Direct thermal POS receipt printing with USB + Serial interface.

The Epson TM-T20III (011) is a direct thermal POS receipt printer designed for checkout counters where printed transaction receipts are required.

This specific model C31CH51011 includes USB and RS-232 Serial interfaces, allowing connection to POS terminals, PCs, or systems using serial communication.

The printer supports 80 mm thermal receipt rolls and 58 mm rolls with a paper guide, and prints receipts at speeds of up to 250 mm per second.

It is typically used in retail stores, restaurants, cafés, pharmacies, and service counters where POS systems generate customer receipts.

Key Features

Direct Thermal Printing
Receipts are printed using thermal paper without ink cartridges or ribbons.

USB + Serial Interface
Model (011) includes USB Type-B and RS-232 Serial connectivity for POS system integration.

Fast Receipt Printing
Maximum printing speed up to 250 mm per second.

Paper Width Compatibility
Supports 80 mm thermal paper rolls and 58 mm rolls using the included spacer.

Automatic Cutter
Integrated cutter separates printed receipts automatically.

ESC/POS Command Support
Compatible with POS systems using Epson ESC/POS command language.

Technical Specifications

Model: Epson TM-T20III (011)
Manufacturer Code: C31CH51011

Print Method: Direct Thermal Line Printing
Resolution: 203 dpi × 203 dpi
Maximum Print Speed: Up to 250 mm/sec

Paper Width: 80 mm / 58 mm (with paper spacer)
Maximum Roll Diameter: 83 mm

Interfaces:
• USB Type-B
• RS-232 Serial
• Drawer Kick-Out Port

Power Supply: AC Adapter C1 (24 V DC)

Dimensions: 140 × 199 × 146 mm
Weight: Approx. 1.7 kg

Operating Temperature: 5 – 45 °C
Operating Humidity: 10 – 90 %

Reliability:
MTBF: Approx. 360,000 hours
MCBF: Approx. 60 million lines

Auto Cutter Life: Approx. 1.5 million cuts

Applications

The Epson TM-T20III (011) printer is commonly used for:

• Retail POS checkout receipts
• Restaurant and café order receipts
• Pharmacy and service counter transactions
• Queue and ticket printing systems
• POS systems requiring USB or Serial receipt printing

Purpose of Use

This printer is used to print transaction receipts generated by POS software systems connected through USB or RS-232 Serial interface.

Businesses typically use the printer for:

• Customer payment receipts
• Transaction confirmations
• Order slips generated by POS systems

Why NEOTECH® UAE

Businesses choose NEOTECH® UAE for POS hardware supply because we provide:

• Clear and accurate technical information
• UAE-based communication and support
• Transparent shipping and return policies
• Assistance selecting compatible POS hardware

NEOTECH® focuses on accurate product documentation and responsible representation of manufacturer specifications.

Delivery & Returns — UAE

Order Cut-off: 2:00 PM GST (Mon–Sat)

Handling Time: 1–2 business days
Transit Time: 3–5 business days

Estimated Delivery: 4–7 business days

Returns: 30 days (new condition only)
Free printable return label.
Refund processing within 15 days.

FAQ - Epson TM-T20III (011)

Q: What interfaces are included in the Epson TM-T20III (011)?
A: This model includes USB Type-B and RS-232 Serial interfaces.

Q: What paper size does the printer support?
A: The printer supports 80 mm thermal paper rolls and 58 mm rolls using the included paper spacer.

Q: Does the printer include a power supply?
A: Yes. The printer package includes AC Adapter C1 and power cable.

Internal Links

POS Receipt Printers UAE
https://neotech.ae/collections/pos-receipt-printers

Thermal Paper Rolls UAE
https://neotech.ae/collections/thermal-paper-rolls

Barcode Scanners UAE
https://neotech.ae/collections/barcode-scanners

Contact NEOTECH® UAE

NEOTECH® — Operated by NEOLYN TECHNOLOGY LLC

Store 13, Computer Building
Al Fahidi, Bur Dubai
Dubai 44245, UAE

Email: support@neotech.ae

Disclaimer — NEOTECH® UAE

Product specifications are based on manufacturer documentation available at the time of publication. Interface configuration may vary depending on the specific printer model ordered. Compatibility with POS software, drivers, and operating systems should be verified before purchase.

NEOTECH® UAE supplies hardware products and does not modify manufacturer specifications.

Last Updated: 17 March 2026 (GST, UTC+4)