This water cooled proton exchange membrane fuel cell (PEMFC) stack provides a nominal 1000W of electrical power. It can be operated with dry or humidified reactants (ultra-pure hydrogen for anode and air for cathode). The stack includes cell voltage monitoring function to monitor each cell voltage.

Technical Specifications

Physical:

✔ Type of fuel cell: PEMFC
✔ Number of cells: 17
✔ Dimension (W x H x D): 242 x 200 x 150 mm
✔ Weight: ~13 kg

Performance:

✔ Peak Power: 1 kW
✔ Rated current: 80 Amps @ 13 V
✔ DC Voltage: 10 - 17 V

Fuel:

✔ Composition: 99.99% dry H2
✔ Stoic: 1.3
✔ Optimal inlet pressure: 0 - 0.4 bar

Oxidant:

✔ Composition: Air
✔ Stoic: 2.2
✔ Optimal inlet pressure: 0 - 0.4 bar

Operation:

✔ External temperature: 5 - 35 deg C
✔ Maximum operational stack temperature: 65 deg C
✔ Humidification: Self-humidified
✔ Cooling: Water
✔ Relative humidity: 100% RH

Stack Performance:

The following polarization curve is an examplary performance for this stack.

A typical lead time of 6 - 8 weeks to be expected for this product.

PEM Fuel Cell Stack Specifications
MEA Active Area	200 cm2
Number of Cells in the Stack	17
Rated Power	1 kW (or 1000 W) at 0.4 A/cm2 current density
Rated Output Voltage per Cell	~0.751 V
Size (W x H x D)	242 x 200 x 150 mm
Weight	13 kg
Number of Stacks in the Product	1
Stack Inlet/Outlet Ports	Anode In/Out (1/2” fitting) Cathode In/Out (3/4” fitting) Cooling In/Out (3/4” fitting)
Leak Test	Test conditions: Supply pressure (25 kPa) External leak: 0 - 0.030 kPa Internal leak: 0 - 0.500 kPa Coolant leak: 0 - 0.030 kPa
Stack Testing Temperature	65 deg C
Stack Testing Pressure	Ambient (unpressurized)
Anode/Cathode Stoichiometry During Testing	1.3 / 2.2
Anode/Cathode Relative Humidity (RH) During Testing	100% / 100%
Anode/Cathode Reactants During Testing	Anode: H2 Cathode: Air