Steam turbine
107 TJ
Steam engine
16.9 TJ
Lightning rod
9.02 TJ
Solar panel
5.17 TJ
Accumulator
2.45 TJ
Accumulator (Rare)
1.55 TJ
Accumulator (Uncommon)
1.26 TJ
Fusion generator
802 GJ
Accumulator (Epic)
193 GJ