Gaggiuino V4 PCB Kit For GAGGIA CLASSIC (INCLUDING PRO, EVO & E24) – 4.3″ Screen – GEN3.5 (2026)

Description

This kit includes nearly everything needed to install Gaggiuino on a compatible Gaggia Classic, including Classic Pro, Evo and E24 models.

Please check machine compatibility here before ordering.

The supplied low-voltage wiring loom makes connecting the pressure sensor, touchscreen, SSR and switch panel simple plug-and-play work. You will need to fabricate the high-voltage wiring required for your installation.

PCB AND SCREEN ARE PRE-PROGRAMMED

Kit includes

• Official Gaggiuino V4.0 PCB – STM32U585
• 4.3-inch Gen3.5 (2026) touchscreen
• Low-voltage wiring kit: screen, SSR and switch-panel cables
• Pressure sensor with custom quick-connect harness
• K-type M4 thermocouple
• 40DA solid-state relay (SSR)
• USB ST-Link programming tool
• CNC-machined pressure tap block
• Pressure sensor fitting
• M5 pressure-block fitting
• 8 cm PTFE pipe – enough material for two fitting attempts
• 2 × red pressure-block O-rings
• 2 × white pressure-sensor O-rings
• 2 × M5 × 25 stainless-steel socket-head screws

Optional extras

• Dual Scales PCB: Required only when adding physical scales to your build. Includes a populated dual-HX711 board; load cells are not included.
• ToFnLED Kit: Adds water-level monitoring and an RGB status LED.

Installation and additional parts

Installation guidance is available in the official single-board installation guide.

3D-printed parts are not included. The official supplier is EspressIO.

Important: PCB colour may vary; current stock is blue. Product photographs are illustrative, and the exact appearance of supplied components may vary between batches.