# InLine 76623E Internal PCIe x1 Interface Card with 4x RS-232 Serial Ports and Low Profile Bracket

**URL:** https://aio.lv/en/product--inline-76623e--12703933
**Data updated:** 2026-10-11 04:17 (EEST)
**Category:** I/O Adapters & Controllers
**Manufacturer:** InLine
**Manufacturer code:** 76623E
**EAN:** 4043718354450
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 56.49 €
**Prices and availability valid until:** 2026-11-11 23:59
**Price without VAT (21%):** 46.69 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--inline-76623e--12703933

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.11.2026 | free |
| Pickup points | 12.11.2026 | 1.99 EUR |
| Courier delivery to door | 12.11.2026 | 4.99 EUR |

## Summary description

InLine 76623E internal PCIe x1 interface card designed to add four RS-232 serial ports to your computer system. Features a 256-byte FIFO buffer, adjustable data bits, and multiple parity options. Ideal for connecting legacy serial devices, industrial automation equipment, and specialized peripherals. Compatible with various Windows and Linux operating systems, featuring a low profile design suitable for compact desktop enclosures.

## Long description

The InLine 76623E internal PCIe x1 interface card is designed to add four RS-232 serial ports to your computer system. Featuring a 256-byte FIFO buffer, adjustable data bits, and multiple parity options, this controller ensures reliable data transmission for various serial communication tasks. It is ideal for connecting legacy serial devices, industrial automation equipment, and specialized peripherals to modern hardware.
Advantages
This PCIe x1 interface card offers a convenient solution for expanding your system with four independent RS-232 serial interfaces using a single PCI Express slot. The inclusion of a 256-byte FIFO buffer per port helps prevent data loss during high-speed communication. Furthermore, the flexible configuration options for data bits, parity, and baud rates allow seamless adaptation to specific application requirements, while the included low-profile bracket ensures compatibility with compact computer enclosures.
Suitable for
Connecting legacy serial devices such as barcode scanners and modems
Industrial automation equipment and programmable logic controllers
Measurement and test systems in laboratories
Point-of-sale systems and specialized embedded peripherals
This product may not be suitable if your computer system lacks an available PCI Express x1, x4, x8, or x16 expansion slot, or if you require non-serial connections such as USB or parallel ports. It is also not intended for consumer electronics that do not utilize standard RS-232 communication protocols.
Key specifications
Internal design for desktop PCs and workstations
Host interface: PCIe x1, compatible with x1, x4, x8, and x16 slots
Output interface: 4x RS-232 D-Sub 9 male connectors
FIFO buffer: 256-byte per port
Adjustable data bits: 5, 6, 7, 8, 9
Supported operating systems: Windows XP, Vista, 7, 8, 8.1, 10, 11, and Linux Kernel 2.6 through 4.x
To install the interface card, power off your computer, disconnect it from the power source, and open the chassis. Insert the card firmly into an available PCI Express slot and secure it to the computer case using the appropriate standard or low-profile bracket. Close the chassis, reconnect the power, and start the system. Install the required drivers for your specific operating system version to enable full functionality of all four serial ports.
What to consider before purchase
Verify that your computer has an available PCI Express slot
Check the compatibility of your operating system version
Ensure your peripheral devices utilize the RS-232 serial interface
Determine whether a standard or low-profile bracket is needed for your computer case
Ensure that you download and install the latest official drivers for your operating system to guarantee stable operation and optimal performance of all four serial communication ports.

## Specifications

### Weight & dimensions

| Feature | Value |
|---|---|
| Package weight | 51 g |
| Weight | 2 kg |
| Height | 120 mm |
| Depth | 1.7 mm |
| Width | 102 mm |

### System requirements

| Feature | Value |
|---|---|
| Linux operating systems supported | Kernel 2.6.31, Kernel 2.6, Kernel 2.6.33, Kernel 4.6.4 |
| Windows operating systems supported | Windows 11 x64, Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista, Windows XP |

### Other features

| Feature | Value |
|---|---|
| Dimensions (WxDxH) | 102 x 1.7 x 120 |

### Logistics data

| Feature | Value |
|---|---|
| Country of origin | China |

### Packaging data

| Feature | Value |
|---|---|
| Package height | 30 mm |
| Package depth | 155 mm |
| Package width | 140 mm |

### Power

| Feature | Value |
|---|---|
| Power management | Yes |

### Features

| Feature | Value |
|---|---|
| Flow control support | Yes |
| Parity bit | Odd, Mark, Space, N, Even |
| Data bits | 6, 7, 8, 9, 5 |
| FIFO (First In, First Out) | 256 |

### Design

| Feature | Value |
|---|---|
| Internal | Yes |

### Ports & interfaces

| Feature | Value |
|---|---|
| Expansion card form factor | Low-profile |
| Host interface gender | Male |
| Host interface | PCIe |
| Output interface | RS-232 |

## FAQ

### How much does the InLine 76623E PCIe x1 4x RS-232 Interface Card cost, and is it available for purchase?

The price is 56.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 100 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 09.11.2026 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 InLine 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 InLine 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: internal, host interface, output interface, 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.

## Image

https://aio.lv/img/cache/product/12703933/70388452_large.webp