The Brother IntelliFax 1840C uses compatible ink in four colors: LC41BK black, LC41C cyan, LC41M magenta and LC41Y yellow. The black ink is rated for about 500 pages, and each color ink for about 400 pages. The same supplies also fit the IntelliFax 1940C, IntelliFax 2440C and DCP-110C. Same-day shipping on most orders.
