Apollo Fuel Cell
Each of the fuel cell power plants contain 31 separate cells connected in series. Each cell has hydrogen and an oxygen compartments and electrodes, which in combination produce 27 to 31 volts. Normal power output for each power plant is 563 to 1420 watts, with a maximum of 2300 watts.
Image Number: WEB13177-2013
Credit: National Air and Space Museum, Smithsonian Institution
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