Thermal Receipt Printer SUNMI NT 311 80mm — USB, Wi‑Fi connectivity

SUNMI NT 311 is a compact thermal receipt printer that prints on 80mm paper rolls and is intended for point-of-sale and retail environments. The device supports USB and Wi‑Fi connectivity, allowing integration with cash registers, tablets and POS systems. Designed for countertop or kiosk placement, the printer focuses on straightforward receipt printing, quick paper loading and stable connection options for everyday transaction processing.

Advantages

The SUNMI NT 311 combines a small footprint with thermal printing technology to deliver quiet, fast receipt output without the need for ink. Built-in Wi‑Fi and USB interfaces provide flexible connection options for different POS setups, while compatibility with standard 80mm paper rolls ensures widespread consumable availability. The printer’s design emphasizes simple media loading and reliable feed performance to reduce downtime during busy retail hours.

Suitable for

• Retail checkout counters and small shops
• Cafés, quick-service restaurants and takeaways
• Ticketing kiosks and information desks
• Mobile POS setups where Wi‑Fi or USB connection is required

Key specifications

• Printing technology: Direct thermal printing
• Paper width: 80 mm
• Connectivity: USB and Wi‑Fi
• Mounting/placement: Countertop or kiosk use; compact footprint
• Media handling: Front/top paper loading with automatic cutter or tear bar (depending on configuration)

How to use

Install the SUNMI NT 311 on a stable counter surface and connect power. For USB connection, plug the USB cable into the host device and confirm the printer is recognized by the POS system or tablet. For Wi‑Fi operation, use the printer’s network setup procedure to join the local wireless network, then add the printer in the POS software using its network address. Load standard 80mm thermal paper by opening the cover, placing the roll with the paper feeding from the bottom, and routing the paper through the cutter or slot. Configure paper size and print settings in your POS application and perform a test print to verify alignment and network or USB status.

Usage recommendations

Use only thermal paper designed for 80mm printer models and store paper rolls in a dry environment to avoid print quality degradation. Keep the print head and cutter area free of debris; perform periodic cleaning with recommended tools to maintain print clarity and extend service life. When using Wi‑Fi, ensure a stable local network and place the printer within good signal range of the access point to avoid interrupted transactions.