# Internal Ethernet Card Citizen IF5-ES04 1000 Mbit/s Wired

**URL:** https://aio.lv/en/product--citizen-if5-es04--3986571
**Data updated:** 2025-12-29 13:57 (EET)
**Category:** Network Cards
**Manufacturer:** Citizen
**Manufacturer code:** IF5-ES04
**Warranty:** 3 Months
**Availability:** Available for order
**Price:** 243.99 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 201.64 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--citizen-if5-es04--3986571

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.99 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

The Citizen IF5-ES04 is an internal Ethernet card designed for wired connectivity. It supports a maximum data transfer rate of 1000 Mbit/s, ensuring fast and reliable network performance for your devices. Ideal for enhancing network capabilities in desktop computers or servers.

## Long description

The Citizen IF5-ES04 is an internal Ethernet card designed for wired connectivity, providing a 1000 Mbit/s data transfer rate for reliable network performance in desktops and servers. The compact design allows quick installation into compatible systems and is suitable for Windows-based applications that require stable wired LAN access.
Advantages
The IF5-ES04 delivers gigabit wired Ethernet throughput to improve network speed and stability compared with older 10/100 adapters. Its internal form factor keeps a clean external setup and supports integration into existing desktop or server hardware. The card is compatible with common Windows environments and offers a straightforward solution for adding wired network capability without seasonal or wireless interference.
Suitable for
 Upgrading desktop PCs to gigabit Ethernet
 Adding wired network ports to servers
 Windows-based systems requiring stable LAN connections
 Environments where wired security and reliability are preferred
Key specifications
 Brand: Citizen
 Model / MPN: IF5-ES04
 Interface: Internal Ethernet card (PCI/PCIe dependent on system slot)
 Maximum data rate: 1000 Mbit/s (Gigabit Ethernet)
 Connection type: Wired LAN
How to use
Power down the computer and open the chassis according to the manufacturer’s instructions. Insert the IF5-ES04 into a compatible internal expansion slot (refer to your system’s manual for the correct slot type), secure the card, close the case, and reconnect power. Install any required drivers on the Windows system if not automatically recognized, then connect a network cable to the card’s RJ-45 port to establish wired network connectivity.
Usage recommendations
For optimal performance, use quality Cat5e or Cat6 network cables and ensure the host system’s slot and drivers support gigabit speeds. Verify Windows driver compatibility and update firmware or drivers from official sources if necessary.

## Specifications

| Feature | Value |
|---|---|
| Component for | Printer |

### Ports & interfaces

| Feature | Value |
|---|---|
| Connectivity technology | Wired |
| Interface | Ethernet |
| Internal | Yes |
| Ethernet LAN (RJ-45) ports | 1 |
| USB ports quantity | 1 |

### Bandwidth

| Feature | Value |
|---|---|
| Maximum data transfer rate | 1000 Mbit/s |

### Network

| Feature | Value |
|---|---|
| Ethernet LAN data rates | 10, 100, 1000 |
| Ethernet interface type | Gigabit Ethernet |

### Performance

| Feature | Value |
|---|---|
| Security algorithms | TLS, SSL/TLS, SNMPv3, SNMP, HTTPS |
| Compatible products | Citizen CL-S521II, CL-S531II, CL-S621II, CL-S631II, CL-S700II, CL-S700IIR, CL-S703II, CL-S700IIDT |
| Windows operating systems supported | Y |
| Mac operating systems supported | Y |
| Linux operating systems supported | Y |

## FAQ

### How much does the Internal Ethernet Card Citizen IF5-ES04 cost, and is it available for purchase?

The price is 243.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 82 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 02.07.2026 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 Citizen 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 Citizen 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: connectivity technology, interface, maximum data transfer rate, 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/3986571/64241663_large.webp