Compatible Epson models: WorkForce: EC-C7000, Pro WF-7310, Pro WF-7820, Pro WF-7840 Expect high-quality results from your office printer with an Epson DURABrite Ultra 812 Ink Cartridge. Fast-drying ink is ideal for high-speed and high-volume print jobs. Professional-quality results. Produces sharp text and brilliant colors. Fast-drying ink. Compatible with select printer models. Recycling solution - designed to encourage recycling, helping you divert materials from landfill.