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SparkFun NEO-M9N GNSS Breakout (U.FL, Qwiic)

SparkFun’s premium NEO-M9N breakout: four-constellation GNSS at ~1.5 m, jamming/spoofing detection, Qwiic plug-in — the RTK-lite surveying receiver.

SparkFun NEO-M9N GNSS Breakout (U.FL, Qwiic)
PriceA$168.99
A$168.99 · US$111.18 · 111.18 USDC
PaymentAUD card/bank · USDC (Base) · Monero
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LAWFUL USE ONLY. A receive-only GNSS listener. It cannot transmit RF — no restrictions beyond normal law.

Compliance: shipped as general-purpose electronics; radio/EMC regulatory status documented per SKU (AU/NZ/US/UK/EU).

About this accessory

When a wardriving dongle is not enough, SparkFun's NEO-M9N breakout is the step up: a 92-channel u-blox M9 engine concurrently tracking GPS, GLONASS, Galileo and BeiDou for ~1.5 m accuracy even in urban canyons, with a 25 Hz max update rate and hot fixes in ~2 seconds thanks to the onboard rechargeable backup battery. The M9 engine detects and reports jamming and spoofing events to your host — rare, honest signal-integrity telemetry in a hobby-grade receiver — and its integrated SAW filter + LNA hold accuracy near co-located cellular modems. Qwiic I2C means no soldering; a U.FL connector takes the external antenna of your choice; NMEA, UBX and RTCM all supported.

Features

Specs

Receiveru-blox NEO-M9N (92-channel M9 engine)
ConstellationsGPS, GLONASS, Galileo, BeiDou (concurrent)
Accuracy~1.5 m horizontal; TTFF hot ~2 s / cold ~24 s
InterfacesI2C/Qwiic (0x42), UART, USB power/serial
Logic3.3 V VCC and I/O
ProtocolsNMEA, UBX, RTCM

In the box

Lawful use. A receive-only GNSS listener. It cannot transmit RF — no restrictions beyond normal law.

In stock — ships in 7-14 business days