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

Compact electronic flight information system with backup battery.
The EFIS-D10A gives attitude, airspeed, altitude and heading on a single compact screen with its own internal backup battery, making it a popular primary display in experimental aircraft and a backup elsewhere. Sold as a used unit; approvals depend entirely on the aircraft category, so tell us what you are fitting it to.
| Model / part | D10A |
|---|---|
| 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.