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GPU Ground Power Unit
Tethered Drone Solution Ground Power Unit

Intelligent Ground Control Station

Intelligent ground control station provides cable with tension control to the tethered drone unit with power and data transmission.

  • Tether Voltage Drop Compensation
  • Fiber Optics Data Transmission
  • Intelligent Tension Controlled Spool
  • Interchangeable Spool Mechanism
  • Back-up Battery System
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Zenith Our Tethered Aerial Vehicles (TAVs) utilize the Zenith Aerotech-designed Ground Power Unit to convert 120- or 240-volt AC power into high-voltage DC power. Power is then transmitted to the TAV through a high-strength, abrasion-resistant power supply cable, or tether.

The GPU houses interchangeable tether spools in varying lengths up to 400 feet and utilizes an automated tether management system, allowing the operator to focus their full attention on operating the TAV and sensors.

This unit supports any of Zenith Aerotech’s TAVs, and can be paired with third-party unmanned aerial vehicles. This allows the user to get the most out of already purchased platforms by giving them an added long-endurance capability.

zenith aerotech tethered drone ndaa compliance
Zenith Aerotech Tethered Drone Systems

Reliable Solutions for Critical Applications

100+ hrs Proven Endurance

Zenith Aerotech, a leading developer of heavy-lift tethered drones, announced that, over the span of a week,

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Counter Drone Capabilities

Tethered drones are being used as counter-drone solutions, offering a unique and effective approach to detect

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Ease of Operation

With using Zenith QGC software, one button take off and landing operation. Once the system checks are comp

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No RF Emission

All telemetry, sensor and control data is transmitted over F/O line in the tether, resulting in no RF interfe

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Reliable and Safe Operation

Back-up Battery Zenith tethered drone system has a back up battery both in drone and ground station, if an

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Variable Height Antenna

Tethered drones are increasingly being used as variable height antenna and radio relay systems, offering a un

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100+ Hours Test Proven Endurance

Unique Functions

Power Compensation

Zenith ground station compensates the voltage drop occured through the cable in order to carry high payloads in higher altitudes.

Interchangable Spool

Zenith ground power unit has an interchangeable spool which operator can easily change the spools even on the field.

Made in U.S.A

All Zenith tethered drone systems are made in U.S.A. and they are NDAA compliant. Our products are widely used by government customers.

F/O Data Transmission

Zenith ground power unit provides data transmission through fiber optics which eleminates RF signature.

Back-up Battery

Both Zenith ground power unit and tethered drones have back-up batteries, on a power loss, drone lands itself and GPU reels the cable in.

Tension Controlled Spool

Tension controlled spool lets the cable out when drone is ascending, reels the cable in when drone is descending autonomously.

Techical Specs

400

Cable Length (ft)

108

Proven Flight Endurance (hr)

60

Weight (lbs)

3500

Ground Power (w)

Box Dimensions31.3 x 20.4 x 15.5″ / 79.5 x 51.8 x 39.4 cm
Weight70 lbs (31.7 kg)

Input Voltage180-264 VAC (with Quad8)
85-264 VAC (with QuadL)
Input Frequency47-63 Hz
Input Power3500W Quad 8
1800W Quad L

Cable LengthUp to 400 feet
Conductor Cables2 x 22 AWG Mil-Spec M22759/19
Fiber Optic1 x Singlemode
Voltage Rating600V

Tether Voltage (ground side)400-500V (Compansated)
Tether Voltage (drone side input)400V (Regulated from ground)
Drone Voltage50V

Setup TimeLess than 5 minutes
PortabilityTelescopic handle and wheels
Back Up Battery12V 5Ah Back Up Battery
ReelAuto tension reel mechanism

Connectors1x Rj45 for communication
1x USB for charging
1x USB for debug

Tethered Drone Applications and use Cases

Application Areas

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Variable Height Antenna

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Persistent Surveillance

Tethered drones are being used as persistent surveillance systems, off

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Law Enforcement

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Emergency/Disaster Response

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Counter Drone Solutions

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Border Security

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