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N781EXSonex Aircraft ONEX · 2025

ExperimentalRotax 912ULSTucson, AZ

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N781EX is a 2025 Sonex Aircraft ONEX. It is a fixed-wing single-engine aircraft with 1 seat, powered by a Rotax 912ULS rated at 100 horsepower. The registration is active, with the registrant based in Tucson, AZ. Its experimental airworthiness certificate was issued in Aug 2025. It has been registered to its current owner since May 2025.

1 year old
1 of 81 Sonex Aircraft ONEX
No NTSB events on record

More like this:Sonex Aircraft ONEX Aircraft in Arizona Experimental

2025

FAA record · Aug 2025 · Airworthiness

Special Airworthiness Certificate issued — Experimental

Manufacturer: Sonex Aircraft. Model ONEX. Serial ONX 0040.

FAA record · May 2025 · Registration

Registered to current owner

Registrant based in Tucson, AZ.

That's everything on file so far — TailWiki checks the FAA registry daily and adds new entries as N781EX's record changes.

Aircraft

ManufacturerSonex Aircraft

ModelONEX

Year2025

CategoryExperimental

TypeFixed-wing single-engine

SerialONX 0040

EngineRotax 912ULS

Horsepower100

Seats1

BasedTucson, AZ

RegistrantIndividual

Safety record

No NTSB accidents or incidents on record

Checked against the public NTSB aviation database.

Registration history

2025 — present

Registered owner · Tucson, AZ

Aug 2025

Airworthiness certificate issued

Owner locations generalized to city/state for privacy. Ownership lineage grows as TailWiki tracks daily FAA updates.

View earlier registration history

TailWiki has tracked this tail since Aug 2026. The FAA registry is a snapshot, not a history — earlier owners aren't in the public record. TailWiki reconstructs ownership changes by watching daily FAA updates going forward, so this section fills in the longer TailWiki runs.

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