Steam turbine
459 TJ
Solar panel
211 TJ
Fusion generator
27.7 TJ
Lightning collector
24.8 TJ
Accumulator
18.3 TJ
Accumulator (Uncommon)
3.61 TJ
Accumulator (Rare)
2.06 TJ
Steam engine
765 GJ
Lightning rod
332 GJ
Accumulator (Epic)
112 GJ
Lightning rod (Rare)
20.9 GJ