Hydrogen Fuel Cell Product
A PEM fuel cell power system: a compressed graphite-plate stack of MEAs, air supply with humidification, hydrogen feed with recirculation, liquid thermal management, and DC-DC power electronics under a sealed control unit. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
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Bill of materials
8 top-level lines · 54 rows shown · 1,304 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Fuel Cell Stack 7 parts | hydrogen-fuel-cell-stack | 1× | 1 | 1,218 | assembly |
| 1.1 | Membrane Electrode Assembly 3 parts | hydrogen-fuel-cell-mea | 200× | 200 | 5 | assembly |
| 1.1.1 | Proton-Exchange Membrane | hydrogen-fuel-cell-pem-membrane | 1× | 200 | — | part |
| 1.1.2 | Platinum Catalyst Layer | hydrogen-fuel-cell-catalyst-layer | 2× | 400 | — | part |
| 1.1.3 | Gas Diffusion Layer | hydrogen-fuel-cell-gdl | 2× | 400 | — | part |
| 1.2 | Bipolar Flow-Field Plate | hydrogen-fuel-cell-bipolar-plate | 200× | 200 | — | part |
| 1.3 | O-Ring Set | oring-set | 4× | 4 | — | part |
| 1.4 | End Plate | hydrogen-fuel-cell-end-plate | 2× | 2 | — | part |
| 1.5 | Tie Rod | hydrogen-fuel-cell-tie-rod | 8× | 8 | — | part |
| 1.6 | Current Collector | hydrogen-fuel-cell-current-collector | 2× | 2 | — | part |
| 1.7 | Fastener Set | fastener-set | 2× | 2 | — | part |
| 2 | Air Supply Subsystem 4 parts | hydrogen-fuel-cell-air-subsystem | 1× | 1 | 26 | assembly |
| 2.1 | Air Filter | hydrogen-fuel-cell-air-filter | 1× | 1 | — | part |
| 2.2 | Air Compressor 3 parts | hydrogen-fuel-cell-air-compressor | 1× | 1 | 23 | assembly |
| 2.2.1 | Blower Motor | blower-motor | 1× | 1 | — | part |
| 2.2.2 | Stator Assembly 3 parts + deeper › | stator-assembly | 1× | 1 | 3 | assembly |
| 2.2.3 | Rotor Assembly 4 parts + deeper › | rotor-assembly | 1× | 1 | 19 | assembly |
| 2.3 | Membrane Humidifier | hydrogen-fuel-cell-humidifier | 1× | 1 | — | part |
| 2.4 | Mass Flow Sensor | hydrogen-fuel-cell-mass-flow-sensor | 1× | 1 | — | part |
| 3 | Hydrogen Supply Subsystem 4 parts | hydrogen-fuel-cell-h2-subsystem | 1× | 1 | 4 | assembly |
| 3.1 | Pressure Regulator | hydrogen-fuel-cell-pressure-regulator | 1× | 1 | — | part |
| 3.2 | Pressure Sensor | pressure-sensor | 1× | 1 | — | part |
| 3.3 | Recirculation Pump | hydrogen-fuel-cell-recirc-pump | 1× | 1 | — | part |
| 3.4 | Relay | relay | 1× | 1 | — | part |
| 4 | Thermal Management Subsystem 5 parts | hydrogen-fuel-cell-thermal-subsystem | 1× | 1 | 26 | assembly |
| 4.1 | Coolant Pump 2 parts | hydrogen-fuel-cell-coolant-pump | 1× | 1 | 22 | assembly |
| 4.1.1 | Stator Assembly 3 parts + deeper › | stator-assembly | 1× | 1 | 3 | assembly |
| 4.1.2 | Rotor Assembly 4 parts + deeper › | rotor-assembly | 1× | 1 | 19 | assembly |
| 4.2 | Radiator | hydrogen-fuel-cell-radiator | 1× | 1 | — | part |
| 4.3 | Coolant Deionizer | hydrogen-fuel-cell-deionizer | 1× | 1 | — | part |
| 4.4 | Thermostat Valve | hydrogen-fuel-cell-thermostat | 1× | 1 | — | part |
| 4.5 | Heating Element | heating-element | 1× | 1 | — | part |
| 5 | Power Electronics 3 parts | hydrogen-fuel-cell-power-electronics | 1× | 1 | 7 | assembly |
| 5.1 | DC-DC Converter Board 4 parts | hydrogen-fuel-cell-dcdc-board | 1× | 1 | 4 | assembly |
| 5.1.1 | Bare PCB | pcb-bare | 1× | 1 | — | part |
| 5.1.2 | Microcontroller | mcu | 1× | 1 | — | part |
| 5.1.3 | SMD Passive (R/C/L) | smd-passives | 1× | 1 | — | part |
| 5.1.4 | Power Inductor | hydrogen-fuel-cell-power-inductor | 1× | 1 | — | part |
| 5.2 | Relay | relay | 2× | 2 | — | part |
| 5.3 | HV Busbar Set | hydrogen-fuel-cell-hv-bus | 1× | 1 | — | part |
| 6 | Fuel Cell Control Unit 7 parts | hydrogen-fuel-cell-control-unit | 1× | 1 | 15 | assembly |
| 6.1 | Compute SoC Module | soc-module | 1× | 1 | — | part |
| 6.2 | Microcontroller | mcu | 1× | 1 | — | part |
| 6.3 | SMD Passive (R/C/L) | smd-passives | 1× | 1 | — | part |
| 6.4 | Bare PCB | pcb-bare | 1× | 1 | — | part |
| 6.5 | Hydrogen Leak Sensor | hydrogen-fuel-cell-h2-leak-sensor | 1× | 1 | — | part |
| 6.6 | Temperature Sensor | hydrogen-fuel-cell-temp-sensor | 4× | 4 | — | part |
| 6.7 | Connector | connector | 6× | 6 | — | part |
| 7 | Enclosure 4 parts | hydrogen-fuel-cell-enclosure | 1× | 1 | 7 | assembly |
| 7.1 | Housing Shell | hydrogen-fuel-cell-housing-shell | 1× | 1 | — | part |
| 7.2 | Blower Motor | blower-motor | 1× | 1 | — | part |
| 7.3 | O-Ring Set | oring-set | 2× | 2 | — | part |
| 7.4 | Fastener Set | fastener-set | 3× | 3 | — | part |
| 8 | Wire Bundle | wire-bundle | 1× | 1 | — | part |
Sourcing — likely vendors
Companies that make this · indicative price $100–$20M · MOQ & lead are typical| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
| 🇩🇰Vestas vestas.com ↗ | Aarhus, DK | Wind turbines | 500 units | 12–24 wks |
| firstsolar.com ↗ | Tempe, US | PV modules | 500 units | 12–24 wks |
| 🇨🇳LONGi longi.com ↗ | Xi'an, CN | Solar wafers & modules | 500 units | 12–24 wks |
| enphase.com ↗ | Fremont, US | Microinverters & storage | 500 units | 12–24 wks |
| 🇨🇳Sungrow sungrowpower.com ↗ | Hefei, CN | Solar inverters & storage | 500 units | 12–24 wks |