Sewoo Printer LK-B425
The Sewoo LK-B425 is a compact 4-inch direct thermal label printer designed for fast, high-quality printing in retail, logistics, and healthcare environments. It features up to 127 mm/s print speed, 203 dpi resolution, and versatile media handling. With standard USB, serial, and Ethernet connectivity, plus optional Wi-Fi/Bluetooth. It supports various 1D/2D barcodes and is compatible with ZPL II/EPL II commands. Ideal for space-constrained workspaces, it also offers optional auto-cutter and Jog-Dial control for easy operation.
Key Features:
- Direct thermal printing: no ink or toner required—just heat-reactive labels for low-cost, low-maintenance operation.
- Fast print speed: up to 127 mm/sec (approx. 5 in/s); some specs note up to 152 mm/sec.
- 4″ width & long print length: supports up to 104 mm (4.1″) wide media and print lengths up to 1,000 mm (39.3″) .
- 203 dpi resolution: ensures clear, crisp text, barcodes, and graphics.
- Versatile media handling: accommodates rolls, fanfold, continuous, labels, tags—paper width 25–114 mm; thickness 0.06–0.20 mm.
- Multiple connectivity options: USB, serial (RS‑232C), Ethernet standard; Wi‑Fi and Bluetooth optional.
- Jog‑Dial control: adjust print density directly on the unit without a PC—5 settings for fine-tuned output.
- Optional auto‑cutter & external paper supply: enhances workflow efficiency and media capacity.
- Barcode & code support: prints 1D (e.g., Code 39, UPC‑A) and 2D (QR, PDF417, Data Matrix) codes; ZPL II/EPL II command-compatible.
- Compact build: desktop-sized, dimensions ~182 × 120 × 123 mm; weighs ~1.5 kg—ideal for kiosks and small workspaces.
- Robust internal specs: Cortex‑M4 CPU, 16 MB SDRAM, 8 MB flash, multiple sensors (gap, black‑mark, cover‑open)
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