This is a popular SMD barrel power jack for DC wall supplies. It's fully compatible with our DC wall supplies. It features a 5.5mm jack and a 2.1mm center pole diameter. The product comes with a datasheet for your reference.


Using this power jack is easy. First, make sure your DC wall supply is turned off. Then, connect the power jack to the appropriate port on your device. The 5.5mm jack and 2.1mm center pole diameter are designed to fit our DC wall supplies perfectly. When using, avoid exposing the power jack to water or extreme temperatures. To keep it in good condition, clean it regularly with a dry cloth. If you have any questions, refer to the datasheet provided.