Steam turbine
245 TJ
Lightning rod
34.7 TJ
Accumulator
23.7 TJ
Steam engine
11.4 TJ
Solar panel
1.86 TJ
Fusion generator
85.5 GJ
Solar panel (Rare)
77.4 GJ
Accumulator (Rare)
546 MJ
Accumulator (Epic)
338 MJ