Steam turbine
788 TJ
Steam engine
49.0 TJ
Lightning rod
37.7 TJ
Solar panel
27.8 TJ
Accumulator
9.60 TJ
Solar panel (Uncommon)
9.14 TJ
Accumulator (Uncommon)
8.77 TJ
Fusion generator
3.53 TJ
Accumulator (Rare)
2.96 TJ
Lightning collector
771 GJ
Accumulator (Epic)
201 GJ