We sell Fuser Assemblies for HP Laserjet Printers, Lexmark Optra Printers and other laser printers. Have a 50.1 Fuser Error? Avoid an expensive onsite service visit by replacing the fuser yourself. We refurbish HP Laserjet 1300 Fusers, HP 4000 RG5-2661, HP 4050 RG5-2657 Fusers, RM1-0715 and others in house. Order securely online or talk to one of our Printer Experts. We offer Free Shipping on all fuser core returns, and a return shipping label will be included in the box.