The OKI B4550n uses compatible black toner in two sizes: standard 43502301 (about 3,000 pages) and high yield 43502001 (about 7,000 pages). A compatible drum, 43501901, is rated for about 25,000 pages. The same supplies also fit the B4550, B4600 and B4600n. Orders come with a 100% satisfaction guarantee.
Reg Price $43.99
$16.99
0.6¢ per page
Reg Price $48.99
$17.99
0.3¢ per page (best value: lowest cost per page in this color)
