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+61 2 9090 4610 
Description
The Citizen CL-S521 is a high-performance industrial direct thermal label printer designed for durability, speed, and seamless integration into demanding environments such as manufacturing, logistics, healthcare, and transportation.
Featuring Citizen’s Hi-Lift metal print mechanism, the CL-S521 ensures reliable label printing at speeds of up to 6 inches per second with quick first-label output—ideal for high-volume workflows. This rugged model supports media widths from 0.5 inch to 4 inch, including wristbands, courier labels, and specialty tags, with an extra-large roll capacity of up to 200 mm external diameter.
Equipped with USB 2.0 and Serial RS-232C interfaces as standard and optional Ethernet, Parallel, or Wi-Fi connectivity, the CL-S521 is future-proof and easily integrates with legacy and modern systems. The printer supports Cross-Emulation, enabling automatic switching between Zebra ZPL-II and Datamax emulations for flexible software compatibility.
Compact yet powerful, the Hi-Open vertical case design ensures easy media access without increasing the printer’s footprint, while the internal power supply keeps your workspace clean and clutter-free.
Product Features
- Direct Thermal printing – no ribbon required
- Prints at up to 6 IPS (150 mm/s) for fast performance
- Durable Hi-Lift all-metal mechanism for industrial-grade reliability
- Hi-Open case allows vertical access with zero footprint expansion
- USB 2.0 + Serial RS-232 interfaces (standard)
- Optional Ethernet, Wi-Fi (802.11b/g), and Parallel connectivity
- Cross-Emulation – Auto-switch between ZPL-II and Datamax
- Adjustable sensors for black mark, gap, and notch detection
- Large media capacity: accepts rolls up to 8 inches (200 mm external)
- Energy-efficient: integrated internal power supply
- Prints labels up to 4 inch wide, on media from 0.5 to 4 inches
- Applications: Logistics, ticketing, healthcare, manufacturing, couriers
Product Specifications
Specification | Details |
Print Method | Direct Thermal |
Print Resolution | 203 dpi (8 dots/mm) |
Max Print Speed | 6 IPS (150 mm/s) |
Max Print Width | 4 inches (104 mm) |
Media Width | 0.5 inch – 4inch |
Media Thickness | 63.5 – 254 µm |
Max Media Roll Diameter | 200 mm external (8”) / 125 mm internal (5”) on 1 inch core |
Max Media Length | 1625 mm (64 inches) |
Interfaces (Standard) | USB 2.0 (Full Speed), RS-232 Serial |
Optional Interfaces | Ethernet (10/100 BaseT), Parallel (IEEE 1284), Wi-Fi (802.11b/g) |
Media Sensors | Adjustable gap, black mark, notch |
Emulations Supported | ZPL-II, Datamax, Cross-Emulation, CBI BASIC Interpreter |
Memory (RAM / Flash) | 16MB SDRAM (1MB user), 4MB Flash (1MB user) |
Mechanism | Hi-Lift all-metal, wide-opening head |
Control Panel | 4 LEDs, 4 control buttons |
Power Supply | Internal (auto-switching) |
Dimensions (W x D x H) | 231mm x 289mm x 183mm |
Weight | 3.6 kg |
Certifications | CE, FCC Class A, C-Tick |
Operating Temperature | 5 – 40°C, 30–85% RH (non-condensing) |
Software Support | Free drivers (Windows, Linux, and others), CD included |
Warranty | 2 Years |
Features
Cable:
- Serial
- USB
Core Size:
1 inch
Cutter Option:
- Auto Cutter
OS Compatability:
- Linux
- Windows
Print Size:
- 4"
Warranty:
2 Years
Print Method:
- Direct Thermal
Interface:
- USB
- Serial / RS232
Adhesive:
- Permanent
Color:
- Dark Grey
Type:
- Monochrome
Print Speed :
- 6
Printer Type / Suitable For:
- Desktop
Print Width:
- 4 inch
