The Fuser Assembly Unit for Kyocera TASKalfa 3500i, 4500i, and 5500i (Part Numbers FK-6307, 302LH93065, 302LH93064, 302LH93060, and 2LH93060) is a crucial component for ensuring the smooth operation and high-quality output of your Kyocera copier. The fuser unit’s primary function is to apply heat and pressure to fuse toner onto paper, delivering sharp, clear, and long-lasting prints.