Steam turbine
69.3 TJ
Solar panel
39.7 TJ
Steam engine
21.6 TJ
Lightning rod
15.4 TJ
Accumulator
10.2 TJ
Fusion generator
2.85 TJ
Solar panel (Rare)
375 GJ
Solar panel (Uncommon)
353 GJ
Solar panel (Epic)
114 GJ
Fusion generator (Rare)
31.7 GJ