Mutoh DG-43988 Printhead

The Mutoh DG-43988 is an original Mutoh/Epson DX7-based printhead used in several ValueJet models, including the 1324, 1624, 426UF, and 1617H. It’s a solid replacement if you need broad compatibility, but it is only a good buy when it matches your exact printer and ink system.

Quick buyer check

•     Part: DG-43988, original Mutoh part.
•     Technology: Micro-Piezo, 360 dpi native resolution, 1440 nozzles total.
•     Droplet size: 1.5 pl minimum, up to 21 pl.
•     Speed/frequency: 8 kHz typical firing frequency.
•     Ink type: eco-solvent and mild solvent.
•     Damper requirement: DX6 valve dampers.

Compatibility

This head is listed as suitable for Mutoh ValueJet 1324, 1617H, 1624, 1624W, 1626UH, 1628TD, 1638, 1638W, 1638WX, 1638X, 2628TD, 2638, 426UF, 628, 628W, 1624WX, 1628X, 1627MH, and 1948WX on the sources checked.

Buying decision

Choose the DG-43988 if:

•     Your printer model is on the compatibility list.
•     You need a genuine OEM replacement.
•     Your setup uses the matching eco-solvent/mild solvent configuration and DX6 valve dampers.

Skip or verify first if:

•     Your printer uses a different head family or ink system.
•     You are comparing against a cheaper third-party listing and want to avoid fitment issues.

Quick verdict

Best for: OEM replacement and widest Mutoh ValueJet compatibility.
Not best for: budget-only purchases without confirming exact model and damper/ink match.