Combination Options:

for Epson 603XL

(1) 4PCS - 4x Black

(2) 4PCS - 1x Black, 1x Cyan, 1x Magenta, 1x Yellow

(3) 5PCS - 2x Black, 1x Cyan, 1x Magenta, 1x Yellow

 (4) 8PCS - 2x Black, 2x Cyan, 2x Magenta, 2x Yellow 

   (5) 10PCS - 4x Black, 2x Cyan, 2x Magenta, 2x Yellow 

Expected Yield:

 XL Black prints up to 500 pages,

 XL C/M//Y prints up to 350 pages at 5% coverage (letter/A4).