Steam turbine
161 TJ
Solar panel
67.1 TJ
Lightning rod
14.7 TJ
Lightning collector
14.1 TJ
Accumulator
9.81 TJ
Fusion generator
6.49 TJ
Accumulator (Uncommon)
5.92 TJ
Accumulator (Rare)
4.44 TJ
Steam engine
2.56 TJ