Solar panel
324 TJ
Steam engine
84.2 TJ
Accumulator
64.3 TJ
Steam turbine
60.0 TJ
Lightning rod
58.1 TJ
Lightning collector
2.31 TJ
Fusion generator
1.17 TJ
Fusion generator (Uncommon)
511 GJ
Fusion generator (Rare)
47.9 GJ