Citizen
Citizen CL-S621 / CL-S631 / CL-E730 Thermal Replacement Printhead
Citizen CL-S621 / CL-S631 / CL-E730 Thermal Replacement Printhead
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Ensure crisp, smudge-free barcode printing and uninterrupted operational uptime with Original Citizen Thermal Replacement Printheads. Designed and precision-manufactured by Citizen Systems, these genuine thermal printheads provide high-density dot alignment, optimal thermal heat transfer, and long service life across direct thermal (DT) and thermal transfer (TT) barcode label applications.
Whether you require standard 203 dpi resolution for high-speed logistics and shipping labels, or high-definition 300 dpi resolution for compliance tracking, tiny pharmaceutical vials, and dense 2D DataMatrix symbologies, authentic Citizen printheads maintain factory-grade print contrast and prevent expensive scanner read failures across enterprise supply chains.
Compatible Citizen Printer Models
- Citizen CL-S621 Series: Compatible with Citizen CL-S621, CL-S621II (203 dpi, 8 dots/mm direct thermal & thermal transfer desktop printers).
- Citizen CL-S631 Series: Compatible with Citizen CL-S631, CL-S631II (300 dpi, 12 dots/mm precision desktop barcode printers).
- Citizen CL-E730 Series: Compatible with Citizen CL-E730, CL-E730DT (300 dpi, 12 dots/mm industrial-grade tabletop label printers).
Key Features & Performance Highlights
- 100% Genuine Citizen OEM Component: Guarantees perfect mechanical fit, accurate thermal resistance matching, and full factory performance without voiding printer warranty.
- Crisp Edge Definition & Contrast: Eliminates barcode line spreading, voids, and edge blur to achieve top ISO/ANSI barcode verification grades.
- Drop-in Field Replaceable Unit (FRU): Designed for rapid, tool-less or single-screw replacement by on-site technicians, minimizing production line downtime.
- Dual Thermal Mode Support: Engineered for both Direct Thermal (DT) paper labels and Thermal Transfer (TT) wax, wax-resin, and resin ribbons on synthetic face stocks.
- Reinforced Protective Coating: Proprietary thick-film glaze layer resists abrasive label media and thermal stress for extended printhead lifespan.
Technical Specifications & Selection Guide
| Parameter | Specification Details |
|---|---|
| Product Type | Genuine OEM Thermal Barcode Printhead |
| Manufacturer / Brand | Citizen Systems |
| Available Models & Resolutions |
• CL-S621 Printhead: 203 dpi [8 dots/mm] (Part No. JM14705-0) • CL-S631 Printhead: 300 dpi [12 dots/mm] (Part No. JM14706-0) • CL-E730 Printhead: 300 dpi [12 dots/mm] |
| Print Width Capacity | 4.1 inches [104.1 mm] max. printable width |
| Printing Technology | Direct Thermal (DT) & Thermal Transfer (TT) |
| Condition | 100% Brand New, Factory Sealed in Anti-Static Packaging |
Maintenance & Longevity Recommendations
To maximize the service life of your new Citizen printhead, clean the heating elements regularly using 99% pure isopropyl alcohol cleaning swabs or thermal printhead cleaning pens whenever replacing media or ribbon rolls. Avoid touching the ceramic heater line with bare fingers or sharp metal objects.
