Sigtronics SPA-400 Panel-Mount Intercom
TSO'd four-place panel-mount intercom, made in the USA.

Mode C transponder, part number 066-01143-0601.
The MST-67A is a remote-capable Mode A/C transponder used across corporate and commuter installations. Listed here by its full part number so it can be matched exactly to an existing installation rather than guessed at. Sold as a used unit. It is not an ADS-B Out solution on its own, so tell us what the aircraft needs to meet current equipment requirements.
| Model / part | 066-01143-0601 |
|---|---|
| Category | Avionics |
| Availability | In stock |
Price for this specific unit. Shipping, export paperwork and any applicable duties are quoted separately. Request a quote to confirm availability and total cost for your location.
Fitment, part numbers, approvals and price are confirmed against your aircraft’s documentation before anything is quoted. Nothing on this page is an approval or certification claim.