Description
The M9N GPS uses multi-constellation GNSS powered by u-blox M9N, a concurrent GNSS receiver that can receive and track multiple GNSS systems. Owing to the multi-band RF front-end architecture, all four major GNSS constellations, GPS, Galileo, GLONASS, and BeiDou, can be received concurrently.
It also comes with the IST8310 compass, tricolored LED indicator, buzzer, and a safety switch. There are 3 different connectors options for different purposes. This module ships with a baud rate of 115200 (38400 previously).
The high-gain 25 x 25 mm2 patch antenna provides excellent performance, and the omnidirectional antenna radiation pattern increases flexibility for device installation. It features active circuitry for the ceramic patch antenna a rechargeable backup battery for warm starts.
Feature
- Ublox M9N GNSS Reciever
- Accurate Positioning
- Fast Navigation Update Rate
- IST8310 Compass
- High-gain 25*25*4mm antenna
- Internal Buzzer, Safety switch
- Ultra Bright UI RGB LED
Note
- The Status LED driver has changed. This LED is supported in PX4 1.14, ArduPilot 4.4.0 & later. (More info)
Holybro M10 GPS | Holybro M9N GPS | ||||
GNSS Receiver | Ublox M10 | Ublox M9N | |||
Number of Concurrent GNSS | Up to 4 GNSS | Up to 4 GNSS | |||
BeiDou | BeiDou | ||||
Galileo | Galileo | ||||
GLONASS | GLONASS | ||||
GPS | GPS | ||||
QZSS | QZSS | ||||
Frequency Band | GPS L1 | GPS L1 | |||
Galileo E1 | Galileo E1 | ||||
GLONASS L1 | GLONASS L1 | ||||
BeiDou B1 | BeiDou B1 | ||||
SBAS L1 | SBAS L1 | ||||
QZSS L1 | QZSS L1 | ||||
Compass | IST8310 | IST8310 | |||
Output Protocol | UBX (U-blox) | UBX (U-blox) | |||
NMEA | NMEA | ||||
Accuracy | 2.0m CEP | 1.5m CEP | |||
Nav. Update Rate | Up to 25 Hz (single GNSS), | Up to 25 Hz (4 concerrent GNSS) | |||
Up to 10 Hz (4 concurrent GNSS) | |||||
GNSS Augmentation System | EGNOS, GAGAN, MSAS and WAAS | EGNOS, GAGAN, MSAS and WAAS | |||
QZSS: L1S | QZSS: L1S | ||||
Default Baud Rate | 115200 | 115200 | |||
Input Voltage | 4.7-5.2V | 4.7-5.2V | |||
Connector Type |
|
||||
Antenna | 25 x 25 x 4 mm ceramic patch antenna | ||||
Antenna Gain | 1.5dbi | ||||
Antenna LNA Gain | 22dB | ||||
Power consumption | Less than 200mA @ 5V | Less than 200mA @ 5V | |||
Operating Temperature | -40~80C | -40~80C | |||
Dimension | φ50 x14.4 mm | φ50 x14.4 mm | |||
Weight | 32g | 32g | |||
Cable Length | 26cm (42cm cable purchase separately) | 26cm (42cm cable purchase separately) | |||
Other | Tri-color LED | Tri-color LED | |||
Onboard Buzzer | Onboard Buzzer | ||||
Safety Switch | Safety Switch | ||||
LNA MAX2659ELT+ RF Amplifier | LNA MAX2659ELT+ RF Amplifier | ||||
Rechargeable Farah capacitance | Rechargeable Farah capacitance | ||||
Low-noise 3.3V regulator | Low-noise 3.3V regulator |
Note
- The Status LED driver has changed. This LED is supported in PX4 1.14, ArduPilot 4.4.0 & later. (More info)
- Ardupilot User: If unable to perform normal compass calibration "compass dance" for any reason, set parameter COMPASS_ORIENT=6 (Yaw270) for proper compass orientation.
PIN MAP

Difference between the three cable options
SKU12027 - Holybro M9 GPS (JST GHR1.25mm 10pin cable):
- This option is the most common; it is used on the This connector can be used on Pixhawk Standard Flight Controller 10pin “GPS Module” or "GPS1" input port.
SKU12029 - Holybro M9 Secondary GPS (JST GHR1.25mm 6pin cable):
- This connector can be used on Pixhawk Standard Flight Controller 6pin“UART & I2C” or "GPS2" input port as a secondary GPS. This GPS is also compatible with the Cube Flight Controller GPS2 Port.
SKU12028 - Holybro M9 GPS for Pix32 & Pixhawk1/2.4.6/2.4.8 (Molex1.25mm 6pin & 4pin &3pin cable):
- These connectors are for "Switch", "GPS", and "I2C" input ports on the Pix32/Pixhawk1/Pixhawk 2.4.6/2.4.8
Reference Link:
Package Includes:
- 1x M9N GPS Module
- 1x Fixed Carbon Fiber GPS mount
Spare Part & Accessories
- GPS Extended Length Cable
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