8 channel relay board case
thingiverse
remixed 8 channel relay board case for these red relay boards where you can change high/ low active.
Download Model from thingiverse
With this file you will be able to print 8 channel relay board case with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on 8 channel relay board case.