# DB9 to 3.5mm Serial Cable StarTech 1m Black RS232 Male

**URL:** https://aio.lv/en/product--startech-9m351m-rs232-cable--10826141
**Data updated:** 2025-12-30 12:43 (EET)
**Category:** Audio & Video Cables
**Manufacturer:** StarTech
**Manufacturer code:** 9M351M-RS232-CABLE
**EAN:** 0065030893565
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 15.49 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 12.80 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--startech-9m351m-rs232-cable--10826141

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

The StarTech.com DB9 to 3.5mm Serial Cable is 1 meter long with a DB-9 male connector and a 3.5mm connector. It is ideal for configuring serial devices like projectors and digital signage, ensuring reliable connectivity for various applications.

## Long description

The StarTech DB9 to 3.5mm Serial Cable (1 m) provides a direct RS-232 connection between devices with a male DB-9 serial port and devices using a 3.5mm serial jack. Designed for configuring and calibrating equipment such as TVs, projectors and digital signage, this cable carries standard RS-232 signals for remote serial control and calibration.
Advantages
High-quality construction includes aluminum-mylar shielding and metal-shell connectors to reduce electromagnetic interference. Molded PVC connector housings with strain reliefs and a durable PVC jacket protect against abrasion and cable stress. Integrated thumbscrews on the DB-9 connector secure the connection and help prevent accidental disconnection that could cause data loss or corruption. The product is backed by lifetime support with free 24/5 multilingual technical assistance.
Suitable for
Remote RS-232 control and calibration of TVs
Serial configuration of projectors
Connecting digital signage devices with a 3.5mm serial jack
Any application requiring a DB9 male to 3.5mm serial interface
Key specifications
Length: 1 m
Connectors: DB9 male to 3.5mm plug
Pinout: DB9 Pin 3 → 3.5mm Tip; DB9 Pin 2 → 3.5mm Ring; DB9 Pin 5 → 3.5mm Sleeve
Shielding: Aluminum-mylar
Jacket and connectors: PVC with strain relief
Brand/Model: StarTech, 9M351M-RS232-CABLE
EAN: 0065030893565
How to use
Connect the DB-9 male end to the serial port of the control unit and insert the 3.5mm plug into the device's serial jack. Tighten the integrated thumbscrews on the DB-9 connector to secure the connection. Ensure both devices share compatible RS-232 settings (baud rate, parity, data bits, stop bits) before initiating communication. Observe proper cable routing to avoid severe bends or excessive tension.
Usage recommendations
If operating in environments with potential electromagnetic interference, keep the cable routed away from high-voltage power lines and large motors to maintain signal integrity. For long-term installations, periodically check the connector strain reliefs and thumbscrews for wear and secure fit.

## Specifications

| Feature | Value |
|---|---|
| Relative humidity | 30 - 75 |
| Cable jacket material | Polyvinyl chloride (PVC) |

### Features

| Feature | Value |
|---|---|
| Cable length | 1 m |
| Product colour | Black |
| Connector 1 | DB-9 |
| Connector 2 | 3.5mm |
| Connector 1 form factor | Straight |
| Connector 2 form factor | Straight |
| AWG wire size | 28 |
| Connector 1 gender | Male |
| Connector 2 gender | Male |

### Operational conditions

| Feature | Value |
|---|---|
| Storage temperature (T-T) | -20 - 60 |
| Operating temperature (T-T) | -20 - 60 |

### Sustainability

| Feature | Value |
|---|---|
| Sustainability compliance | Yes |
| Sustainability certificates | RoHS |

### Logistics data

| Feature | Value |
|---|---|
| Master (outer) case height | 310 mm |
| Master (outer) case width | 388 mm |
| Master (outer) case length | 340 mm |
| Products per master (outer) case | 200 pc(s) |

### Weight & dimensions

| Feature | Value |
|---|---|
| Cable diameter | 3.5 mm |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 23 g |
| Package depth | 220 mm |
| Package height | 10 mm |
| Package width | 128 mm |

## FAQ

### How much does the DB9 to 3.5mm Serial Cable StarTech 1m cost, and is it available for purchase?

The price is 15.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 132 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 09.07.2026 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: Cash payment, 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 StarTech 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 StarTech 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, cable length, 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 DB9 to 3.5mm Serial Cable StarTech 1m?

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/10826141/60145981_large.webp