Steam turbine
383 TJ
Steam engine
91.6 TJ
Lightning collector
58.6 TJ
Accumulator
30.0 TJ
Solar panel
18.8 TJ
Lightning rod
7.26 TJ
Accumulator (Uncommon)
6.35 TJ
Fusion generator
1.91 TJ
Accumulator (Rare)
356 GJ
Accumulator (Epic)
16.1 GJ