Steam turbine
124 TJ
Steam engine
64.4 TJ
Lightning rod
4.97 TJ
Accumulator
3.43 TJ
Solar panel
1.43 TJ
Solar panel (Rare)
689 GJ
Accumulator (Epic)
31.3 GJ
Accumulator (Uncommon)
26.7 GJ
Accumulator (Rare)
3.69 GJ