Steam turbine
369 TJ
Lightning collector
21.1 TJ
Accumulator (Epic)
8.29 TJ
Lightning rod
6.08 TJ
Accumulator
3.95 TJ
Accumulator (Rare)
3.72 TJ
Solar panel
2.79 TJ
Steam engine
1.90 TJ
Fusion generator
761 GJ
Solar panel (Rare)
715 GJ