H2FLY HY4 - program supplier guide | Airframer

H2FLY HY4

In production

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Overview Supply chain (2) Downloads

Experimental hydrogen fuel cell powered aircraft.

Photo: H2FLY

Lift type

Fixed wing

Construction

Factory-built

Control

Piloted

Engine type

Electric

Application

Experimental

Design & construction

Primary structure

Composite

Wing

Composite

Landing gear

Retractable tricycle

Ice protection

None

Pressurisation

Unpressurised

Flight controls

Mechanical

Avionics architecture

Standalone glass

Environmental control

None-unpressurised

Wing position

Low

Planform

Straight

Tail

Conventional

Certification

Experimental-LSA

Minimum crew

Composite wing (primary structure) Primary Composite fuselage (primary structure) Primary

Technical reference compiled with AI research; a value appears only where two independent research passes and a web fact-check agree. Gaps are deliberate.

A deeper insight into the H2FLY HY4

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Type variants

Variant	Launch / first flight	Production end	Notes
H2FLY HY4	2017 / 2016		Twin fuselage, two-seater demonstrator aircraft.

Airframer

Pipistrel d.o.o.	News	Uses Pipistrel Taurus G4 airframe.
H2Fly GmbH	News

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Program milestones 11 dated events

The program’s dated history — milestones, contracts, supplier selections and facilities, each linked to its source. Log in to view.

Information on this page is compiled from a variety of published sources; links do not necessarily imply recommendation or confirmation by the airframe manufacturer.