Tonership offers its customers a trusted, reliable, and cost-effective platform to buy genuine toner cartridges for their Konica Minolta Bizhub C4000i copier without any hassle. We only offer genuine and high quality toner cartridges for your Konica Minolta Bizhub C4000i copier at the lowest price in the market to make your shopping experience amazing. The Black toner cartridge TNP81K for Konica Minolta Bizhub C4000i listed here offer the yield of 13,000 pages at 5% coverage area, Magenta toner cartridge TNP81M can print 9,000 pages at 5% coverage area, Yellow toner cartridge TNP81Y offers the yield of 9,000 pages at 5% coverage, and you can print 9,000 pages from Cyan toner cartridge TNP81C, that keeps your copier productive at the lowest possible price. Our extensive quality assurance system ensures you only get the best product for your copier, but for the satisfaction of our customers, we confidently offer a 1-year warranty on all genuine toner cartridges of Konica Minolta Bizhub C4000i.