Compatible with the OKI C813, the 46471116 is the only black available for your printer. Thankfully, each 46471116 is estimated to offer users 5,000 prints, making the cost per page mercifully low for an original OKI toner cartridge. Each genuine OKI 46471116 comes packed with a quality black toner powder that fuses beautifully to paper. The resulting prints from your OKI C813 printer look great, and there is no better alternative to the original OKI 46471116 for your colour laser printer.