Aural warning box


1 to 433

Estimated labor hours:

8 labor hours

Concerned models:

TBM 850

TBM 700C

TBM 700B

TBM 700A

SB Reference:


Reference to order:

Parts as per SB

Aural warning box


Benefit from the latest enhancement for your TBM


A major safety improvement replacing the A20 Alert Tone Generator.

This new device replaces the existing audio tone warnings with spoken alerts: "Stall" "Landing gear" and "Overspeed."

Additionally, it provides the "Use oxygen mask" alert for cabin altitude.


Read the article