Steam turbine
17.3 TJ
Solar panel
13.5 TJ
Steam engine
12.5 TJ
Solar panel (Uncommon)
3.48 TJ
Lightning collector
2.76 TJ
Accumulator
974 GJ
Lightning rod
632 GJ
Accumulator (Uncommon)
550 GJ
Solar panel (Rare)
258 GJ
Accumulator (Rare)
14.8 GJ