Solar panel
209 TJ
Steam turbine
47.1 TJ
Lightning collector
43.6 TJ
Accumulator
34.8 TJ
Accumulator (Uncommon)
26.5 TJ
Lightning rod
22.7 TJ
Fusion generator
9.14 TJ
Accumulator (Rare)
3.30 TJ
Steam engine
1.08 TJ