# Serial Adapter Renkforce RF-4538128 — 1x D‑SUB 9‑pin (female) to 1x D‑SUB 8‑pin (male), orange

**URL:** https://aio.lv/en/product--renkforce-rf-4538128--4133548
**Data updated:** 2026-01-07 09:56 (EET)
**Category:** Serial & Parallel Cables
**Manufacturer:** Renkforce
**Manufacturer code:** RF-4538128
**EAN:** 4064161081021
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 17.99 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 14.87 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--renkforce-rf-4538128--4133548

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.99 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

The Renkforce RF-4538128 is a compact serial adapter converting a 9‑pin D‑SUB female connector to an 8‑pin D‑SUB male connector. Supplied in orange, it enables connection between devices with differing D‑SUB serial ports for data transfer, device programming or legacy equipment interfacing. Simple plug‑in use makes it suitable for technicians and installers needing reliable physical pin adaptation.

## Long description

The Renkforce RF-4538128 is a compact serial adapter that converts a 9‑pin D‑SUB female connector to an 8‑pin D‑SUB male connector. Supplied in orange, the adapter allows connection between devices with different D‑SUB serial ports for data transfer, device programming or interfacing with legacy equipment. Its simple plug‑in design provides a straightforward physical pin adaptation for field technicians and installers.
Advantages
The adapter provides a reliable mechanical conversion between a D‑SUB 9‑pin female and an 8‑pin male connector without additional cabling. Its compact size and bright orange colour make it easy to locate in crowded installations. The product is ready to use immediately and requires no configuration.
Suitable for
Connecting devices with mismatched D‑SUB serial ports
Device programming and firmware updates via serial interfaces
Interfacing with legacy equipment that uses 8‑pin or 9‑pin D‑SUB connectors
Field technicians and installers requiring quick physical pin adaptation
Key specifications
Model: Renkforce RF-4538128
Connectors: 1× D‑SUB 9‑pin (female) to 1× D‑SUB 8‑pin (male)
Colour: Orange
Brand: Renkforce
MPN: RF-4538128
EAN: 4064161081021
How to use
Insert the D‑SUB 9‑pin cable or device plug into the adapter's 9‑pin female connector and connect the adapter's 8‑pin male connector to the target device. Ensure connectors are aligned and fasten any screws if present to secure the connection. No software or driver installation is required; the adapter performs a passive pin conversion for physical compatibility.
Usage recommendations
Use the adapter only for mechanical pin adaptation between compatible D‑SUB serial interfaces. Verify pinouts and signal requirements of connected devices before use to avoid electrical or communication issues. Avoid exposing the adapter to moisture or extreme mechanical stress.

## FAQ

### How much does the Serial Adapter Renkforce RF-4538128 D‑SUB 9F to 8M cost, and is it available for purchase?

The price is 17.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1319 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 13.07.2026 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 Renkforce 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 Renkforce 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/4133548/47574656_large.webp