Solar panel
44.3 TJ
Steam engine
13.6 TJ
Accumulator
4.92 TJ
Lightning rod
3.21 TJ
Steam turbine
2.13 TJ
Accumulator (Uncommon)
1.23 TJ
Fusion generator
571 GJ
Solar panel (Rare)
157 GJ
Accumulator (Rare)
5.64 GJ