Solar panel
31.6 TJ
Steam turbine
20.8 TJ
Steam engine
9.96 TJ
Lightning rod
3.21 TJ
Accumulator
2.45 TJ
Lightning collector
397 GJ
Solar panel (Uncommon)
339 GJ
Solar panel (Rare)
71.6 GJ
Accumulator (Uncommon)
793 MJ
Accumulator (Rare)
149 MJ