These printers use the FX5 cartridge:
Click On a Printer to View it's Cartridges
Canon Fax 3500 I
Canon Fax 3600 I
Canon Fax 3700 I
Canon Fax 3800 I
Canon Fax L-8000
Canon L 8000
Canon Laser CLass 8000
Canon LBP-KX Fax
Canon LC 8000 Fax