HP Q5421A Maintenance Kit for LaserJet 4250/4350 — 110V, 225,000-page Average Yield

HP Q5421A user maintenance kit engineered for LaserJet 4250 and 4350 printers. Built for 110V systems, this kit delivers an average yield of 225,000 pages. Intended exclusively for models 4250/4350, it contains the replacement components required to perform scheduled maintenance.