What is this?The DIN rail terminal block is used as distribution boxes or cabinets and other general terminals, such as home appliances, electronic circuits, machines, etc.What will I get?DIN Rail Terminal Block, is in size of : Model: UK10; Size: 63mm x 55mm x 12mm/2.48 inch x 2.17 inch x 0.47 inch(L*W*H); Color: GreyIn the package of: 5 x DIN Rail Terminal BlockIs there any advantages of the product?Rail type terminal blocks adopt a crimping and threaded self-locking design, making the wiring connection reliable.How to use it?Loop the screws and then insert the wire into, after that, tighten the screws.What should I notice?Please use the terminal blocks under the guidance of professionals and cut off the power supply.