The Original New HP LaserJet Toner Collection Unit (6SB84A) is specifically engineered to support HP LaserJet MFP models, including E73130, E73135, and E73140, as well as Flow MFP versions in the same series. This toner collection unit plays a crucial role in capturing excess toner, ensuring clean and precise printing results while reducing potential toner spills within the machine. Designed by HP, this toner collection unit guarantees compatibility and efficiency, supporting consistent performance for high-demand environments.