HP 972X PageWide cartridges work with: HP PageWide Pro 452, 477, 552, 577 Print over 2X more pages and replace supplies less often with optional high-yield cartridges. Page yield of HP 972X: 7,000 pages yellow Color: Yellow What's in the box (L0S04AN): One HP 972X yellow PageWide cartridge Original HP 972X yellow PageWide cartridges are designed to give you more prints than the standard size while maintaining the brilliant colors and bright quality of Original HP PageWide cartridges.