HP OfficeJet Pro 8138e Ink Cartridges

The HP OfficeJet Pro 8138e uses high yield compatible ink that replaces the HP 923 (4K0T7LN) black, rated at about 1,000 pages. The cyan 4K0T4LN, magenta 4K0T5LN and yellow 4K0T6LN each last about 800 pages. A 4-pack of high yield ink is also available. The same ink fits the OfficeJet Pro 8135e, OfficeJet Pro 8139e and OfficeJet Pro 8128e. Same-day shipping on most orders.