Steam turbine
678 TJ
Solar panel
110 TJ
Lightning collector (Uncommon)
25.6 TJ
Lightning collector (Rare)
11.1 TJ
Lightning collector (Epic)
6.29 TJ
Lightning rod
4.17 TJ
Accumulator
2.99 TJ
Lightning collector
2.91 TJ
Steam engine
732 GJ
Accumulator (Rare)
474 GJ
Steam turbine (Epic)
281 GJ
Lightning rod (Epic)
213 GJ
Solar panel (Rare)
8.91 GJ
Solar panel (Epic)
1.55 GJ