Do you sell TR-808 start/stop switches? August 01, 2020 16:20 Updated Sorry, we do not sell any replacement switches for the TR-808. Related articles When will Quicksilver 808 be available? Do you offer musician discounts, need beta testing or offer units for reviews? When will Engine be available? Where can I buy a replacement MIDI dongle for Quicksilver? When will the CV expansion for Engine be available?