Smart Toners Cartridges can help you reduce printing cost while delivering bright colors and sharp text. OEM number T786120 (786). For use in Epson WorkForce Pro WF-4630 WF-4640 WF-5110 WF-5690 WF-5190 WF-5620. Each cartridge yield 900 pages at 5% coverage. Smart Toners Cartridges are guaranteed to work flawlessly, certified by ISO 9001 international quality standard, ISO 14001 environmental management, and free of lead and hazardous materials.