Steam turbine
12.5 TJ
Solar panel
9.96 TJ
Steam engine
5.45 TJ
Lightning collector
2.15 TJ
Accumulator
926 GJ
Accumulator (Uncommon)
755 GJ
Solar panel (Uncommon)
612 GJ
Lightning collector (Uncommon)
419 GJ
Solar panel (Rare)
246 GJ
Accumulator (Rare)
135 GJ
Lightning rod
91.4 GJ
Fusion generator
54.2 GJ