for heading and pitch or heading and roll output.

With advanced jamming and spoofing protection, the highly versatile unit is ideal for base station or rover applications.

AsteRx-m3 Fg

Dual-antenna GNSS receiver board with Marinestar PPP for USVs & ASVs

Septentrio AsteRx-m3 Fg GNSS OEM receiverThe AsteRx-m3 Fg is a triple-frequency and full-constellation GNSS receiver board that provides heading & pitch or heading & roll information as well as ultra-reliable positioning.

It incorporates Fugro Marinestar PPP corrections for high-accuracy performance at sea, making it ideal for USVs (uncrewed surface vessels).

GNSS+ INS Receivers

AsteRx-i3 S Pro+

GNSS-aided INS board with tethered IMU

Septentrio AsteRx-i3 S Pro+AsteRx-i3 S Pro+ is a GNSS-aided INS board that delivers reliable centimeter-level positioning as well as 3D orientation data, and features a separate tethered IMU for flexible installation options. With advanced sensor fusion and interference monitoring and mitigation, it provides continuous positioning even during short GNSS outages and jamming or spoofing attacks.

AsteRx-i3 D Pro

Single-antenna GNSS-aided INS board with quad-constellation & multi-frequency tracking

Septentrio AsteRx-i3 D ProThe AsteRx-i3 D Pro is a single-antenna GNSS-INS receiver board with quad-constellation and multi-frequency tracking, providing reliable centimeter-level positioning as well as heading, pitch and roll data. The low-SWaP board offers advanced interference monitoring and mitigation and is ideal for operation in challenging environments with short GNSS outages.

AsteRx-i3 D Pro+

Single- or dual-antenna GNSS-aided INS board with quad-constellation & multi-frequency tracking

Septentrio AsteRx-i3 D Pro+The AsteRx-i3 D Pro+ is a versatile GNSS-INS receiver board that can be set up in single- or dual-antenna configuration, providing reliable centimeter-level positioning as well as heading, pitch and roll data. The compact and lightweight unit provides full access to raw GNSS and INS data, and also features Septentrio’s AIM+ anti-jamming and anti-spoofing technology.

Applications

Mapping & Surveying
Septentrio’s multi-frequency receivers provide mapping and surveying drones centimeter-level RTK precision required for the most high-quality data collection and deliverables, ensuring optimal post-processing kinematic (PPK) results.

Septentrio Multi-Frequency Receivers for Mapping and Surveying

Read about how the WingtraOne drone undertook large-scale floodplain mapping with the help of the AsteRx GNSS receiver

Light Show Drones
Septentrio’s mosaic-G5 P3 GNSS receiver delivers the reliable positioning and low and predictable latency required for co-ordination of highly complex drone light shows with hundreds of individual nodes.

Septentrio Receivers for Light Show Drones

Drone-Based Inspection
Septentrio’s cutting-edge AIM+ interference mitigation technology, combined with high-accuracy orientation and heading output, allows inspection drones to carry out tasks near power grids, bridges, and buildings where GNSS signals may be blocked or interfered with.

Septentrio AIM interference mitigation technology for Drone Inspections

ISR & Military
AIM+ anti-jamming and anti-spoofing technology enables defense and security drones to operate in contested conditions where electronic warfare (EW) may be encountered, ensuring continued situational awareness and mission success.

Septentrio AIM+ Anti-Jamming Technology for ISR Drones

Agricultural Robotics
Autonomous robotics used for agricultural tasks such as weeding and pesticide spraying may need to move between crop rows with exacting precision. Septentrio’s ultra-reliable receivers enable accurate operation even when vegetation partially obstructs GNSS signals.

Septentrio Receivers for Agricultural Robotics

Autonomous Delivery Robots
Ground robotics platforms delivering food and other cargo typically operate in urban environments where signal obstruction and interference is common. Septentrio’s RAIM+ honest accuracy error reporting helps sensor fusion algorithms make the best decision for navigation, ensuring reliable service.

Septentrio RAIM+ Technology for Autonomous Delivery Robots

Products

mosaic-G5 P1

Ultra-low-SWaP triple-band & multi-constellation RTK GNSS receiver module

mosaic-G5 P3

Ultra-low-SWaP quad-band & multi-constellation RTK GNSS receiver module with full raw data output

mosaic-G5 P3H

Low-SWaP quad-band & multi-constellation RTK GNSS receiver module with heading & attitude output

mosaic-X5

Low-SWaP multi-constellation & multi-frequency GNSS receiver module

mosaic-H

Dual-antenna GNSS heading module with attitude output

AsteRx-m3 Pro+

Dual-antenna GNSS receiver board for rover & base station applications

AsteRx-m3 Fg

Dual-antenna GNSS receiver board with Marinestar PPP for USVs & ASVs

AsteRx-i3 S Pro+

GNSS-aided INS board with tethered IMU

AsteRx-i3 D Pro

Single-antenna GNSS-aided INS board with quad-constellation & multi-frequency tracking

AsteRx-i3 D Pro+

Single- or dual-antenna GNSS-aided INS board with quad-constellation & multi-frequency tracking

mosaic-G5 P6

Ultra-compact GNSS receiver module for autonomous systems

Articles

Latest
Septentrio Launches Compact mosaic-G5 P6 Module for Industrial Automation & Robotics

Septentrio's new high-precision GNSS receiver balances minimal dimensions with advanced anti-jamming technology for size-constrained applications

May 12, 2026
High-Precision GNSS Positioning & Navigation Solutions for UAVs & Robotics

Septentrio's comprehensive product portfolio utilizes advanced anti-jamming and anti-spoofing technology and also includes Blue UAS Framework-listed GNSS receivers

Apr 16, 2026
Septentrio Technology Strengthens AGR UAV Performance in Urban & Remote Missions

Septentrio and AGR showcase advanced GNSS-enabled UAVs performing firefighting, agriculture, logistics, and urban operations in complex, interference-prone environments

Mar 18, 2026
Septentrio Explores GNSS Receiver Resilience in GNSS/INS Navigation Systems

Septentrio examines how built-in anti-jamming and anti-spoofing mechanisms in GNSS receivers strengthen the resilience of integrated GNSS/INS navigation systems

Feb 19, 2026
Septentrio Scales Mass Production & Shipping of Compact GNSS Modules

Septentrio's new ultra-compact GNSS modules offer high-precision positioning for power-constrained industrial applications and UAVs

Oct 07, 2025
UAV Ecosystem Extended for Reliable GNSS Positioning

Robust high-accuracy RTK positioning is now easily accessible to drone integrators thanks to Septentrio’s multiple partners, 3DR, Holybro, ARK Electronics and Systork

Apr 23, 2024
Anti-Jamming GNSS Receiver Integrated with New Click Board

MIKROE’s new Mosaic Click add-on board is equipped with Septentrio’s robust mosaic-X5 GNSS receiver module, which leverages triple-band GNSS technology to achieve cm-level RTK accuracy with a high degree of reliability

Apr 15, 2024
New Inertial GNSS Smart Antenna Launched

The new GNSS/INS receiver, AntaRx-Si3, uses FUSE+ technology to combine Septentrio's high-accuracy GNSS positioning with an IMU, in the same enclosure as the GNSS antenna

Feb 07, 2024
New Open Source Hardware & Software Solutions for Autonomous GNSS Applications

Septentrio has introduced an ROS driver for its mosaic-X5 module as well as a hardware reference design that incorporates a Raspberry Pi

Oct 23, 2023
New Rugged GNSS Base Station Receiver

Septentrio's AsteRx SB3 ProBase is IP68-rated and features the latest quad constellation GNSS technology

Oct 21, 2022
Ruggedized GNSS Receivers for Autonomous Vehicles Launched

Septentrio has launched the AsteRx SB3 GNSS receiver family, which features IP68-rated housing, tracking of all constellations (GPS, GLONASS, Galileo...

Jul 25, 2021
Septentrio Launches New GNSS-INS Receiver Line

Septentrio has launched a new line of high-performance GNSS/INS receivers that provides high-accuracy positioning and 3D orientation, heading, pitch and...

Apr 20, 2021
Open-Source Software & Hardware Released for Autonomous GNSS Applications

Septentrio has launched two new open-source resources for its GPS/GNSS module receivers. ROSaic is an ROS (Robot Operating System) driver...

Oct 25, 2020
GNSS Receiver Launched with Integrated Correction Service

Septentrio has launched the AsteRx-m2 Sx, a GNSS receiver OEM board that provides high-accuracy positioning via an integrated sub-decimeter PPP-RTK...

Jun 26, 2020
Septentrio Releases New GNSS-INS Receiver for Drones

Septentrio has launched a new GNSS/INS receiver designed specifically for unmanned aerial systems (UAS) and drones, AsteRx-i D UAS. The...

May 11, 2020
GNSS & Integrated Heading Solution for Robotics Released

Septentrio, a developer of high-precision positioning solutions for drones and robotics, has announced the launch of AsteRx SB ProDirect, the...

Mar 05, 2020
Septentrio and Analog Devices to Develop High-Performance GNSS/INS Solutions

Septentrio, a provider of high-accuracy GNSS receivers, has announced that it has entered into a partnership with Analog Devices in...

Dec 23, 2019
Septentrio PPK Upgraded With Multi-GNSS & BaseFinder Functionality

Septentrio, a developer of GNSS positioning technology for UAVs (unmanned aerial vehicles) and unmanned systems, has announced the release of...

Nov 25, 2019
New GNSS Receiver Utilizes CLAS Correction Service

Septentrio, a developer of high-precision GNSS technology for UAVs (unmanned aerial vehicles), drones and robotics, has partnered with Japanese system...

Oct 08, 2019
New Compact GNSS/INS Receiver Introduced for UAS

Septentrio, a developer of high-accuracy positioning technology, has announced the addition of a new product to their GNSS/INS portfolio. The...

Sep 12, 2019
Single Antenna GPS/INS Receiver Introduced

Septentrio, a developer of high-precision positioning technology, has announced that the company’s AsteRx-i S GPS/INS receiver is now available with...

Jul 19, 2019
Septentrio Releases GNSS Module Development Kits

Septentrio has announced that its new mosaic development kit is available for testing and integration. mosaic is Septentrio’s most compact...

Jun 22, 2019
GNSS Positioning & Correction Developed for Autonomous Driving

Septentrio, a developer of high-precision GNSS technology, and Sapcorda, a provider of safe broadcasted GNSS correction services, have announced that...

Jan 21, 2019
Ultra-Lightweight GNSS/INS Introduced for UAVs

Septentrio has announced the addition of the AsteRx-i S to its GNSS/INS product portfolio. The AsteRx-i S combines Septentrio’s compact,...

Aug 26, 2018
Septentrio GNSS Technology Selected for VTOL Mapping Drone

Septentrio, a manufacturer of GNSS receiver technologies, has announced that it has been selected by Swiss drone manufacturer Wingtra to...

Mar 07, 2018
Septentrio Launches New GNSS Boards for UAS Applications

Septentrio has announced the arrival of the company’s new AsteRx-m2a and AsteRx-m2a UAS GNSS OEM engines, which will be showcased...

Oct 23, 2017
Septentrio Announces New Ultra-Low Powered GNSS Receivers for UAS

Septentrio has announced the launch of the AsteRx-m2 and AsteRx-m2 UAS, the company’s newest OEM GNSS receiver boards. The credit-card...

May 09, 2017
Septentrio Launches AsteRx-m UAS GNSS Receiver

Septentrio has announced the launch of AsteRx-m UAS, a RTK –accurate GNSS receiver solution specially designed for the drone market....

May 06, 2015
Septentrio’s GNSS Heading Receiver is Integrated into Tethered Aerostat System

Septentrio have announced that Raven Aerostar, a manufacturer of Lighter-Than-Air (LTA) platforms that provide unmatched performance in challenging environments, has...

Aug 16, 2013
Regional Offices & Locations
EMEA (HQ) Belgium Septentrio N.V. Greenhill Campus Interleuvenlaan 15i 3001 Leuven +32 16 30 08 00 Contact Contact Website
Americas United States of America Septentrio, Inc. 2601 Airport Drive, Suite 360 Torrance, CA 90505 +1 310 541 8139 Contact Website
Asia / Pacific China Room A19, 1st Floor, Building 2 No. 1299 Zhangheng Road Pudong District, Shanghai, 200135 +86 186 163 10 905 Contact Website
Japan Japan Septentrio KK 9F Sotetsu KS Bldg 1-11-5 Kitasaiwai, Nishi-ku Yokohama, 220-0004 +81 45 287 10 67 Contact Website
Korea Korea South Septentrio Korea Ltd. B712, SKV1 GL Metro City, 128, Beobwon-ro, Songpa-gu Seoul (05854) +82 10 8784 2611 Contact Website
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