This 10 block Din Rail assembly for solar combiner or electrical setups that require multiple wire connections. Connect up to 10 circuits quickly and easily. 24-8 AWG Wire Range The jumpers can be removed or cut to the desired length and configuration. These DIN rail terminal blocks feature UL94V0 housings, nickel-plated copper alloy metal bodies and plated high tensile alloy screws. This assembly includes 10 ASIUK6N Terminal Blocks, 2 ASIUD1B End Brackets, 1 ASIDUK410 End cover, and 1 10 Position Jumper all mounted on a piece of 8-inch steel RoHS Din Rail.