Description
Citizen CL-S6621 Label Printer: High-Performance 6-Inch Printing
The Citizen CL-S6621 is a game-changer for businesses requiring wide-format label printing without the bulky footprint of a traditional industrial printer. This 6-inch thermal transfer printer combines the rugged durability of a metal mechanism with the cost-effectiveness of a desktop unit. Designed to handle labels up to 168mm wide, it is the perfect solution for pallet labeling, logistics, and warehousing applications where clarity and reliability are non-negotiable.
With its unique Hi-Open™ housing and Hi-Lift™ mechanism, the CL-S6621 makes media loading and ribbon replacement incredibly simple, reducing downtime and increasing productivity in fast-paced environments.
Key Features
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Wide Format Printing: Capable of printing labels up to 6 inches (168mm) wide, ideal for compliance and shipping labels.
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All-Metal Mechanism: Features the durable Citizen Hi-Lift™ metal mechanism for long-lasting performance and easy access.
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Internal Power Supply: Eliminates bulky external “power bricks,” saving desk space and improving reliability.
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Automatic Ribbon Tensioning: The ARCP™ (Active Ribbon Control & Positioning) system prevents ribbon wrinkling and ensures crisp print quality.
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Cross-Emulation: Automatically detects and switches between Zebra® and Datamax® languages for seamless integration.
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Compact Design: Offers the capabilities of an industrial printer while maintaining a compact desktop footprint.
Technical Specifications
| Feature | Specification |
| Print Technology | Thermal Transfer & Direct Thermal |
| Resolution | 203 dpi (8 dots/mm) |
| Print Speed | Up to 150 mm/s (6 inches per second) |
| Max Print Width | 168 mm (6.6 inches) |
| Media Width | 50 mm to 178 mm |
| Roll Size (max) | 125 mm (5 inches) outer diameter |
| Ribbon Length | Up to 360 meters (ink side in or out) |
| Interfaces | Standard USB and Serial (RS-232C); Optional Ethernet / Parallel |
| Memory | 32MB Flash, 8MB SDRAM |
| Dimensions | 303 x 290 x 273 mm |
| Weight | Approx. 7.9 kg |







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