Description
The Epson (model C31CH51011A0) TM-T20III Thermal Receipt Printer is an affordable, entry-level thermal POS receipt printer engineered for UK retailers and hospitality venues. It offers fast printing (up to 250 mm/sec) and high reliability (MTBF ~360,000 hours), with features that minimize paper use (automatic paper reduction) and waste.
Specifications of the TM-T20III Thermal Receipt Printer:
| Feature | Details of TM-T20III Thermal Receipt Printer |
|---|---|
| Print Method | Direct thermal line printing |
| Print Speed | Up to 250 mm/sec (≈9.8 in/s) (receipt mode) |
| Print Resolution | 203 dpi (8 dots/mm) |
| Paper Width | 80 mm standard (supports optional 58 mm paper rolls) |
| Max Roll Size | ≤83 mm diameter (core 12.5 mm) |
| Interface | USB 2.0 (Type B) and RS‑232 serial; built-in drawer kick-out port |
| Cutter | Partial auto-cutter (tear-bar); paper-saving function prints overlapping receipts |
| Sensors | Paper-end sensor and paper near-end sensor |
| Data Buffer | 4 kB or 45 bytes |
| Character Set | ASCII/Numeric, International characters (Euro, etc.), and graphics (128×43 dots) |
| Emulations | ESC/POS; Epson ePOS (for web/mPOS) |
| MTBF (MTBF) | 360,000 hours |
| Mechanism Life | 15 million printed lines |
| Dimensions (W×D×H) | 140 × 199 × 146 mm |
| Weight | 1.7 kg |
| Power Supply | External AC adapter (DC 24 V, 1.8 A) (IEC mains input) |
| Power Consumption | 1.8 A mean (24 V DC), 0.1 A standby |
| Operating System Compatibility | Drivers available for Windows (11/10/8/7), macOS, and Linux (via CUPS) |
| Acoustic Noise | ~55 dB (A) at 300 mm/sec, no paper |
| Humidity (Op/Store) | 10–90 % RH (non-condensing) |
| Temperature (Op/Store) | 5–45 °C / –10–50 °C |
Click the Epson C31CH51011A0 TM-T20III Thermal Receipt Printer for more details.
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