Why Buy Genuine Pitney Bowes Ink? When you print postage on your envelopes, it’s critical to your business that the print quality is accurate, clean and readable. By using original Pitney Bowes ink on your envelopes, you can be confident the USPS will recognize the postage as genuine. That means your mail gets delivered and you don’t waste postal funds. Using Genuine Pitney Bowes ink saves you time, effort and enhances the professional image of your business. For results your business can rely on, we recommend using only genuine Pitney Bowes supply products within our product line. Item #SL-798-0 is genuine Pitney Bowes postage meter ink to be used in the SendPro^® C200, C300, C400, C425 postage meters. Pitney Bowes supplies are designed and tested within their respective postage meters. Our SendPro C200, C300, C400, C425 postage meters and red ink have been approved by the USPS. Item #SL-798-0 provides high quality prints that are easily read by the post office. *Actual ink yields vary with usage and environmental conditions.