Steam turbine
80.4 TJ
Solar panel
40.8 TJ
Lightning collector
6.31 TJ
Accumulator
4.94 TJ
Lightning rod
3.65 TJ
Steam engine
2.10 TJ
Lightning rod (Uncommon)
2.01 TJ
Accumulator (Uncommon)
1.63 TJ
Fusion generator
383 GJ
Accumulator (Rare)
106 GJ
Accumulator (Epic)
13.4 GJ