Steam turbine
127 TJ
Fusion generator
17.9 TJ
Solar panel
14.2 TJ
Lightning collector
14.0 TJ
Accumulator
6.74 TJ
Steam engine
2.97 TJ
Lightning rod
2.00 TJ
Accumulator (Uncommon)
1.55 TJ
Accumulator (Rare)
504 GJ