Steam turbine
188 TJ
Solar panel
9.95 TJ
Lightning collector
7.49 TJ
Accumulator
5.42 TJ
Lightning collector (Uncommon)
1.65 TJ
Fusion generator
1.29 TJ
Lightning rod
574 GJ
Steam engine
525 GJ
Lightning collector (Rare)
77.5 GJ
Solar panel (Uncommon)
41.2 GJ