Investor Presentation

Accomplishments and Progress • Preliminary design for a generalized scenario . • The major custody transfer points include 1) electrical, 2) hydrogen, and 3) water and oxygen from/to the electrolyzer system. Electrical Source Scenarios Grid Decentralized (P2) H Capacity: P1 P2 <P3 Water Source Scenarios (Tap water, Seawater, etc.) D Deionization End-Use Scenarios (Transportation, Datacenter, etc.) AC Controllable Grid Interface (CGI) Flow Key AC AC AC/DC Rectifier DC Hydrogen Water 02/Air Coolant DC Delonized Water Low- and High-Pressure H2 Storage Wet H2 Dry H2 LP/HP H2 Gas Management Panel PEM Electrolyzer Dryer Thermal (Cooling/Heating) Systems Compressor NREL 10

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