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A1

The A1 is a Wingless eVTOL aircraft developed by Assen Aeronautics in Miami, United States. It is currently in the Scaled Prototype phase. The A1 aircraft has a capacity of one (1) occupant. For more information on this aircraft, see their website.

Last updated on February 24th, 2025.

Characteristics

General
Name	A1
Company	Assen Aeronautics
Industry	Start-ups
City	Miami
Country	United States
Primary Classification	Wingless
Secondary Classification	Wingless
Tertiary Classification	Personal Flying Device
Energy Source	Hybrid-Electric
Capacity	1 seat
Pilot type	Piloted
Announced	July 2018
First (Unmanned) Flight
First (Manned) Flight
Design Maturity	Scaled Prototype
Official Website	http://assen.aero

Geometry
Length	3.1 m
Height
Span	2.7 m
Wing Configuration
Wing sweep?

Seating

Seating Configuration	1 seat
Passenger Seat Rows
Seats per Row
Separated pilot seat?	Yes
Seating Layout	Standard

Performance
Max Take-off Weight (MTOW)	210 kg
Operating Empty Weight (OEW)	114.8 kg
Payload	95.3 kg
Battery Mass
Cruise Speed
Max Speed	54.8 kt
Range
Endurance	55 min
Cruise Altitude
Max Altitude	4000 m
Thrust	2.7 kN
Power Available	57 kW

Propulsors
Propulsor Type	Fan
Propulsor Layout
Total Number of Propulsors	3
Propulsors in Cruise	3
Propulsor in Hover	3
Individual Propulsor Thrust
Individual Propulsor Power	19 kW

Electric Energy
Battery Capacity	12.8 Kwh
Battery Power
Battery Density
Battery Current
Battery Voltage
Battery Chemical System
Battery Charge Time	40 min
Battery Charge Rate
Charging Voltage

Maneuverability
Wheeled Ground Taxi?	No
Independent Ground Taxi?
Conventional Landing?
Amphibious?