{"title":"2.1mm 5VDC Barrel Jack to USB C Adapter","handle":"2-1mm-5vdc-barrel-jack-to-usb-c-adapter","url":"/products/2-1mm-5vdc-barrel-jack-to-usb-c-adapter","description":"A simple adapter that converts a standard 2.1 mm DC barrel jack into a USB-C plug, letting you power USB-C devices from common 5 V barrel-jack wall adapters. Plug it onto the end of your existing power supply and connect straight to a Raspberry Pi 4 or any USB-C device that runs on 5 V without USB Power Delivery negotiation.\n\nKey Features\n\n\n2.1 mm Barrel Jack Socket – Accepts standard centre-positive 5 V DC plugs\n\nUSB-C Plug Output – Reversible connector, no orientation to worry about\n\nCompact & Passive – No active electronics; straight-through power connection\n\n\n\nWarning: This adapter has no protection circuit and does not perform USB Power Delivery negotiation. Use only with a 5 V centre-positive barrel jack supply. Incorrect polarity or voltage may damage your connected device.\n\n\nIdeal For\n\nPowering a Raspberry Pi 4 from an existing 5 V barrel-jack supply\nRepurposing 2.1 mm wall adapters for USB-C devices\nBench setups where barrel-jack supplies are already in use\n\n\nPackage Contents\n\n1× 2.1 mm Barrel Jack to USB-C Adapter\n","vendor":"Adafruit","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":4123,"title":"Default Title","sku":"AF-4536","price":11.34,"on_sale":false,"in_stock":true,"available_quantity":100,"option1":"Default Title"}]}