Electrical
Dart Trap
Launches metal darts when powered.
Repair with Forged Iron, Mechanical Parts, and Electrical Parts.
Crafting
Craft at Workbench · makes 1
Forged Iron× 20
Mechanical Parts× 6
Electrical Parts× 4
Oil× 5
Harvest drops
Iron× 20-100
Taken apart with a harvesting tool (axe, pickaxe, shovel), before perks and tool bonuses.
Salvage drops
- Mechanical Parts× 1-3
- Electrical Parts× 1-2
Extra parts when salvaged with a wrench, ratchet or impact driver.
When it collapses
Falling, it leaves 
Scrap Metal Pile (75% of the time) where it lands.