Steam turbine
253 TJ
Solar panel
25.9 TJ
Lightning collector
15.2 TJ
Fusion generator
9.76 TJ
Accumulator
6.02 TJ
Accumulator (Uncommon)
3.46 TJ
Steam engine
3.03 TJ
Lightning rod
925 GJ
Accumulator (Rare)
522 GJ
Accumulator (Epic)
72.6 GJ