Steam turbine
665 TJ
Solar panel
34.2 TJ
Lightning rod
19.5 TJ
Accumulator
12.6 TJ
Solar panel (Uncommon)
2.20 TJ
Steam engine
1.53 TJ
Fusion generator
696 GJ
Solar panel (Rare)
391 GJ
Accumulator (Rare)
36.5 GJ
Accumulator (Epic)
3.81 GJ