Steam turbine
2.28 PJ
Solar panel
411 TJ
Lightning collector
193 TJ
Solar panel (Epic)
31.5 TJ
Lightning rod
19.6 TJ
Accumulator (Rare)
15.6 TJ
Accumulator
13.3 TJ
Steam engine
2.88 TJ
Accumulator (Legendary)
42.5 GJ