This professionally remanufactured Epson black (S020108) inkjet cartridge is an original Epson S189108/S020108 ink-jet cartridge which has been through one cycle of service and has been recharged. This Epson black S020108 ink cartridge has been thoroughly cleaned along with the printhead nozzles. Then the Epson S020108 was filled with the same ink formula, the internal back pressure was insured, the shell was inspected for any possible leakage and the electrical circuitry was tested before finally undergoing an actual print test. The ink monitoring chip on this remanufactured Epson S020108 is the original chip which has been reset to provide accurate ink monitoring. If the S189108 black inkjet cartridge passes our rigid standards, it has been remanufactured for your Epson printer! We offer a 100% Quality Satisfaction Guarantee on our remanufactured S020108 black ink cartridge.