Water Electrolyser
Splits water and brine, and wins metal from solution.
$95,050Cell price
SunlightRuns on the array, unattended

Gases and cathode metal
- 01Hydrogen at 30 bar
32.8 tonnes a year at $0.69 per kilogram, below grey, four times better than green - 02Oxygen
262 tonnes a year alongside the hydrogen - 03Chlorine and caustic soda
From brine, on the same machine - 04Cathode zinc
463 tonnes a year with Nervous Energy roasting the concentrate
Specification
| Rated input | 850 kilowatts |
| Materials | Off the shelf components |
| Energy capture | 100% of array output |
| Intensity | 3.50 to 58.0 megawatt-hours per tonne |
| Accepts | Deionised water, sodium chloride brine, zinc or copper leach solution |