Steam turbine
449 TJ
Lightning rod
25.8 TJ
Accumulator
15.4 TJ
Solar panel
8.36 TJ
Steam engine
2.20 TJ
Accumulator (Uncommon)
1.96 TJ
Lightning collector
348 GJ
Accumulator (Rare)
58.9 GJ
Accumulator (Epic)
6.68 GJ
Solar panel (Rare)
2.45 GJ