Steam turbine
1.25 PJ
Fusion generator
80.4 TJ
Solar panel
44.3 TJ
Lightning collector
43.2 TJ
Accumulator
23.9 TJ
Lightning collector (Uncommon)
18.7 TJ
Accumulator (Uncommon)
11.4 TJ
Steam engine
4.04 TJ
Accumulator (Rare)
2.38 TJ
Lightning rod
1.53 TJ
Solar panel (Rare)
224 GJ
Accumulator (Epic)
166 GJ
Solar panel (Legendary)
133 GJ