The Sanyo ECR 590 is a point of sale, cash register system designed to help accelerate your business' financial transactions. Combining your Sanyo 590 Electronic Cash Register with our Genuine Epson ribbon cartridges will create bold and smooth text on printouts and receipts. We carry the OEM / Genuine Epson ERC-23B Black Nylon Ribbon cartridges which have been designed to easily fit into your Sanyo ecr590 printer / cash register. We guarantee excellent print quality with our Genuine Epson Ribbon Cartridges or we will refund your money within 90 days of purchase. And all of our Epson Ribbons for your Sanyo cash register have up to a 2 year shelf-life for definitive performance and convenience.