The TSI brand offers incomparable quality and performance, a broad product line and significant cost savings. TSI imaging supplies are manufactured in ISO 9001:2000-certified facilities and are designed, engineered and produced to be a true alternative to the OEM. The entireTSI line is 100% guaranteed. . This toner cartridge is compatible withHP LaserJet 4300, 4300N, 4300TN, 4300DTN, 4300DTNS, 4300DTNSL. It yields 18000 pages at 5% coverage. Device Types: Laser Printer; Color(s): Black; Page-Yield: 18000; Supply Type: Toner.