The CTSN434/12/F is a 12-pole 450V/57A pluggable Terminal Block with UL94-V2 self extinguishing PA6 or UL94-V0 self extinguishing PA6.6, nickel plated brass conducting bush, Zinc plated steel M3.5 terminal screws, 12.3mm pitch. Screws are 6μ Zinc, colour passivated and tropicalised, and only come along one side of the connector.