The Citizen CL-S6621 is an industrial wide-format label printer designed for applications in logistics, transportation, manufacturing, and warehousing. It supports both thermal transfer and direct thermal printing technologies, making it suitable for printing labels up to 6 inches wide. The printer features a metal printing mechanism and an ABS housing, while the top-opening design simplifies media and ribbon replacement. Its compact footprint allows installation in environments where workspace is limited.

Technical Specifications

Model: Citizen CL-S6621
Printing Technology: Thermal Transfer / Direct Thermal
Resolution: 203 dpi
Maximum Print Speed: 150 mm/s (6 ips)
Maximum Print Width: 168 mm (6 inches)
Media Width: 50–178 mm
Maximum Media Roll Diameter: 125 mm
Media Core Size: 25.4–76 mm
Media Thickness: 63.5–254 μm
Media Length: 6.35–812.8 mm
Media Sensors: Adjustable gap, notch, reflective black mark, and media-low sensor
Standard Interfaces: USB 2.0, RS-232C Serial
Optional Interfaces: Ethernet 10/100 Base-T, Wireless LAN 802.11b/g, IEEE 1284 Parallel
Ribbon Capacity: Maximum outside diameter 74 mm, length 360 m, core size 25 mm
Ribbon Types: Wax, Wax/Resin, Resin
Ribbon Control: ARCP automatic ribbon tension adjustment
Mechanism: Hi-Lift metal mechanism with wide-opening print head
Control Panel: 4 buttons, 4 LEDs
Flash Memory: 8 MB total, 1 MB user available
Printer Languages: Datamax, Zebra ZPL-II, Cross-Emulation, BASIC Interpreter
Dimensions (W × D × H): 303 × 290 × 273 mm
Weight: 7.9 kg
Cutter: Guillotine type, dealer-installable
Warranty: 2 years for the printer; 6 months or 50 km for the printhead.