This CR encoder strip is compatible with select printer models including Stylus Pro 1390, 1400, 1410, 1430, 1500, R1800, R1900, R2000, R2400, R2880, and WorkForce WF1100.It serves as a direct replacement for part numbers 1557662, 1518851, and 1443407.The encoder strip supports accurate cartridge alignment and consistent print head movement by providing positional feedback during.Designed for straightforward installation with a form-fit layout matching specifications.