# USB to RS-232 Adapter EXSYS EX-1304 Black Silver

**URL:** https://aio.lv/en/product--exsys-ex-1304--1083691
**Data updated:** 2026-07-24 04:28 (EEST)
**Category:** Cable Adapters & Converters
**Manufacturer:** Exsys
**Manufacturer code:** EX-1304
**EAN:** 4718359013041
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 38.99 €
**Prices and availability valid until:** 2026-08-23 23:59
**Price without VAT (21%):** 32.22 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--exsys-ex-1304--1083691

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 24.08.2026 | free |
| Pickup points | 27.08.2026 | 1.79 EUR |
| Courier delivery to door | 27.08.2026 | 4.99 EUR |

## Summary description

The EXSYS USB/RS-232 Adapter EX-1304 features USB 2.0 and RS-232 connectors, allowing seamless connectivity between modern USB devices and legacy RS-232 equipment. Its sleek black and silver design ensures compatibility with various setups. Ideal for data transfer and device communication, this adapter is a reliable solution for users needing to connect older devices to newer systems.

## Long description

The USB to RS-232 Adapter EXSYS EX-1304 Black Silver is a reliable solution designed to bridge modern computer systems with legacy serial equipment. Featuring a compact form factor, this adapter provides instant COM port expansion through a standard USB connection, making it suitable for PCs, thin clients, and servers without the need to open the computer system.
Advantages
This adapter offers seamless connectivity by equipping modern devices with a high-performance 16C550-type UART compatible RS-232 serial port. Its plug-and-play capability allows for easy installation while the system is running. Additionally, the integrated LED indicators for TXD and RXD provide clear visual feedback on data transmission status, ensuring straightforward monitoring during operation.
Suitable for
Connecting older RS-232 serial devices to modern computers via USB
Data transfer and device communication in office or industrial environments
Expanding COM ports on PCs, thin clients, and servers
When it may not be suitable
This adapter is not designed for non-serial connections or devices requiring high-speed USB data transfer rates beyond standard RS-232 capabilities. It may also not suit environments where dedicated internal expansion cards are strictly required instead of external USB dongles.
Key specifications
USB 2.0 interface
RS-232 serial port connector
16C550-type UART compatible
Male to male connection type
LED indicators for TXD and RXD
Silver and black color scheme
How to use
To use the adapter, connect the USB end into an available USB port on your running computer system. The operating system will recognize the hardware, allowing you to install any necessary drivers. Once configured, connect your RS-232 serial cable to the adapter port to begin communication with your legacy equipment.
What to consider before purchase
Verify that your operating system supports USB-to-serial driver installations
Check the connector type of your legacy device to ensure compatibility with standard RS-232 ports
Confirm whether your application requires a 16C550 UART compatible serial interface
Usage recommendations
Ensure proper driver installation before initiating data transfer tasks and monitor the TXD and RXD LED indicators to verify active communication between connected devices.

## Specifications

### Operational conditions

| Feature | Value |
|---|---|
| Storage temperature (T-T) | -40 - 75 |
| Operating temperature (T-T) | 0 - 55 |
| Relative humidity | 5 - 95 |

### Performance

| Feature | Value |
|---|---|
| Compatible operating systems | Win98SE/ ME/ XP/ 2000/ 2003/ Vista/ 7/ 8 (32&64-Bit), WinCE/ Linux/ Mac OS 10.x |
| USB required | Yes |
| Baud rate | 921.6 Kbit/s |
| Data bits | 6, 8, 7, 5 |
| Stop bits | 2, 1.5, 1 |
| FIFO (First In, First Out) | 16 |

### Features

| Feature | Value |
|---|---|
| Product colour | Silver, Black |
| Connector 1 | USB 2.0 |
| Connector 2 | RS-232 |
| Connector 1 gender | Male |
| Connector 2 gender | Male |

### Packaging content

| Feature | Value |
|---|---|
| Manual | Yes |
| Drivers included | Yes |
| Quantity per pack | 1 pc(s) |

### Weight & dimensions

| Feature | Value |
|---|---|
| Height | 18 mm |
| Width | 36 mm |
| Depth | 32 mm |

## FAQ

### How much does the USB to RS-232 Adapter EXSYS EX-1304 cost, and is it available for purchase?

The price is 38.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 72 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 24.08.2026 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: connector 2, connector 1, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for USB to RS-232 Adapter EXSYS EX-1304?

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/1083691/56573667_large.webp