These printers use the KX-P455 cartridge:

Panasonic 4400

Panasonic 4400 SideWriter

Panasonic 4401

Panasonic 5400

Panasonic Fax 2900

Panasonic Fax KX-F 2900

Panasonic Fax KX-F 3000

Panasonic Fax KX-F 3100

Panasonic KV F-511

Panasonic KX-F 2900

Panasonic KX-F 3000

Panasonic KX-F 3000 Fax

Panasonic KX-F 3100

Panasonic KX-F 3100 Fax

Panasonic KX-P 4400

Panasonic KX-P 4400 SideWriter

Panasonic KX-P 4401

Panasonic KX-P 4403

Panasonic KX-P 5400

Panasonic KX-P 5400 M1

Panasonic KX-SP 100

Panasonic Sidewriter Kx P-4400

Roland LP 426

Roland LP 430

Roland LP 430 SE

Roland LP 800

Roland Raven LP-426

Roland Raven LP-430

Roland Raven LP-430 SE

Roland Raven LP-470

Roland Raven LP-470 PS