{"title":"5.5mm/2.1mm DC Barrel Polarity Reversing Cable","handle":"5-5mm-2-1mm-dc-barrel-polarity-reversing-cable-ada5917","url":"/products/5-5mm-2-1mm-dc-barrel-polarity-reversing-cable-ada5917","description":"A 5.5×2.1mm DC barrel polarity reversing cable that swaps centre-negative to centre-positive (or vice versa). Simply plug it inline between your DC power supply and device to reverse the polarity — no rewiring required.\n\nThis is useful for powering devices that use centre-negative barrel jacks (such as many guitar pedals and label printers) from standard centre-positive DC power supplies.\n\nSpecifications\n\n\nConnector Size – 5.5×2.1 mm DC barrel\n\nFunction – Reverses DC polarity (centre-positive ↔ centre-negative)\n\nConnectors – Male plug to female jack (inline)\n\n\nIdeal For\n\nCentre-negative guitar pedals and effects units\nLabel printers and other centre-negative devices\nUsing standard centre-positive power supplies with non-standard equipment\n\n\nPackage Contents\n\n1× 5.5/2.1mm DC Barrel Polarity Reversing Cable\n","vendor":"Adafruit","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":995,"title":"Default Title","sku":"AF-5917","mpn":"ADA5917","price":6.78,"compare_at_price":0.0,"on_sale":false,"in_stock":true,"available_quantity":100,"option1":"Default Title"}]}