Pci reman alt.For hp q5421a (hp q5421-67901) 110-volt maintenance kit 200k yldfor hp laserjet 4240n, 4250, 4250dtn, 4250dtnsl, 4250n, 4250tn, 4350, 4350dt, 4350dtnsl, 4350n, 4350tn this is a remanufactured cartridge made in the usa upc 84