Product Overview
This barrel plug adapter has two screw terminals on the back to easily connect to wires/jumper wires. You may need to power a device freely through it’s barrel jack, or do a bit of prototyping. The center hole diameter is 2.1mm and the outer diameter is 5.5mm, which is the most standard barrel jack/plug size. This adapter can be plugged into our other barrel connectors found here.
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