Renewable Toner Brother TN-115BK TN-115 Compatible Black Laser Toner Cartridge for DCP-9040CN DCP-9045CDN HL-4040CDN HL-4040CN HL-4070CDW MFC-9440CN MFC-9450CDN MFC-9840CDW Lifetime Warranty. We only guarantee products ordered directly from Renewable Toner. Color: Black Replaces OEM Part # Brother TN115 / TN-115BK High Yield: 5,000 standard pages @ 5% coverage For use in Brother Printers: DCP-9040CN / DCP-9045CDN / HL-4040CDN / HL-4040CN / HL-4070CDW / MFC-9440CN / MFC-9450CDN / MFC-9840CDW