Steam turbine
529 TJ
Solar panel
122 TJ
Steam engine
38.5 TJ
Lightning collector
28.6 TJ
Accumulator
19.7 TJ
Solar panel (Uncommon)
6.03 TJ
Accumulator (Uncommon)
3.13 TJ
Lightning rod
1.23 TJ
Accumulator (Rare)
278 GJ
Solar panel (Rare)
37.3 GJ