Overview
The Speed-x SP-350U is a dedicated, stationery thermal receipt printer designed for point-of-sale (POS) systems. Its standout feature is its very high 300mm/s printing speed, making it significantly faster than many standard models. It uses a USB interface for easy connectivity and is built for durability in demanding settings like busy restaurants, retail stores, and supermarkets.
Key Features & Specifications
| Feature | Description |
|---|---|
| Printer Type | Direct Thermal |
| Print Width | 80mm (approx. 3.1 inches) |
| Print Speed | Up to 300mm/s (This is its key selling point) |
| Paper Roll Size | Outer Diameter: ≤ 83mm, Core Diameter: 25mm (Standard receipt roll) |
| Interface | USB (Typically uses USB-B port on the printer) |
| Resolution | 203 DPI (Dots Per Inch) – Standard for crisp text and barcodes. |
| Paper Loading | Automatic or manual feed; likely features a quick-release mechanism. |
| Cutter | Automatic Cutter is standard, cutting each receipt after printing. |
| Duty Cycle | High duty cycle, designed for continuous all-day printing. |








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