Zebra 105934-037 203dpi Thermal Printhead for GK420D GX420D ZP450 ZP550
4.6(14 ratings)Genuine replacement thermal printhead, Part No. 105934-037, designed for Zebra GK420D, GX420D, ZP450 and ZP550 printers. 203dpi resolution delivers clear, high-quality direct thermal output for reliable label and receipt printing.
Important compatibility note: this printhead is intended for GK420d and GX420d direct thermal models only; it is not compatible with GK420t or GX420t thermal-transfer units. To confirm fit, use Ctrl+F on this page and search your printer’s part number. Technical support is available — contact us anytime and we will respond within 24 hours.
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