The genuine HP RM1-1537 220V fuser unit is the ideal solution for replacing a worn or faulty fuser unit. Having been expertly designed and manufactured by Hewlett Packard, this original HP RM1-1537-050CN fusing assembly acts as a direct replacement for your old fuser. Printing with a faulty fuser unit can cause print quality defects, in particular, you may notice streaky bands of excess toner that have been improperly bonded to your page during the fixing process. In addition, toner may be easily rubbed off the page or your fuser may be worn which leads to poor results. This replacement HP RM11537 fuser unit fixes such problems and will ensure that your laser printer is restored to a fully functional state in order to get consistent print quality and performance.