Solar Power Plant – Materials Request Links
The Solar Power Plant is a 4×4 structure that can increase yourenergy cap by 5. This feature requires Level 46. To unlock it, you need to start Energize Your City!. The Solar Power Plant can be upgraded to level 4.
It works like the Dam. You need to supply it with 500 Goods every 12 hours to increase your energy cap by +1, for a maximum of +5. If you do not supply it after 24 hours, you will lose 1 bonus energy but it will not go under your cap of 30.
Selling this building moves it into your inventory.
Level 1 requires 11 of each material
Level 2 requires 12 of each material
Level 3 requires 13 of each material
Level 4 requires 16 of each material
Here are the links to the materials for requesting them with your friends