DC Barrel Jack Adapter - Male

This adapter allows you to connect a barrel jack connector to bare wires. One end has screw terminals and the other has a 5.5x2.1mm, center-positive male barrel jack. If you need to connect bare wires to a barrel jack on an Arduino or a development board, this might be the simple solution. Brand: Sparkfun Brand Part Number: PRT-10287 Our Part Number: h5663 Accessories 9V Battery Snaps to 2.1mm Power Plug Cable DC Barrel Jack Adapter - Female Barrel Jack to 2-pin JST Barrel Jack Extension Cable - M-F (6 ft) Barrel Jack Adapter - USB to 5.5mm Barrel Jack Extension Cable - M-F (3 ft)