Based on this product's specifications, here are some alternatives and similar models
Drum unit Riff DR-2510 for Brother DCP-L2600D — approx. 15000 pages yield
Summary description:
Riff DR-2510 drum unit compatible with Brother DCP-L2600D. Designed to provide an estimated yield of around 15,000 pages, it replaces the printer’s imaging drum to maintain print quality and extend device service life. Suitable for regular black-and-white office printing, it ensures consistent image transfer and reliable operation for high-volume use cases.