The K Jack (KJ) Series ¼” phone jacks features a wide design with a black, plastic housing and a chrome ferrule. The K Jack Series ¼” phone jacks provides a Normally Closed switch-contact design which makes them a perfect solution for  design-in applications where the termination method is to a printed  circuit board. The compact form factor of the these connectors makes them perfect for situations where space saving is a priority or space for a connector is limited. Fits an 11.4mm chassis cutout.