Description
The HP 838 Latex Maintenance Cartridge (HP part 9T063A) is a genuine HP maintenance cartridge for the HP Latex 700, HP Latex 700 W, HP Latex 730, HP Latex 730 W, HP Latex 800, HP Latex 800 W, HP Latex 830 and HP Latex 830 W. It collects waste ink from printhead servicing and is replaced when the printer reports it is full.
Compatible HP printers
- HP Latex 700
- HP Latex 700 W
- HP Latex 730
- HP Latex 730 W
- HP Latex 800
- HP Latex 800 W
- HP Latex 830
- HP Latex 830 W
HP says the HP 838 Latex Maintenance Cartridge (9T063A) replaces the earlier HP Latex Maintenance Cartridge 4UU96A on the HP Latex 700 and 800 series, with printer firmware PLS_60_25_21.1 (June 10, 2025) or later. HP also offers the HP 833/838 Latex Ink Collection Unit (9T064A) to extend its life. Update your firmware before installing.
HP 838 maintenance cartridge details
| HP part number | 9T063A |
|---|---|
| Type | Maintenance cartridge |
| HP model | HP 838 |
| Replacement | User-replaceable (per HP user guide) |
Source: HP official documentation (HP Latex 700/730 and 800/830 Printer Series User Guide, HP Large Format Knowledge Center: HP 833 and HP 838 Latex Maintenance Cartridge).
Not sure this is the right part? DTG (Digital Technology Group) runs the DTG Technology Center in Tampa, FL. Call a print specialist at 800.681.0024 or email info@dtgweb.com.
HP 838 Latex Maintenance Cartridge FAQ
Which printers use the HP 838 Latex Maintenance Cartridge?
HP lists the HP 838 Latex Maintenance Cartridge for the HP Latex 700, HP Latex 700 W, HP Latex 730, HP Latex 730 W, HP Latex 800, HP Latex 800 W, HP Latex 830 and HP Latex 830 W, and says it replaces part 4UU96A on the 700 and 800 series with firmware PLS_60_25_21.1 or later.
Can I replace it myself?
Yes. HP’s user guide covers replacing the maintenance cartridge as a user task. Follow the front-panel prompts on your printer.
Is this a genuine HP part?
Yes. It is a genuine HP 838 maintenance cartridge, HP part number 9T063A.
How do I confirm it fits my printer?
If your HP Latex 700 or 800 series printer used the earlier 4UU96A maintenance cartridge, HP lists 9T063A as its replacement once the printer firmware is PLS_60_25_21.1 or later. Not sure? Call DTG at 800.681.0024.
HP Latex 830 W Printer Datasheet (PDF) – lists compatible ink and supply SKUs
