# LevelOne GEU-0521 5-Port Gigabit Unmanaged Switch with 1 SFP Slot

**URL:** https://aio.lv/en/product--oem-geu-0521--12417760
**Data updated:** 2026-05-09 21:49 (EEST)
**Category:** Network Switches
**Manufacturer:** OEM
**Manufacturer code:** GEU-0521
**EAN:** 4015867173480
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 88.49 €
**Prices and availability valid until:** 2026-07-21 23:59
**Price without VAT (21%):** 73.13 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--oem-geu-0521--12417760

## 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 LevelOne GEU-0521 is an unmanaged 5-port Gigabit Ethernet switch featuring 4 RJ-45 ports and 1 SFP slot for fiber connectivity. Designed for reliable network expansion, it supports full duplex communication, a 4000-entry MAC address table, and a 1 Gbit/s switching capacity. Compliant with IEEE 802.3 standards, this wall-mountable device provides efficient data transfer for home or small office networks requiring stable high-speed wired connections.

## Long description

The LevelOne GEU-0521 is an unmanaged 5-port Gigabit Ethernet switch designed to facilitate seamless network expansion. It features four RJ-45 ports for standard copper connections and one SFP slot for fiber optic integration, allowing for flexible connectivity options. This device is engineered to handle high-bandwidth applications efficiently, ensuring stable and reliable data transmission for home and small office environments.
Advantages
This switch offers significant performance benefits by supporting 9K jumbo frames, which enhances data transfer rates for large files. The inclusion of IEEE 802.3x flow control effectively prevents packet loss, ensuring consistent network reliability. With its auto-negotiation and auto-MDI/MDIX capabilities, the device simplifies setup by automatically detecting cable types and connection speeds. Its compact, wall-mountable design allows for versatile installation in various workspace configurations.
Suitable for
Expanding wired networks in small offices or home environments
Connecting devices that require high-speed Gigabit Ethernet
Integrating fiber optic uplinks via the dedicated SFP slot
Upgrading existing 10/100 networks to a Gigabit infrastructure
When it may not be suitable
This device is an unmanaged switch, meaning it does not offer advanced configuration features like VLAN tagging, SNMP management, or traffic prioritization. It is not intended for complex enterprise networks that require granular control over network traffic or remote monitoring capabilities.
Key specifications
4 x Gigabit Ethernet RJ-45 ports
1 x Gigabit SFP slot
Switching capacity: 1 Gbit/s
MAC address table: 4000 entries
Supports 9K jumbo frames
Networking standards: IEEE 802.3, 802.3ab, 802.3u, 802.3x, 802.3z
Mounting options: Desktop or wall mount
How to use
Installation is straightforward due to the plug-and-play nature of this unmanaged switch. Simply connect your power adapter to the device and plug it into a standard electrical outlet. Connect your network devices, such as computers, printers, or access points, to the RJ-45 ports using Cat5 or Cat5e Ethernet cables. If you are using the SFP slot for fiber connectivity, insert a compatible SFP transceiver module and connect your fiber optic cable. The switch will automatically detect the connection speed and duplex mode for each port.
What to consider before purchase
Ensure your network devices support Gigabit speeds to take full advantage of the switch performance
Verify that you have the correct SFP transceiver module if you intend to use the fiber optic port
Check the available space for mounting if you plan to install the unit on a wall
Usage recommendations
For optimal performance, ensure that all connected Ethernet cables are of high quality and meet the Cat5e standard or higher. Keep the device in a well-ventilated area to maintain proper operating temperatures during heavy data traffic.

## Specifications

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 540 g |
| AC adapter included | Yes |
| Package depth | 250 mm |
| Package height | 55 mm |
| Package width | 140 mm |
| Rubber feet | Yes |

### Management features

| Feature | Value |
|---|---|
| Switch type | Unmanaged |

### Ports & interfaces

| Feature | Value |
|---|---|
| Fiber optic connector | SFP |
| Basic switching RJ-45 Ethernet ports type | Gigabit Ethernet (10/100/1000) |
| Basic switching RJ-45 Ethernet ports quantity | 4 |
| SFP module slots quantity | 1 |

### Packaging content

| Feature | Value |
|---|---|
| Quick start guide | Yes |

### Power

| Feature | Value |
|---|---|
| Input current | 2.5 |
| AC input frequency | 50 - 60 |
| AC input voltage | 100 - 240 |

### Operational conditions

| Feature | Value |
|---|---|
| Operating relative humidity (H-H) | 10 - 90 |
| Storage temperature (T-T) | -20 - 90 |
| Operating temperature (T-T) | 0 - 40 |

### Certificates

| Feature | Value |
|---|---|
| Certification | FCC Class B, CE |

### Logistics data

| Feature | Value |
|---|---|
| Country of origin | China |
| Harmonized System (HS) code | 85176990 |

### Optical fiber

| Feature | Value |
|---|---|
| Fiber ethernet cabling technology | 1000BASE-LX, 1000BASE-SX |
| Transmission distance (max) | 0.55 km |

### Data transmission

| Feature | Value |
|---|---|
| MAC address table | 4000 entries |
| Switching capacity | 1 Gbit/s |
| Jumbo frames support | Yes |
| Store-and-forward | Yes |
| Packet buffer memory | 1 MB |
| Packet forwarding rate (1 Gbps) | 1488000 pps |
| Packet forwarding rate (10 Mbps) | 14880 pps |
| Packet forwarding rate (100 Mbps) | 148800 pps |
| Jumbo frames | 9000 |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.38 kg |
| Height | 30 mm |
| Width | 96 mm |
| Depth | 112 mm |

### Network

| Feature | Value |
|---|---|
| Full duplex | Yes |
| Networking standards | IEEE 802.3, IEEE 802.3ab, IEEE 802.3u, IEEE 802.3x, IEEE 802.3z |
| Flow control support | Yes |
| Auto MDI/MDI-X | Yes |
| 10G support | No |
| Copper ethernet cabling technology | 10BASE-T, 100BASE-TX, 1000BASE-T |
| Cable types supported | Cat5, Cat5e |
| Auto-negotiation | Yes |
| MAC address auto-learning supported | Yes |
| MAC address auto-aging supported | Yes |

### Design

| Feature | Value |
|---|---|
| Rack mounting | No |
| LED indicators | Activity, Link, Power |
| Wall mountable | Yes |
| Product colour | Grey |
| Housing material | Metal |

### Power over Ethernet (PoE)

| Feature | Value |
|---|---|
| Power over Ethernet (PoE) | No |

## FAQ

### How much does the LevelOne GEU-0521 5-Port Gigabit Switch with SFP cost, and is it available for purchase?

The price is 88.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 183 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: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can LevelOne GEU-0521 5-Port Gigabit Switch with SFP be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: switch type, basic switching rj-45 ethernet ports type, weight, basic switching rj-45 ethernet ports quantity, 10g support, networking standards, 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 LevelOne GEU-0521 5-Port Gigabit Switch with SFP?

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/12417760/68718232_large.webp