# Serial Adapter Exsys EX-47905 — RS-232 (9-pin) to RS-422/RS-485 (5-pin)

**URL:** https://aio.lv/en/product--exsys-ex-47905--3208177
**Data updated:** 2026-07-24 04:29 (EEST)
**Category:** Other goods
**Manufacturer:** Exsys
**Manufacturer code:** EX-47905
**EAN:** 4718359479052
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 70.99 €
**Prices and availability valid until:** 2026-08-24 23:59
**Price without VAT (21%):** 58.67 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--exsys-ex-47905--3208177

## 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

Exsys EX-47905 is a serial interface adapter converting DB9 RS-232 signals to a 5-pin RS-422/RS-485 connection. It enables communication between devices using different serial standards, useful for industrial equipment, PLCs, instrumentation and legacy systems. The adapter supports straightforward wiring and allows integration of RS-232 equipment into RS-422/485 networks.

## Long description

The Exsys EX-47905 serial adapter is a reliable interface converter designed to seamlessly bridge the gap between different serial communication standards. This device efficiently converts standard DB9 RS-232 signals into a stable 5-pin RS-422 or RS-485 connection. It serves as an essential tool for connecting legacy hardware to modern industrial networks, ensuring smooth data transmission over longer distances and in electrically demanding environments.
Advantages
Using the Exsys EX-47905 interface adapter allows system integrators and technicians to easily incorporate older RS-232 serial devices into established RS-422 and RS-485 infrastructures without replacing existing equipment. The robust construction ensures dependable performance in professional environments. Straightforward physical connections simplify setup, reducing installation time and minimizing potential configuration errors during deployment.
Suitable for
Connecting industrial machinery with RS-232 ports to RS-485 networks
Integrating programmable logic controllers (PLCs) and automation hardware
Interfacing laboratory instruments and measurement devices
Extending serial communication ranges using robust differential signaling
This adapter may not be suitable for consumer electronics lacking serial communication ports or for applications requiring high-speed network protocols like Ethernet or USB. It is strictly designed for serial data conversion and cannot function as a direct network router or protocol translator for non-serial interfaces.
Key specifications
Input interface: RS-232 (9-pin DB9)
Output interface: RS-422 and RS-485 (5-pin terminal block)
Conversion type: Serial signal conversion
Application: Industrial automation and legacy system integration
To use the adapter, connect your RS-232 cable from the source device to the 9-pin port on the converter. Secure the connection using the standard mounting screws. Next, wire the target RS-422 or RS-485 communication lines into the designated 5-pin terminal block, ensuring correct polarity and signal alignment. Verify power requirements and communication parameters such as baud rate on your connected devices before initiating data transfer.
What to consider before purchase
Verify that your devices utilize RS-232 and RS-422 or RS-485 protocols
Check the physical pinout and terminal configuration of your existing hardware
Ensure appropriate cabling is available for both the 9-pin and 5-pin connections
Usage recommendations: Always power down connected equipment before attaching or removing serial cables to prevent electrostatic discharge or interface damage. Ensure proper shielding for long cable runs in industrial environments to maintain signal integrity.

## FAQ

### How much does the Exsys EX-47905 RS-232 to RS-422/485 Adapter cost, and is it available for purchase?

The price is 70.99 € (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 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

## Image

https://aio.lv/img/cache/product/3208177/47587982_large.webp