Solar panel
386 TJ
Accumulator
66.2 TJ
Steam turbine
39.2 TJ
Lightning rod
9.84 TJ
Solar panel (Uncommon)
6.47 TJ
Solar panel (Rare)
625 GJ
Steam engine
526 GJ
Accumulator (Uncommon)
367 GJ
Solar panel (Epic)
150 GJ
Steam turbine (Rare)
61.1 GJ
Steam turbine (Uncommon)
59.7 GJ
Accumulator (Rare)
32.3 GJ
Steam turbine (Epic)
14.5 GJ