2 Pack GT-U7 GPS Module Satellite Navigation Positioning GPS Receiver
Quick take
The GT-U7 is a compact, high-sensitivity GPS receiver module that outputs standard NMEA sentences over serial, with optional PPS for projects that need precise timing. The included IPEX antenna approach helps with reception when you can mount the antenna with a clear view of the sky, but indoor or bad-weather fixes will still be limited. If you plan to integrate with Arduino, STM32, Raspberry Pi, or similar controllers, be prepared to match the baud rate and power setup.
Pros and cons
Pros
- High-sensitivity design focused on difficult reception (tight urban sky, dense foliage), not just open areas.
- Serial output is designed around a 9600 baud workflow, and it is software-compatible with NEO-6M projects.
- Optional PPS output is useful for timing-focused embedded applications.
- Comes as a 2-pack with two modules and two IPEX antennas, which is convenient for multi-device builds.
Cons
- Works best with an open sky view, indoor use and bad weather can reduce accuracy and fix reliability.
- Power and logic level handling can be picky depending on how you wire it, and incorrect voltage can cause unstable behavior.
- Default baud rate may vary by breakout variant, so you may need to confirm and configure before you build around it.
What buyers think
Buyer-review evidence points to a consistent theme: the GT-U7 is viewed as a practical value GPS module for maker and embedded projects. People specifically highlight ease of serial interfacing (USB-to-serial and microcontroller UART workflows) and generally smooth NMEA parsing support with common GPS libraries. Several reviews emphasize strong reception for challenging setups, including use cases where other GPS units struggled, as long as the antenna is handled appropriately and the project can get a view of the sky. For timing enthusiasts, PPS behavior is treated as a meaningful feature, with users confirming that PPS only appears when a valid fix is available.
There is also some limited but important integration caution. Reviews mention that power wiring can matter, and there can be “gotchas” if you assume the module will behave the same at different input voltages. Another recurring practical point is to confirm baud rate expectations for your exact module configuration before finalizing firmware assumptions.
Key features that matter for real builds
High-sensitivity positioning for tough reception
The GT-U7 line is built around high tracking sensitivity, intended to improve fix chances in environments where many GPS modules are weak, such as narrow urban sky or areas with obstructed views. In practice, this helps most when you also use the antenna correctly (mounted away from metal and electronics where possible).
Simple serial integration (NMEA, with a 9600 baud target)
For embedded developers, serial GPS is usually the main integration path. This module is designed to use a 9600 baud setting, and it is positioned as compatible with NEO-6M-style software workflows. That makes it more approachable if you already have code, libraries, or parsing logic for NEO-6M class modules.
Optional PPS output for timing applications
If your project needs more than position data, the PPS (pulse-per-second) output can be valuable. Reviewers who used it for timing tasks describe PPS behavior as being tied to valid fix conditions, which is exactly what you want for a stable timing reference in real deployments.
USB convenience for prototyping, plus antenna support
A USB interface approach is included for quick testing and for setups that prefer to read GPS output directly from a computer. The module also supports using an IPX antenna via the included IPEX connection, which is typically more flexible than trying to rely on a permanently attached antenna in a project enclosure.
Pros and cons for different buyers
Best for
- Embedded makers who need NMEA GPS data over serial for Arduino, STM32, Raspberry Pi, or similar controllers.
- Projects that can use PPS for timekeeping, synchronization, or timing experiments.
- Builders working in difficult reception zones who want a high-sensitivity option and can mount the antenna outdoors or near a window with a clear sky view.
- People who want two modules for multi-node prototypes (for example, two devices in one vehicle or parallel experiments).
Who should avoid it (or plan extra diligence)
- Indoor-only or heavily obstructed deployments, since accuracy and lock quality depend on sky visibility and conditions.
- Teams expecting plug-and-play without wiring checks, because power and UART configuration mistakes can lead to unstable operation.
- Buyers who cannot verify baud rate and wiring during setup, since assumptions about default output can slow debugging.
Setup and integration checklist
- Confirm serial baud rate for your module variant before you build firmware assumptions around it.
- Verify power wiring (and avoid assuming it will behave identically at all input voltages).
- Plan antenna placement. Use the included IPEX antenna and mount it with as much sky access as your design allows.
- If you use PPS, test PPS behavior only after you confirm a valid GPS fix.
- Use the correct TX/RX connections for your host’s serial interface, and ensure you are reading the NMEA sentences your parsing code expects.
Price and availability
This is a dual-module bundle, and pricing can vary. Check the current listing for the latest cost and shipment options by following the button below.
FAQ
What baud rate does the GT-U7 GPS module use?
The module is designed around a 9600 baud output setting. If you are using a different module configuration or breakout variant, confirm the actual default baud rate before configuring your firmware.
Is this GPS module compatible with NEO-6M software?
It is intended to be software-compatible with NEO-6M workflows, so many NEO-6M-style serial parsing setups will transfer well.
Do I need the PPS pin?
No. PPS is optional. It becomes useful when your project needs pulse-per-second timing, and PPS behavior typically depends on achieving a valid GPS fix.
Will it work indoors?
You can try it indoors, but indoor use and bad weather will affect accuracy and how quickly you get a reliable fix. For best results, use it where the antenna has an open view of the sky.
Does the included antenna matter?
Yes. Using the included IPEX antenna and placing it well in your project enclosure can make a noticeable difference, especially for high-sensitivity modules that still need a workable sky view to lock.
Specifications
| Product Title | 2 Pack GT-U7 GPS Module Satellite Navigation Positioning GPS Receiver Drone Microcontroller Compatible with NEO-6M 51 Microcontroller STM32 Arduino UNO R3 |
|---|---|
| Category | Electronics > GPS, Finders & Accessories > GPS System Accessories > Antennas |
| Brand | MakerFocus |
| Manufacturer | MakerFocus |
| Model Name | GT-U7 |
| Compatible with Vehicle Type | Car, SUV, Truck |
| Additional Features | High Sensitivity, Low Power Consumption, Miniaturization |
| Connectivity Technology | USB |
| Map Types | Satellite |
| Mounting Type | Panel Mount |
| Display Type | LED |
| Human-Interface Input | Buttons |
| Compatible Devices | Smartphone |
| Control Method | Push Button |
| Are Batteries Included | No |
| Supported Satellite Navigation System | GPS |
| Built-In Media | 2 x GT-U7 GPS Module, 2 x IPX antenna |
| Warranty Description | No Warranty |
| Vehicle Service Type | Car, SUV, Truck |
| Special Feature | High Sensitivity, Low Power Consumption, Miniaturization |
| Map Type | Satellite |
| Included Components | 2 x GT-U7 GPS Module, 2 x IPX antenna |
| Human Interface Input | Buttons |
Available variants
Size
- 1
- 2
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