Solar panel
1.13 PJ
Steam turbine
311 TJ
Accumulator
200 TJ
Lightning collector
122 TJ
Accumulator (Rare)
16.9 TJ
Solar panel (Epic)
13.6 TJ
Steam turbine (Rare)
7.65 TJ
Lightning collector (Uncommon)
6.28 TJ
Steam engine
1.23 TJ
Lightning rod
474 GJ
Fusion generator
12.3 GJ