Solar panel
18.7 TJ
Steam engine
3.58 TJ
Accumulator
1.73 TJ
Lightning rod
361 GJ
Steam turbine
266 GJ
Solar panel (Uncommon)
197 GJ
Fusion generator
93.7 GJ
Solar panel (Rare)
48.1 GJ
Accumulator (Uncommon)
18.3 GJ