Silver locking device made up a solid metal housing body suitable for use with MCB metal consumer units. Locking device for Wylex MCBs and RCBOs. The operating dolly may be locked in either the ON or OFF position using the MCBDLX without affecting the ability of the trip mechanism to operate.

• · MCB locking device
• · For safe isolation of final circuits
• · Requires additional padlock WPL