Our compatible Pitney Bowes DM300 ink cartridges are designed for user-friendly installation and deliver high-quality results with every page. These products are designed for full compatibility with your Pitney Bowes printer, providing a hassle-free printing experience. Our ink cartridges for Pitney Bowes DM300 printers must pass our quality control process before being approved for sale. This process ensures our products will work seamlessly with your Pitney Bowes printer to create high-quality printouts. We believe in our products. Our extensive testing and quality assurance allow us to offer a 1-year warranty on every product we carry. Our dedication to our customers drives us to offer a 100% satisfaction guarantee with every purchase. Our 18 years of experience and expertise allow us to offer lifetime customer support on every order.