Solar panel
58.3 TJ
Steam turbine
47.3 TJ
Steam engine
7.08 TJ
Lightning rod
6.92 TJ
Accumulator
6.10 TJ
Lightning collector
3.32 TJ
Solar panel (Uncommon)
1.38 TJ
Solar panel (Rare)
68.0 GJ
Fusion generator
27.6 GJ