Solar panel
108 TJ
Solar panel (Uncommon)
46.4 TJ
Lightning rod (Uncommon)
25.7 TJ
Steam turbine
22.6 TJ
Accumulator
18.6 TJ
Accumulator (Uncommon)
13.6 TJ
Steam engine
7.22 TJ
Accumulator (Rare)
6.00 TJ
Solar panel (Rare)
5.65 TJ
Lightning collector
4.89 TJ
Lightning collector (Uncommon)
2.72 TJ
Lightning collector (Rare)
1.29 TJ
Lightning rod
1.23 TJ
Lightning rod (Rare)
731 GJ
Fusion generator
459 GJ
Lightning collector (Epic)
445 GJ
Fusion generator (Uncommon)
290 GJ
Solar panel (Epic)
38.5 GJ
Accumulator (Epic)
2.52 GJ