Steam turbine
16.5 TJ
Solar panel
13.6 TJ
Lightning collector
12.8 TJ
Steam engine
9.43 TJ
Accumulator
7.36 TJ
Fusion generator
557 GJ
Lightning rod
303 GJ
Solar panel (Uncommon)
37.8 GJ
Solar panel (Rare)
9.30 GJ
Solar panel (Epic)
8.10 GJ
Accumulator (Epic)
73.6 MJ