Solar panel
50.2 TJ
Accumulator
16.8 TJ
Lightning rod
12.0 TJ
Steam engine
1.51 TJ
Steam turbine
992 GJ
Solar panel (Uncommon)
464 GJ
Accumulator (Uncommon)
407 GJ
Solar panel (Rare)
242 GJ
Accumulator (Rare)
70.6 GJ
Solar panel (Epic)
20.6 GJ
Accumulator (Epic)
44.6 MJ