# Serial Cable EXSYS EX-1303 Black 1.8m USB A to 9 Pin

**URL:** https://aio.lv/en/product--exsys-ex-1303--1082620
**Data updated:** 2025-12-29 05:36 (EET)
**Category:** Serial & Parallel Cables
**Manufacturer:** Exsys
**Manufacturer code:** EX-1303
**EAN:** 4718359013034
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 81.49 €
**Prices and availability valid until:** 2026-07-07 23:59
**Price without VAT (21%):** 67.35 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--exsys-ex-1303--1082620

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 08.07.2026 | free |
| Pickup points | 13.07.2026 | 1.99 EUR |
| Courier delivery to door | 13.07.2026 | 4.99 EUR |

## Summary description

The EXSYS EX-1303 is a high-quality serial cable with a length of 1.8 meters. It features a USB A connector on one end and a 9-pin connector on the other, making it ideal for connecting devices that require serial communication. The cable is designed for durability and reliability, ensuring stable data transfer. With a sleek black design, it is both functional and aesthetically pleasing. Perfect for various applications in home and office environments.

## Long description

The EXSYS EX-1303 USB 1.1 to Serial RS-422/485 cable provides one high-performance 16C550-type UART compatible RS-422/485 serial port. It connects a PC, thin client or server to RS-422/485 equipment via a USB A port, offering instant COM port expansion without opening the computer. The cable is 1.8 meters long, finished in black, and designed for reliable serial data transfer.
Advantages
This USB-to-serial cable supports RS-422 and RS-485 interfaces and uses a 16C550-compatible UART for wide compatibility with serial devices and software. Installation is simple and does not require internal hardware changes, allowing quick addition of a COM port through a USB 1.1/2.0 connection. The 1.8 m length provides flexibility for desktop or rack installations while the black cable design suits office and industrial environments.
Suitable for
Connecting industrial controllers and PLCs with RS-422/RS-485 interfaces
Serial communication for POS, metering, or automation equipment
Adding a COM port to thin clients, PCs or servers without opening the case
Field service and maintenance tasks requiring reliable serial connections
Key specifications
Model: EXSYS EX-1303
Interface: USB A (to host) to 9-pin RS-422/RS-485 serial
UART: 16C550-type compatible
USB compatibility: USB 1.1 and USB 2.0
Cable length: 1.8 m
Color: Black
MPN: EX-1303
EAN: 4718359013034
How to use
Install any required drivers on the host system if prompted, then plug the USB A connector into an available USB 1.1/2.0 port. Connect the 9-pin serial end to the RS-422/RS-485 device using the appropriate wiring and terminators as required by your equipment. The host will recognize the cable as a COM port; configure baud rate and serial settings in your application or operating system to match the connected device.
Usage recommendations
Use the EX-1303 with properly grounded equipment and verify RS-422/485 termination and biasing for stable communication. For best results, install the latest driver from the manufacturer and avoid excessive cable bending to maintain signal integrity.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.2 kg |
| Cable length | 1.8 m |
| Product colour | Black |
| Connector 1 | 1 x USB A |
| Connector 2 | 1 x 9 pin |
| Connector 1 gender | Male |
| Connector 2 gender | Male |
| Quantity per pack | 1 pc(s) |

## FAQ

### How much does the Serial Cable EXSYS EX-1303 cost, and is it available for purchase?

The price is 81.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 08.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Exsys products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Exsys service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### Where can I download the instructions for Serial Cable EXSYS EX-1303?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/1082620/64136312_large.webp