Solar panel
15.2 TJ
Lightning rod
6.88 TJ
Lightning collector
6.23 TJ
Accumulator
5.30 TJ
Steam turbine
4.69 TJ
Steam turbine (Uncommon)
3.66 TJ
Solar panel (Uncommon)
1.10 TJ
Steam engine
883 GJ
Solar panel (Rare)
763 GJ
Accumulator (Uncommon)
683 GJ
Lightning rod (Rare)
501 GJ
Lightning rod (Uncommon)
290 GJ
Solar panel (Epic)
252 GJ
Accumulator (Rare)
233 GJ
Steam turbine (Rare)
51.7 GJ
Steam turbine (Epic)
24.0 GJ
Accumulator (Epic)
18.3 GJ
Accumulator (Legendary)
837 MJ
Solar panel (Legendary)
475 MJ