Steam turbine
350 TJ
Steam engine
27.0 TJ
Solar panel
8.24 TJ
Lightning rod
4.20 TJ
Lightning collector
3.52 TJ
Accumulator
1.81 TJ
Solar panel (Uncommon)
536 GJ
Fusion generator
270 GJ
Steam turbine (Uncommon)
204 GJ
Solar panel (Rare)
66.3 GJ