Europa-Components-CKT4U-DIN-Rail-Mounting-Knife-Disconnect-Terminal-Europa-Components-CKT4U-P-A-grey-4mm-knife-disconnect-terminal-for-Top-Hat-&-G-Rail-mounting-DIN-rail-units-P-P-The-terminal-is-ideal-for-measuring-control-&-regulation-circuits-Disconnection-is-achieved-by-lifting-the-orange-hinged-lever-which-acts-like-a-knife-contact-P-Europa-Components-CKT4U-4mm-Knife-Disconnect-Terminal