Solar panel
683 TJ
Accumulator
151 TJ
Lightning rod
34.5 TJ
Steam turbine
17.0 TJ
Accumulator (Uncommon)
2.54 TJ
Steam engine
2.53 TJ
Accumulator (Rare)
350 GJ
Fusion generator
141 GJ
Accumulator (Epic)
72.4 GJ