Circuits appear as two orange PCI cards. Circuits can be sold at vendors for caps.
Junk piles which may contain circuitry can be found at various workshops. A junk extractor can be placed on top of a junk pile to increase its yield. Junk piles can be found in various other locations throughout Appalachia, such as:
- Charleston landfill
- Converted munitions factory
- Dabney homestead
- Gorge junkyard
- Red Rocket Mega Stop
- Sunshine Meadows industrial farm
- Tyler County Dirt Track
- East of South Mountain lookout
- Along river near Hunter's Ridge
Circuits can additionally be found around electronic components at various locations, such as:
- One can be found one the second floor of Hornwright Industrial headquarters.
- One can be found in front of the elevator on the first floor of the Garrahan Estate.