Star Micronics SK5-31 Kiosk Printer, Direct Thermal, 203 dpi, USB/Serial, Cutter, LED Presenter

The Star Micronics SK5 Label Printer is a compact, industrial-grade direct thermal kiosk module engineered for high-volume label, receipt and ticket applications in retail, kiosks, warehousing and self-service environments. Combining 203 dpi print quality with fast output up to 250 mm/s (approximately 590.6 inch/min), the SK5 family delivers clear barcodes and text while minimizing maintenance thanks to its ink-free thermal technology. Multiple interface options, integrated presenter and built-in cutter enable clean, controlled media handling and easy integration into existing POS and kiosk systems. With adjustable paper guides and support for a variety of roll sizes and media types, the SK5 adapts to diverse deployment requirements while offering proven durability for continuous operation.

Key Features

• High clarity printing: 203 dpi direct thermal output produces sharp text, barcodes and graphics suitable for labels, receipts and tickets.
• Fast throughput: Print speeds up to 250 mm/s (≈590.6 inch/min) reduce wait times in high-traffic or unattended deployments.
• Flexible connectivity: Broad interface support including USB 2.0, RS-232C/Serial and LAN/Gigabit Ethernet simplifies integration with POS and kiosk systems.
• Integrated media handling: Built-in presenter and cutter (full-cut / auto cutter) provide reliable ticket presentation and clean cuts for unattended operation.
• Adaptable media support: Adjustable paper width and multiple paper holder positions accommodate 2–3 in (54–82.5 mm) media and a range of roll diameters.

Specifications

• Brand: Star Micronics
• Product Reference: Star Micronics SK5 Label Printer
• Print Resolution: 203 dpi
• Print Technology / Method: Direct thermal / Direct Line Thermal
• Maximum Print Speed: 250 mm/s (≈590.6 inch/min)
• Maximum Mono Print Speed: 9.84 in/s
• Max Printing Width: 3.15 in (approx. 3 in)
• Adjustable Paper Width Range: 2 - 3 in (54 - 82.5 mm)
• Maximum Paper Roll Diameter: 120 mm, 150 mm (variant-dependent)
• Supported Media Types: Labels, Receipt paper, Tickets
• Connectivity / Interfaces: USB 2.0, Serial (RS-232C), LAN / Gigabit Ethernet
• USB Standard: USB 2.0
• Cutter / Auto Cutter: Yes (full cut, auto cutter)
• Cutter Life Expectancy / Autocutter Durability: 2,000,000 cuts
• Presenter Included: Yes (LED presenter / presenter system)
• Sensors / Built-in Sensors: Near-end, Paper end, Black mark, Presenter sensor
• Paper Ejection Speed: 600 mm/s
• Paper Holder Positions / Adjustable Positions: 12
• Paper Loading Type: Easy Paper Loading
• Printing Media Thickness: 59 - 150 µm
• Power Supply Voltage: 24 V
• Power Supply Current: 2.7 A
• Power Supply Tolerance: ±15%
• Dimensions (W x L x H): 116 x 143.5 x 76.1 mm
• Weight: 910 g
• Case Material: Plastic
• Color Mode: Monochrome (B/W)