Skip to content
Kit orders placed today ship within 🟢 2-3 business days

Romeo 40% Kit (Black/White)


Build your very own custom 40% keyboard from scratch!

Easy to solder, uses only through-hole components.

Read more…


  • Soldering

    If you feel a bit uncomfortable soldering the USB-C socket, we're happy to do it for you.

Product total

Options total

Grand total

SKU: N/A Categories: , Tag:

Romeo 40% Staggered Through-Hole Keyboard Kit

Designed by Bryan a.k.a. coseyfannitutti of

Build your very own compact custom keyboard from scratch!

  • Staggered 40% layout
  • Easy to solder, uses only through-hole components
  • The only slightly tricky part to solder is the USB-C connector. If you feel a bit unsure, I can solder it for you for a small extra.
  • Includes a FR4 switch plate
  • Lead-free tinned finish, black/white solder mask

You can download the build guide here.

Kit includes:

  • Main PCB
  • FR4 switch plate
  • Bottom plate
  • All electronic components
  • Controller flashed with USBaspLoader bootloader
  • Brass standoffs and screws
  • Acrylic cover

Available optional extras:

  • Aluminium cone feet

Kit does not include:

  • Switches, stabilizers
Weight 0.26 kg

Black, White


There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.

Product Enquiry

Sorry, we're currently unable to ship to Israel 🇮🇱🧡
🟠 Reopening on Wed 10 May. Thanks for your patience! 🟠