Fuel cell stack
DP-S-46

DP-S-46 picture.jpg
 
 

Features

  • Lightweight and sturdy metallic fuel cell
  • Peak output of up to 24W per cell
  • Configurable cell count from 20 to 50 cells
  • Proven compatible with chemical hydrogen generator and pressurized gas supply
  • Minimal balance-of-plant and controls required
  • Easily integrated
  • Ideal for hybridization with battery and/or supercapacitors to meet peak power requirements
  • Low thermal signature
  • Quiet operation
  • Zero harmful emissions

 

Potential applications

  • Fixed-wing and multi-rotor drones
  • Backup power
  • Off-grid power
  • Two- and four-wheel mobility systems
  • Range extender
 

DP-S-46 specifications

Technology

Polymer Electrolyte Membrane fuel cell

Stack performance

Number of cells per stack

20 to 50

Rated stack power1

390 to 975W at 30A

Peak stack power2

480 to 1200W at 40A

Stack dimensions

Width

120mm

Depth

60mm

Height

51mm to 108mm

Stack mass

-

484 to 784g

Environment

Stack

5 to 50oC ambient temperature

System

-20 to 50oC ambient temperature

Start-up time

~5s

Altitude

0 to 4000m3

Fuel

Composition

Pure hydrogen, conform to SAE J2719

Supply pressure

2 bar

Flow rate

0.25 slpm/cell at rated current

Inlet connection

Barb connector for 1/8’’ tubing4

Orientation

-

Any

 

1 At beginning of life conditions.

2 Up to 10 mins depending on system design.

3 De-rating occurs above 1000m.

4 Configurable upon request.

Specifications subject to change without notice.

 

DP-S-46 standard configurations

Cell number

Rated/peak power

(W)

Rated/peak power voltage

(Vdc/Vdc)

Fuel flow at rated power

(slpm)

Mass

(g)

Dimensions

(mm)

Rated power density

(W/kg)

20

390 / 480

13 / 12

5

484

60 x 120 x 51

805

35

683 / 840

22.7 / 21

8.8

634

60 x 120 x 79

1077

50

975 / 1200

32.5 / 30

12.5

784

60 x 120 x 108

1243