This is a professionally remanufactured Epson T125120 standard yield black ink cartridge. It is an original Epson cartridge that has undergone a thorough cleaning process, inspection, and refill with the same ink formula. The cartridge features a reset ink monitoring chip for accurate ink level reporting. Backed by our 100% Quality Satisfaction Guarantee, this remanufactured cartridge provides reliable performance for your Epson printer.