Steam turbine
77.7 TJ
Solar panel
30.2 TJ
Lightning collector
5.55 TJ
Accumulator
2.04 TJ
Accumulator (Uncommon)
1.52 TJ
Steam engine
1.05 TJ
Lightning rod
785 GJ
Accumulator (Rare)
186 GJ
Fusion generator
80.0 GJ
Accumulator (Epic)
16.7 GJ