Steam turbine
51.5 TJ
Steam engine
4.64 TJ
Solar panel
2.74 TJ
Lightning collector
1.47 TJ
Lightning rod
456 GJ
Accumulator
392 GJ
Solar panel (Rare)
328 GJ
Accumulator (Uncommon)
195 GJ
Steam turbine (Rare)
29.5 GJ
Accumulator (Rare)
28.5 GJ