Specifications


Rated/Gross Power
25/30W
Rated/Gross Current
4.2/5A
Voltage Output
6-9VDC
Start-up time
5s
Operating Ambient Temp.
(0,40]°C
Operating Altitude
1500m AGL
System Weight
360g
Max Dimension
95 × 76 × 85mm

Fuel Supply


Hydrogen Gas
Dry, 99.999% purity
Delivery Pressure
0.3-0.35 barg (4-5 psig)
Fuel Consumption
0.3L/min
Gas Tubing
Silicon, ID 4mm
Purge Control
Automated periodic purge via solenoid valve

Electronic Controller


Processor Board
Mini V1.0
PCBA Dimension
70 × 60 × 30mm
PCBA Weight
56g
Output Connector (Stack)
Banana test connector receptacle and plug
Output Connector (Load)
Terminal block, 20A,12-22AWG
External Power Requirement
5V, 0.5A

Protium-25

open cathode
air cooled
graphite bi-polar plates

What’s in the Box


  • 10-cells graphite plate fuel cell stack
  • Electronic controller
  • Purge solenoid valve, gas connectors and gas tubing
  • Cooling fan with fan casing
  • Stack power output and load connectors