Experience high-quality prints from your office printer when you utilize an Epson DURABrite Ultra 822 Black Ink Cartridge. Fast-drying ink is ideal for high-speed and high-volume print jobs. Compatible Epson models: WorkForce: Pro WF-3820, Pro WF-3823, Pro WF-4820, Pro WF-4830, Pro WF-4833, Pro WF-4834