Datamax O'Neil PHD20-2243-01 Printhead

The Datamax O'Neil PHD20-2243-01 print head is a thermal transfer replacement component compatible with Datamax H4 series printers. Supplied in its original box, it is intended to deliver consistent, high-contrast black prints for label and barcode applications and to restore printer performance when the existing print head is worn or damaged.

Advantages

The PHD20-2243-01 is engineered for direct compatibility with Datamax H4 models, simplifying installation and reducing downtime. As an original-equipment-type print head, it provides consistent thermal transfer output, uniform print density, and reliable operation across extended print runs.

Suitable for

• Replacing a worn or damaged print head in Datamax H4 printers
• Printing labels and barcodes requiring sharp black contrast
• Maintaining or restoring industrial and commercial printing equipment

Key specifications

• Brand: Datamax
• Manufacturer part number (MPN): PHD20-2243-01
• EAN: 5712505521762
• Printer compatibility: Datamax H4 series
• Printing technology: Thermal transfer
• Packaging: Boxed unit

How to use

Power off the Datamax H4 printer and open the media compartment according to the printer manual. Remove the defective print head following the manufacturer's instructions, taking appropriate electrostatic discharge precautions. Install the PHD20-2243-01 print head into the designated slot, secure connections and the print head assembly, then close the compartment. Power on the printer and run a test print and calibration as described in the printer documentation to ensure correct alignment and print quality.

Recommendations

Use media and ribbons recommended for Datamax H4 printers and perform regular maintenance—such as cleaning platen rollers and the print head—to maximize lifespan and maintain consistent print quality. Replace the print head if print defects persist after cleaning and calibration.