Solar panel
2.38 TJ
Steam engine
2.31 TJ
Accumulator
540 GJ
Lightning rod
532 GJ
Steam turbine
202 GJ
Solar panel (Uncommon)
30.8 GJ
Solar panel (Rare)
9.75 GJ
Accumulator (Uncommon)
4.30 GJ
Accumulator (Rare)
1.78 GJ