The genuine Epson S051211 drum cartridge is designed for high volume printing that won't compromise text quality and image sharpness. Designed for larger departments and offices, you can save money in the long run with the Epson S051211 imaging unit while making sure that you can increase your number of print outs per month. The Epson C13S051211 drum cartridge is manufactured to Epson's high standards, with tight tolerance for quality and superb mechanical performance.