B5L37A Waste Toner Box for HP Printers — Compatible with M552dn, M553x, M553xm, M553n, M553dn, M553dnm, M554dn, M555dn, M555x, M577dn, M577z, M577dnm, M577f, M577c, M577cm

B5L37A waste toner box designed for use with HP printers. This replacement collection unit is compatible with the following models: M552dn, M553x, M553xm, M553n, M553dn, M553dnm, M554dn, M555dn, M555x, M577dn, M577z, M577dnm, M577f, M577c and M577cm. It captures and contains residual toner from the printing process to help maintain print quality and keep the printer interior clean. Use this B5L37A part when the machine indicates the waste toner box needs replacing to ensure continued reliable operation.