Compatible Epson models:WorkForce: EC-C7000, Pro WF-7310, Pro WF-7820, Pro WF-7840 Experience high-quality prints and photos from Epson DURABrite Ultra 812 Ink Cartridges. Each cartridge boasts fast-drying ink to resist smearing. Professional-quality results. Produces sharp text and brilliant colors. Fast-drying ink. Compatible with select printer models. Helps Avoid Waste - Designed for extended use, helping reduce or eliminate material use and potentially save money. Recycling solution - designed to encourage recycling, helping you divert materials from landfill.