Steam turbine
157 TJ
Solar panel
94.7 TJ
Steam engine
48.7 TJ
Lightning rod
21.0 TJ
Accumulator
15.8 TJ
Lightning collector
15.4 TJ
Accumulator (Uncommon)
13.2 TJ
Steam turbine (Uncommon)
875 GJ
Accumulator (Rare)
39.4 GJ