Steam turbine
154 TJ
Steam engine
27.6 TJ
Accumulator
18.8 TJ
Lightning rod
16.7 TJ
Lightning collector (Uncommon)
14.0 TJ
Solar panel
3.24 TJ
Lightning collector
2.85 TJ
Steam turbine (Uncommon)
694 GJ
Fusion generator (Uncommon)
500 GJ
Solar panel (Epic)
448 GJ
Fusion generator
296 GJ
Steam engine (Epic)
255 GJ
Accumulator (Epic)
206 GJ