| Printer Model No. | Cartridge No. | Color | Page Yield | Region |
| HP Laserjet MFP M437n/437dn/437nda/439n/439dn/439nda | W1333A/133A | BK | 7.4K | CHN |
| W1333X/133X | BK | 13.7K |
Toner Cartridge Chip,
Drum Chip
for HP, Lexmark, Samsung, Xerox, Konical Minolta, Kyocera, Epson, OKI, Sharp, Ricoh, Toshiba, De ll, Lenovo, Founder, Olivetti, Develop, Sindoh, Brother, Panasonic, Tally, Utax/Triumph-Adler, Aurora, Pantum, Handheld printer, Video Label printer etc.
