Steam turbine
123 TJ
Steam engine
64.3 TJ
Lightning rod
4.96 TJ
Accumulator
3.43 TJ
Solar panel
1.42 TJ
Solar panel (Rare)
688 GJ
Accumulator (Epic)
31.2 GJ
Accumulator (Uncommon)
26.6 GJ
Accumulator (Rare)
3.68 GJ