These printers use the 817-6 cartridge:

PitneyBowes-Imagistics 1500

PitneyBowes-Imagistics 1500 MFP

PitneyBowes-Imagistics 1600

PitneyBowes-Imagistics 1630

PitneyBowes-Imagistics 1640

PitneyBowes-Imagistics 2500

PitneyBowes-Imagistics 2500 MFP

PitneyBowes-Imagistics 2600

PitneyBowes-Imagistics FX 2100

PitneyBowes-Imagistics IX 2600

PitneyBowes-Imagistics IX 2600 MFP

PitneyBowes-Imagistics IX 2700 MFP

PitneyBowes-Imagistics IX 2701 MFP

PitneyBowes-Imagistics J 624

PitneyBowes-Imagistics MX 2100

PitneyBowes-Imagistics SX 2100

PitneyBowes-Imagistics WPTS

Imagistics 1500

Imagistics 1630

Imagistics 1640

Imagistics 2500

Imagistics IX 2600

PitneyBowes 1630

PitneyBowes 1640