Standard yield cyan toner cartridge for use with ricoh ld540c ld550c ld645c ld655c. This is a OEM COLOR TONER RICOH brand Toner Cartridge (SD CYAN TONER) that works with the following printers / machines (LD540C LD550C LD645C LD655C). Product Features: Capacity: 410 g Compatible with: Ricoh MP C4501 MP C5501 MPc 5501AD Duty Cycle: Up to 18000 pages at 5% coverage Printing Color: Cyan Printing Technology: Laser Product Description: Ricoh - cyan - original - toner cartridge Product Type: Toner cartridge. STANDARD YIELD CYAN TONER. LD540C LD550C LD645C LD655C. OEM RICOH Brand.