Citizen CL-S631II Direct Thermal Barcode Printer
The Citizen CL-S631II is a professional-grade desktop label printer engineered for businesses requiring high-quality barcode printing at an affordable price point. With 300 DPI resolution and dual thermal printing capabilities, this barcode printer delivers crisp, EAN-compliant barcodes, logos, and images ideal for retail, logistics, healthcare, and manufacturing environments. The Cross-Emulation technology with Zebra and Datamax compatibility ensures seamless integration into existing workflows without costly software modifications.
Key Features
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300 DPI Resolution — Produces sharp, professional-quality barcodes and graphics
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Direct Thermal & Thermal Transfer — Flexible printing modes for labels and receipts
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Cross-Emulation Technology — Native Zebra and Datamax emulation for plug-and-play compatibility
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Multiple Connectivity — Serial, USB, and Parallel ports for legacy and modern system integration
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Desktop Form Factor — Compact design ideal for retail counters, warehouses, and office environments
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EAN-Compliant Barcodes — Meets international barcode standards for retail and logistics
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Cost-Effective Operation — Low consumable costs with high-volume printing capability
Technical Specifications
| Specification |
Details |
| Manufacturer |
Strategic Sourcing |
| Model |
CL-S631II Type II |
| Part Number |
CL-S631II-PFUBK |
| Print Resolution |
300 DPI |
| Print Technology |
Direct Thermal & Thermal Transfer |
| Connectivity |
Serial, USB, Parallel |
| Emulation Support |
Zebra, Datamax |
| Form Factor |
Desktop |
| Color |
Gray |
Frequently Asked Questions
What is the difference between direct thermal and thermal transfer printing?
Direct thermal printing uses heat-sensitive labels and requires no ink or ribbon, making it ideal for short-term labels like shipping and receipts. Thermal transfer printing uses a ribbon to transfer ink onto labels, providing longer-lasting, color-capable output suitable for durable asset tags and inventory labels. The CL-S631II supports both modes for maximum flexibility.
Is the Citizen CL-S631II compatible with existing Zebra printer software?
Yes. The Cross-Emulation technology built into the CL-S631II provides native Zebra and Datamax printer language emulation, allowing you to use existing label design software and print drivers without modification or reconfiguration.
What connectivity options does this desktop barcode printer offer?
The CL-S631II includes Serial, USB, and Parallel ports, enabling compatibility with legacy systems, modern computers, and networked environments. This multi-port design ensures seamless integration into diverse IT infrastructures.
Can the CL-S631II print EAN-compliant barcodes?
Yes. With 300 DPI resolution and support for standard barcode symbologies, the CL-S631II label printer produces crisp, scannable EAN barcodes that meet international retail and logistics standards.
