Based on this product's specifications, here are some alternatives and similar models
ARMOR B.3600D-GI-N Drum Unit for Brother DR3600
Summary description:
The ARMOR B.3600D-GI-N drum unit is a high-quality imaging component designed for use with Brother DR3600 laser printers. This reliable replacement part ensures consistent print quality, sharp text, and clear graphics throughout its operational lifespan. It is engineered for seamless installation and optimal performance in professional office environments, providing a cost-effective solution for maintaining your printer's output standards.