8 HP


32 MM




The 881 is an 8 HP expander module designed specifically for the 880 Eurorack drum machine.  Use it to trigger the 880’s drum instruments with external trigger signals.  It also expands the DIN Sync24 interface and provides a MIDI OUT jack.


  • Trigger inputs for all instruments
  • Instrument Select Input for dual instruments (toms/congas, rimshot/claves)
  • Global Accent Input
  • MIDI DIN output (clock only)
  • DIN SYNC24 input/output
  • RUN/STOP and CLOCK inputs/outputs

Download User Guide

For firmware 1.1.3

For firmware 1.1.4


Please note that we usually prepare items for shipping on the weekend, so your item will ship the week following your order. We will contact you if there is a delay in shipping your order. Prices are in US dollars ($USD).

USA and INTERNATIONAL ORDERS: please include a phone number with your order, it is required for the customs declaration.

Our modules are manufactured in Toronto, Canada using local labor for panel fabrication, robotic circuit board assembly and final hand assembly and testing.