IN THE AIR

Fly Lighter. Fly Longer.

THE LIGHTEST

LONG ENDURANCE SYSTEMS
FOR ELECTRIC FLIGHT

We have been developing and integrating high performance and ultralight electric power systems for UAVs and drones worldwide. With our unique and advanced expertise in R&D for the Defense industry, we are now deploying our technology for commercial applications. We offer a wide range of products and configurations, giving various possibilities for UAV and drone manufacturers to opt for the most suitable and best-in-class power systems based on field operations constraints and requirements.

AEROPAK SERIES

HYBRID FUEL-CELL INTEGRATED SYSTEMS
SUITABLE FOR 5kg - 50kg FIXED-WING UAVS

AEROPAK-G

COMPRESSED HYDROGEN GAS

The AEROPAK-G system integrates high pressure compressed hydrogen gas bottles using our specially developed connectors.

Capacity 2L to 20L

Internal pressure from 300 bar to 350 bar

High specific energy

Lowest fuel cost

Field refilling station available soon

AEROPAK-L is an energy dense power supply solution enabled by compact, ultra-light fuel cells, which uses a hydrogen-rich liquid chemical fuel as feedstock.

Hydrogen on-demand

450 Wh/kg​ to 675 Wh/kg​ at system's level

Software-controlled hydrolysis system

Progressive fuel consumption

AEROPAK-L

LIQUID CHEMICAL HYDRIDE

AEROPAK-S

SOLID CHEMICAL HYDRIDE

AEROPAK-S is a high performance solid hydrogen on-demand cartridge system that offers a theoretical 14% hydrogen storage weight content, and yields a practical 7%.

High-end use

Hydrogen on-demand

Up to 700 Wh/kg at system's level

No catalyst required

A 250

A 500

A 1000

AEROSTAK

WORLD'S SMALLEST & LIGHTEST FUEL CELL STACK
STANDARD SIZES AND POWER CONFIGURATIONS

HES Energy Systems has the capability to design and integrate ultralight fuel cell stacks in the range of 10W to 2kW. These stacks have been tested in labs and in the field for hundreds of hours worldwide in the last 10 years. AEROSTAK is a complete power device that includes a PEM Fuel Cell stack, aerospace-grade control electronics, resistant-to-shocks casings with integrated air cooling fans and LiPo-compatible hybrid electronic cards.

A 250

A 500

A 1000

RATED POWER: 250 W

DIMENSIONS:

110 mm x 120 mm x 124 mm

SYSTEM WEIGHT: 730 g

RATED POWER: 500 W

DIMENSIONS:

194 mm x 105mm x 166 mm

SYSTEM WEIGHT: 1400 g

RATED POWER: 1000 W

DIMENSIONS:

194 mm x 127 mm x 185 mm

SYSTEM WEIGHT: 1770 g

Do you want to know more about our AEROSTAK Series? 

Download the brochure with all the specifications.

ACCESSORIES

ADD EFFICIENCY TO YOUR SYSTEM
WITH OUR CYLINDERS AND PRESSURE REGULATORS

PRESSURIZED CYLINDERS

HIGH ENERGY DENSITY OUTCOME
2  TO 20 LITERS H2 GAS STORAGE

For our standard cylinders up to 350 bar:

For our 300 bar cylinders, with special EN12245 certification:

PRESSURE REDUCERS

300 BAR TO 0.55 BAR
IN 250 GRAMS ONLY

BOOSTER PUMP

300 BAR OUTPUT PRESSURE
COMPATIBLE WITH OUR CYLINDERS

ALL INCLUSIVE STARTER KIT

FOR DRONE AND ROBOT INTEGRATION

Pressure Reducer

Fuel Cell Stack 

Cylinder

Optional Booster Pump

SPECIAL DISCOUNT AVAILABLE

FOR UNIVERSITIES AND RESEARCH INSTITUTES

CONFIGURATOR

FIND THE AEROSTAK &  GAS STORAGE
THAT IS BEST FOR YOU
 

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HES designs, manufactures, and commercializes the world's lightest fuel cell systems for aerial mobility and autonomous devices in the field.

HES was founded in Singapore in 2009 and now spans the globe with offices in France and the United States.

GLOBAL- HQ

 

HES Energy Systems

67 Ayer Rajah Crescent
#03-23/24
Singapore 139950

 

Tel : +65 6259 2033

 

hthakar@hes.sg

EUROPE

HES Energy Systems

c/o H3 Dynamics SARL

#17 Rue Hoche

92240 Malakoff, France

bertrand@hes.sg

AMERICAS

 

HES Energy Systems

9701 Brown Ln.

Austin, TX 78754

contact@hes.sg

HES is a subsidiary of

CONTACT US

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