# Serial adapter D-sub 9M to 25F pin OEM 12.03.6510

**URL:** https://aio.lv/en/product--oem-12036510--3523910
**Data updated:** 2025-12-29 11:00 (EET)
**Category:** Cable Adapters & Converters
**Manufacturer:** OEM
**Manufacturer code:** 12.03.6510
**EAN:** 8716309012720
**Warranty:** 6 Months
**Availability:** Available for order
**Price:** 3.99 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 3.30 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--oem-12036510--3523910

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

Serial D-sub adapter for converting a 9-pin male (9M) serial connector to a 25-pin female (25F) D-sub interface. Branded OEM, model 12.03.6510, it enables connection between devices with different D-sub serial port formats for data transfer, legacy equipment, industrial controllers and instrumentation. Compact, useful for diagnostics, programming and interfacing older hardware.

## Long description

Serial D-sub adapter that converts a 9-pin male (9M) connector to a 25-pin female (25F) D-sub interface. OEM model 12.03.6510 allows connection between devices with different D-sub serial port formats for data transfer and interfacing of legacy hardware, industrial controllers and instrumentation. The compact adapter is suitable for diagnostics, programming and simple cabling tasks where a 9-pin to 25-pin conversion is required.
Advantages
The adapter provides a straightforward mechanical and electrical conversion from a 9-pin male serial plug to a 25-pin female D-sub socket without additional electronics. Its OEM construction supports standard D-sub pinouts and helps avoid rewiring or replacing cables and devices. The compact form factor simplifies connections in tight spaces and for temporary diagnostic or programming setups.
Suitable for
 Connecting a device with a 9-pin male serial port to equipment with a 25-pin female D-sub port
 Legacy computers, industrial controllers and instrumentation requiring signal conversion
 Diagnostics, firmware programming and temporary interfacing during maintenance
Key specifications
 Model (MPN): 12.03.6510
 EAN: 8716309012720
 Connector A: D-sub 9-pin male (9M)
 Connector B: D-sub 25-pin female (25F)
 Type: Passive serial adapter (mechanical pin mapping)
How to use
Firmly plug the 9-pin male connector into the corresponding 9-pin serial port of the source device and secure the connection using the D-sub fastening screws if present. Then connect the 25-pin female side to the mating 25-pin male cable or port on the target device. Verify pinout compatibility and signal requirements (voltage levels, ground) before powering connected equipment to ensure correct operation.
Usage recommendations
Use this adapter for temporary or diagnostic connections and where pinout compatibility is confirmed; avoid relying on it for long-term installations without verifying signal and grounding requirements of both devices.

## FAQ

### How much does the Serial adapter D-sub 9M–25F OEM 12.03.6510 cost, and is it available for purchase?

The price is 3.99 € (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 01.07.2026 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, Bank cards on-line, Apple Pay, Google Pay. 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 OEM 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 OEM 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/3523910/51109535_large.webp