
A NEW VENTURE BEGINS
Zepher’s record of innovation and on-time, quality product manufacturing comes to UAS development.
Join our mailing list to be notified of the latest developments.
A New Generation of VTOL Fixed-Wing UAS
Zepher Flight’s ‘Z1’, a hydrogen-electric Group 2 VTOL UAS, features reduced acoustic signature, extended endurance and reliability, improved life-cycle costs, and increased operability in austere environments.

Features
Characteristics
Maximum Takeoff mass: 25kg
Maximum Payload mass: 5kg
Wingspan: 4m
Ideal Loiter Speed: 40-50 kts
Endurance: 12+ hours
Combat Range: 480-640nm
Propulsion System: 1,000W+ hydrogen fuel cell
VTOL Capability
Variable-pitch propeller combined with widely-spaced VTOL motors will enhance controllability while landing in challenging conditions and on moving platforms.
Additional Payloads
Mechanical, electrical, and signal connections are located around the aircraft for additional mission payload integration. The Z1 is designed to US SOCOM Mod Payload standards.
Modularity
Airframe and payload modules will be quick-releasable for changing system configuration and performing maintenance. The Z1 is modular in mechanical and avionics architectures.