Shopping List
A shopping list for your Open Mower build.
If you make a purchase through the links marked with an Asterisk (*), I may earn a small commission at no extra cost to you. Thank you for supporting this project!
Warning
Read this first: Important InfoParts for the Robot and the Charging Station
| Name | Description | Quantity Required | Source Link | Notes |
|---|---|---|---|---|
| Mower (YardForce Classic 500(B)) | The mower to modify. | 1 | Amazon* | Check the Compatible Mowers |
| Open Mower Hardware Kit | The electronics we will mount inside the robot and the charging station. Also includes goodies to make stuff easier to mount. | 1 | Vermut’s shop | Alternatively you can source and solder most of these parts yourself. Check the repositories in the Links section for PCB designs and BOMs. |
| Ardusimple RTK2B GPS + Antenna | Positioning system for the robot | 1 | ArduSimple | |
| Raspberry Pi 4 | The brain of the robot. RAM: 2GB+ for running the software 4GB+ for development | 1 | RPi Locator | Yes, it has to be the Raspberry Pi 4, because we need all the UARTs. |
| µSD Card | The absolute minimum capacity you should buy is 16GB. But better buy a 32GB one | 1 | Amazon* or your local hardware store | A Gucci option would be a RasPiKey |
| Optional: | Optional: | |||
| USB Wi-Fi Dongle | For better Wi-Fi reception | 0 | Check for Linux Support | |
| Left-Angle USB adapter | If you want to keep Wi-Fi dongle inside the mower. RPi USB is really close to the mower side wall | 0 | Amazon* or your local hardware store | The kit contains the wire to connect external USB port. That may be enough if Wi-Fi dongle is waterproof. |
Parts for the GPS Base Station
Info
You only need a GPS base station if you don’t have access to an external NTRIP service. There are multiple free services available, so check before buying this.| Name | Description | Quantity Required | Source Link | Notes |
|---|---|---|---|---|
| Raspberry Pi + SD Card + Power Supply | You can basically use any Raspberry Pi for this. No special requirements. | 1 | RPi Locator | |
| Ardusimple RTK2B GPS + Antenna | Positioning system for the base station | 1 | ArduSimple |
For the setup check the GPS Base Setup Guide
Last modified April 24, 2025: Add disclaimer regarding affiliate links (614d398)