Serial Port Printer

Serial port printers are devices that connect to computers, POS terminals and industrial controllers using RS-232 or similar serial interfaces. These printers are chosen when compatibility with legacy equipment, simple wiring, and stable point-to-point communication are required. Typical products include compact receipt printers, label printers and small line or dot-matrix units designed for harsh environments. Buyers select serial port printers for durable, low-bandwidth print tasks where USB or network connections are unavailable or unsuitable. Models vary by print technology, speed and supported control commands.

Use cases of Serial Port Printer

Common applications for serial port printers include:

• Point-of-sale systems that require RS-232 connectivity for tills and cash registers.
• Industrial automation where printers are controlled by PLCs or legacy controllers.
• Labeling and barcode printing in warehouses with serial-based scanners or scales.
• Embedded systems and kiosks with minimal interfaces and long-distance serial links.
• Environments demanding simple, robust communication without network configuration.

Types of Serial Port Printer

Serial port printers are available in several form factors and print technologies:

• Thermal receipt printers — compact and fast for point-of-sale receipts and tickets.
• Direct thermal label printers — used for short-life labels and shipping tags.
• Dot-matrix and line printers — impact printers for multipart forms and durable receipts.
• Desktop and compact serial printers — suited for kiosk and embedded applications.
• Industrial-grade serial printers — ruggedized units for factory floors and harsh conditions.

Key features to consider

When selecting a serial port printer, pay attention to:

• Interface and protocols — RS-232 voltage levels, baud rates, and supported command sets (ESC/POS, custom protocols).
• Print technology and media — thermal vs. impact, label width, and roll or fanfold compatibility.
• Physical durability — enclosure rating, operating temperature range and duty cycle.
• Speed and resolution — lines per second or dpi depending on receipt or label requirements.
• Driver and software support — compatibility with your operating system and existing software stack.
• Connectivity options — some models offer parallel, USB or Ethernet in addition to serial ports for future flexibility.

How to choose Serial Port Printer

To choose the right serial port printer, first define the application requirements: receipt or label printing, expected print volume and environmental conditions. Verify the controller supports the printer's serial parameters and command set to ensure reliable communication. Match print technology to media needs — thermal for quiet, fast receipts; impact for multi-part forms. Consider enclosure size and mounting options for kiosks or counters. Check driver availability and whether additional interfaces are needed for integration. Finally, compare manufacturer specifications for duty cycle, maintenance requirements and warranty to select a model that fits operational demands.

Which dot matrix printers are the most popular and affordable in 2026?

The full list of popular models at affordable prices is available on this page. In 2026, the following models show high demand and an excellent price-to-quality ratio:

• Printer Dot matrix Epson LX-350 Standard Black for 239.49€
• Printer Dot matrix Epson LQ-630 Standard Black for 508.49€
• Printer Epson LQ-590II Mono Dot matrix Black for 637.49€

Why is it worth buying dot matrix printers at AiO.lv?

At the AiO.lv online store, you can place an order at a great price with delivery across Latvia — to Riga, Daugavpils, Liepaja, Jurmala, Ventspils, and other cities, as well as throughout Europe. We offer products from leading manufacturers: ADATA, Epson, OKI, Citizen, Printronix, BIXOLON, Dascom, tally dascom, ic intracom, HMD. When you shop with us, you get:

• official warranty and guaranteed quality;
• convenient payment options (including installment and credit);
• fast and reliable delivery across Latvia and to any EU country.

FAQ

Where can you find a dot matrix printers with cheap prices?

You can buy cheaper at the AiO.lv online store. We offer competitive prices and regular discounts, so you always have the chance to find a great deal.

What is the delivery time for dot matrix printers?

If you place your order today, delivery will take between 1 and 5 business days depending on the chosen method.

How long is the warranty period for dot matrix printers?

Our store provides an official manufacturer’s warranty ranging from 12 to 36 months, depending on the model and brand. If needed, you can always contact our customer service department or the manufacturer’s authorized service center for support.

Are dot matrix printers purchasable with leasing?

Yes, if the selected product costs more than €50. You can learn more about installment purchase options and the terms of application on the Payment page.

Can dot matrix printers be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and throughout Europe. All product prices are shown with VAT included. In certain cases, a 0% VAT rate may apply — for example, when purchasing from other EU countries with a valid VAT number. We issue an invoice immediately after the order is placed, support BIS electronic invoices, and automatically generate all required accounting documents. To complete a purchase for a company, simply select the company profile during checkout.