For this type of metal box, materials can be iron sheet or aluminum sheet.
It is a standard box for Weak electric box device, with different size and outlet holes.
Empty structure with some custom rivets to hold pcb board or other electricity parts.
Advantages of sheet metal chassis construction: flexible material selection, construction and design.
However, we can also use this box for other area if it suitable.
Here attached a sample picture for reference.
If you need this kind of box, please feel free to contact us!
Welcome to send your custom design.