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Rectangular printhead module with exposed heating elements and connector pins

The General

The General GK420T Printhead 203dpi 105934-037

SKU CH-JEWD-VSY49 MPN GK420T

New 203 dpi printhead compatible with Zebra GK420D, GX420D and ZP450 thermal label printers

  • Product TypeOther Accessories
  • Compatible with Zebra GK420T and GX420T printers
  • 203 dpi resolution produces sharp label output
  • Unbranded replacement matches part 105934-037
  • Ready-to-install printhead restores thermal printing
  • Single unit includes printhead only

Printhead for Zebra 420-Series Printers

This replacement printhead suits Zebra GK420D and GX420D thermal label printers. It delivers 203dpi resolution for clear barcode and text output. The part matches manufacturer reference 105934-037 and fits directly into the designated printhead carriage. Installation requires no special tools beyond standard printer maintenance access.

For Maintenance of Existing Zebra Desktop Units

This item suits technicians and operators who need to restore print quality on compatible Zebra desktop label printers. It is not for users of industrial-class or mobile Zebra models that use different printhead assemblies. Buyers with printers outside the GK420D and GX420D series should verify their service manual before ordering. The unbranded unit provides a cost-effective alternative to original equipment parts.

Single Printhead Unit Supplied

The package contains one printhead only, with no additional cables, mounting hardware or cleaning supplies. Existing printer cables and fasteners are reused during replacement. No software or firmware updates are included or required for this mechanical component. The unbranded manufacture does not alter the physical fit or electrical interface specified for the compatible models.

Highlights

  • Compatible with Zebra GK420T and GX420T printers
  • 203 dpi resolution produces sharp label output
  • Unbranded replacement matches part 105934-037
  • Ready-to-install printhead restores thermal printing
  • Single unit includes printhead only

Specifications

Product TypeOther Accessories

Questions about this item

Which Zebra printers accept this 203dpi printhead?

This head fits Zebra GK420D, GX420D and ZP450 thermal label printers and replaces part 105934-037.

Does it require any modified firmware or custom cables to install?

No modification is needed; the head is a direct drop-in replacement for the original 105934-037 assembly.

How can I confirm the new head is operating at the correct 203dpi resolution?

Print a test label and verify the barcode or text sharpness matches the 203dpi specification for your GK420D or GX420D model.

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