
Piper PA-34-220T Seneca III
OK-SANTwo GI 275 instruments and a GTN 650Xi tied into the existing autopilot.
- Aircraft
- Piper PA-34-220T Seneca III
- Scope
- Avionics · Navigation
- Year
- 2022
- Location
- Kunovice, Czechia
A Seneca III received a GI 275 as PFD connected to the existing KFC 200 autopilot, a second GI 275 as HSI and a GTN 650Xi navigator, with an AirTraffic AT-1 for traffic awareness. The circuit-breaker panel was reworked to match.
Installed equipment
- AirTraffic AT-1 traffic system
- Garmin GTP 59 OAT sensor
- GPS WAAS antenna
Quick view

Standby instruments
Garmin GI 275
Electronic instrument for primary or standby attitude, airspeed and altitude, with an autopilot interface.
Panel and production
- Circuit-breaker panel modified
Certification and paperwork
- Pitot-static check and IFR testing
- Electrical load change calculation
- Magnetic compensation
- Weight and balance check
Project photos
From the owner
“I was satisfied with the installation, the procedure and the cooperation of the whole team, the resulting effect of the avionics is fantastic, which will make it easier for me to better navigate all the control systems and coordinate the whole flight.”
Want the same for your Piper PA-34 Seneca?
See the upgrade paths, starting prices and typical downtime for your type, or talk to our sales team directly.
from €30,000 excl. VAT

Tell me what you want from your new panel and I will put together the right package for your aircraft.
Magdaléna Ševčíková
Sales Director, MRO




