Epson T055140 Black Inkjet Cartridge to fit Stylus Photo RX420, RX425. Page life 290. If you want an inkjet cartridge that ensures top quality print output from youor Epson Stylus inkjet printer, then this genuine Epson T0551 Black Inkjet Cartridge is for you. Epson make sure that all of their ink works in perfect harmony with their machines, giving results that simply cannot be achieved with compatible brands. This black cartridge is packed with 8ml of ink to print up to 290 pages.