Epson TM-T20III Receipt Printer – Best Reliable POS Printer
Epson TM-T20III Receipt Printer offers 250mm/sec thermal printing, USB and RS-232 connectivity, 80mm paper support and barcode printing for POS systems.
Epson TM-T20III USB + Serial Thermal POS Receipt Printer
Direct thermal POS printer designed for retail stores, supermarkets, restaurants, cafés, pharmacies, and other businesses. It supports fast printing speeds of up to 250 mm/sec, USB and RS-232 Serial connectivity, 80 mm receipt paper, automatic cutting, and barcode printing. Its ESC/POS compatibility makes it suitable for integration with various POS systems and receipt-printing applications.
Specifications of Epson TM-T20III Receipt Printer
Feature |
Specification |
|---|---|
Brand |
Epson |
Model |
TM-T20III |
Part Number |
C31CH51011A0 |
Printer Type |
Direct Thermal POS Receipt Printer |
Print Method |
Direct Thermal |
Print Resolution |
203 dpi (8 dots/mm) |
Maximum Print Speed |
Up to 250 mm/sec |
Maximum Print Width |
72 mm |
Paper Width |
80 mm (58 mm with paper guide) |
Auto Cutter |
Yes |
Cutter Life |
Approx. 1.5 million cuts |
Printhead Life |
15 million lines |
MTBF |
360,000 hours |
Interfaces |
USB 2.0, RS-232 Serial |
Cash Drawer Port |
RJ-11 |
Barcode Printing |
Supported |
Command Language |
ESC/POS |
Operating Temperature |
5°C to 45°C |
Dimensions (W × D × H) |
140 × 199 × 146 mm |
Weight |
Approx. 1.7 kg |
Colour |
Black |
Power Supply |
External AC Adapter |
Epson TM-T20III Receipt Printer Connectivity
Ports
- USB 2.0
- RS-232 Serial
- RJ-11 Cash Drawer Port
The Epson TM-T20III supports ESC/POS applications and can print barcodes on receipt paper. It is not a dedicated adhesive barcode label/sticker printer.
What’s in the Box
- Epson TM-T20III Receipt Printer
- AC Power Adapter
- Power Cable
- USB Cable
- Starter Paper Roll
- Paper Roll Spacer
- Wall Mount Bracket
- Power Switch Cover
- Quick Setup Guide
- User Documentation
FAQ
Can the Epson TM-T20III print barcodes?
Yes. It supports barcode printing through its ESC/POS-compatible POS system.
Can it print barcode stickers or adhesive labels?
It is designed for receipt paper and is not a dedicated barcode sticker/label printer.
What paper size does the TM-T20III support?
It supports 80 mm paper rolls and 58 mm paper with the appropriate paper guide.
What is the maximum printing speed?
The maximum printing speed is up to 250 mm/sec.
What connectivity does it provide?
It provides USB 2.0 and RS-232 Serial connectivity, plus an RJ-11 cash drawer interface.

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