This mod makes crafting Solar Cells, Solar Banks and Radiators possible at level 1. You can also craft level 1 Solar Cells
Level 2 you can craft Acid. You can also craft level 2 Solar Cells
Level 3 you can craft Headlights and Springs. You can also craft level 3 Solar Cells
Level 4 you can craft Engines. You can also craft level 4 Solar Cells
Level 5 allows you to make level 5 Solar Cells
With each level you get a small crafting speed bonus for Workbench, Chemistry Station and Cement Mixer.
Tested and working A20.6.