Push-In Clamp PCB Connectors TE Connectivity's (TE) Buchanan Push-In Clamp PCB Connectors save up to 80% installation labor time versus traditional screw-clamp termination, leading to higher cost-effectiveness. The connectors enable toolless wire insertion of ferruled and unferruled wires. TE Buchanan Push-In Clamp PCB Connectors are available in 3.5mm and 5.0mm pitch and consist of two-piece plug connectors with mating straight and right angle shrouded headers. Push-in clamp connectors are designed for control system applications to suit high-density signal and power applications.