The Original New Fixing Assembly for Canon imageRUNNER ADVANCE series is an essential component to ensure smooth, high-quality printing. Compatible with a wide range of models, including the C3730, C3725, C3720, C3530, C3525, C3520, C3320, C3325, and C3330, this fixing assembly—also known as a fuser unit—is meticulously designed to maintain optimal print quality by properly bonding toner to paper. The FM1-D277-040 and FX-202 units are original equipment manufacturer (OEM) parts, guaranteeing reliability, longevity, and compatibility with your Canon copier.