Steam turbine
14.8 TJ
Steam engine
6.43 TJ
Lightning rod
4.46 TJ
Accumulator
3.18 TJ
Lightning collector
2.91 TJ
Accumulator (Uncommon)
1.43 TJ
Solar panel
275 GJ
Solar panel (Uncommon)
88.3 GJ
Accumulator (Rare)
20.0 GJ