# LevelOne KILBY GTL-2881 28-Port L3 Lite Managed Gigabit Switch with 2 x 10GbE SFP+ and 10GbE Module Slot

**URL:** https://aio.lv/en/product--oem-gtl-2881--12411139
**Data updated:** 2026-05-09 17:10 (EEST)
**Category:** Network Switches
**Manufacturer:** OEM
**Manufacturer code:** GTL-2881
**EAN:** 4015867198988
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 1 041.99 €
**Prices and availability valid until:** 2026-07-22 23:59
**Price without VAT (21%):** 861.15 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--oem-gtl-2881--12411139

## 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 KILBY GTL-2881 is a 28-port L3 Lite managed Gigabit switch designed for high-performance networking. It features 24 Gigabit Ethernet ports, 2 x 10GbE SFP+ uplinks, and an additional 10GbE module slot. With a 128 Gbit/s switching capacity and support for advanced IEEE networking standards, this stackable switch ensures reliable data traffic management and scalability for enterprise environments. Rack-mountable design.

## Long description

The LevelOne KILBY GTL-2881 is a high-performance 28-port L3 Lite managed Gigabit switch designed to meet the demands of modern enterprise networks. It features 24 Gigabit Ethernet ports for standard connectivity, complemented by two 10GbE SFP+ uplinks and an additional 10GbE module slot for high-speed expansion. This stackable switch provides a robust 128 Gbit/s switching capacity, ensuring efficient data traffic management and scalability for growing network infrastructures.
Advantages
This switch offers advanced security features, including Dynamic ARP Inspection to protect against spoofing and comprehensive VLAN support for network segmentation. Its stackable design allows for the connection of up to eight switches, simplifying management while increasing port density. With support for Ethernet Ring Protection Switching and advanced Quality of Service controls, it ensures high availability and optimized bandwidth allocation for critical applications. The inclusion of OAM mechanisms and standard-based protocols makes it a reliable choice for maintaining network stability and performance.
Suitable for
Enterprise data center server aggregation
Backbone network upgrades
High-speed Gigabit-to-the-desktop connectivity for power users
Building resilient network ring topologies
When it may not be suitable
This device is designed for professional enterprise environments and may be excessive for small home offices or basic residential setups that do not require L3 management or 10GbE uplink capabilities. Users seeking a simple plug-and-play solution without the need for advanced configuration may find the management interface overly complex.
Key specifications
24 Gigabit Ethernet RJ-45 ports
2 x 10GbE SFP+ ports and 1 x 10GbE module slot
Switching capacity: 128 Gbit/s
MAC address table: 16000 entries
Stackable up to 8 units
Rack-mountable design
Supports IEEE 802.1D, 802.1Q, 802.1p, 802.1s, 802.1w, 802.1x, 802.3ad standards
How to use
The switch is designed for standard 19-inch rack mounting. After securing the unit in your server rack, connect your network devices to the RJ-45 ports using appropriate Ethernet cables. For high-speed uplinks, utilize the SFP+ ports or the expansion module slot. Once powered on, the switch can be configured via its web-based management interface, which allows for the setup of VLANs, QoS policies, and stack management. Ensure that all firmware is updated to the latest version to maintain optimal security and functionality.
What to consider before purchase
Ensure your network infrastructure supports the required SFP+ fiber modules for 10GbE connectivity.
Verify that your rack space is sufficient for a 19-inch mountable device.
Assess whether your network requirements necessitate L3 Lite managed features or if a simpler unmanaged switch would suffice.
Usage recommendations
For optimal network performance and security, it is recommended to implement VLAN segmentation and configure QoS settings to prioritize critical traffic. When stacking multiple units, ensure that all switches are connected using compatible high-speed cables to maintain the integrity of the stack.

## Specifications

### Ports & interfaces

| Feature | Value |
|---|---|
| Gigabit Ethernet (copper) ports quantity | 24 |
| Console port | RJ-45 |
| Fiber optic connector | SFP+ |
| Basic switching RJ-45 Ethernet ports type | Gigabit Ethernet (10/100/1000) |
| Basic switching RJ-45 Ethernet ports quantity | 24 |
| SFP+ module slots quantity | 2 |

### Network

| Feature | Value |
|---|---|
| Full duplex | Yes |
| Networking standards | IEEE 802.1D, IEEE 802.1Q, IEEE 802.1p, IEEE 802.1s, IEEE 802.1w, IEEE 802.1x, IEEE 802.3ad, IEEE 802.3u, IEEE 802.3x, IEEE 802.3z |
| Flow control support | Yes |
| Port mirroring | Yes |
| Link aggregation | Yes |
| Number of VLANs | 4000 |
| Spanning tree protocol | Yes |
| VLAN support | Yes |
| 10G support | Yes |
| Virtual LAN features | Private VLAN, Voice VLAN, Tagged VLAN, Protocol-based VLAN, MAC address-based VLAN, Port-based VLAN, IP subnet–based VLAN |

### Data transmission

| Feature | Value |
|---|---|
| MAC address table | 16000 entries |
| Switching capacity | 128 Gbit/s |
| Jumbo frames support | Yes |
| Store-and-forward | Yes |
| Forwarding rate | 95.23 Mpps |
| Packet buffer memory | 1.5 MB |
| Jumbo frames | 10000 |
| Static route | Yes |

### Performance

| Feature | Value |
|---|---|
| Internal memory | 256 MB |
| Mean time between failures (MTBF) | 904213 h |
| Flash memory | 128 MB |
| Memory type | DRAM |
| Firmware upgradeable | Yes |
| Virtual stacking (units) | 36 |
| Physical stacking (units) | 8 |
| Telnet | Yes |

### Power

| Feature | Value |
|---|---|
| Power consumption (typical) | 35 W |
| Input current | 1.5 |
| AC input frequency | 50 - 60 |
| AC input voltage | 100 - 240 |
| Power supply included | Yes |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 3.7 kg |
| Height | 44 mm |
| Width | 440 mm |
| Depth | 315 mm |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 5300 g |
| Package depth | 390 mm |
| Package height | 133 mm |
| Package width | 590 mm |
| Package type | Box |
| Rubber feet | Yes |
| Resource CD | Yes |

### Logistics data

| Feature | Value |
|---|---|
| Country of origin | China |
| Master (outer) case height | 133 mm |
| Master (outer) case width | 590 mm |
| Master (outer) case gross weight | 5300 g |
| Master (outer) case length | 390 mm |
| Products per master (outer) case | 1 pc(s) |
| Harmonized System (HS) code | 85176990 |

### Management features

| Feature | Value |
|---|---|
| Switch layer | L3 |
| Quality of Service (QoS) support | Yes |
| Web-based management | Yes |
| System event log | Yes |
| Switch type | Managed |
| ARP inspection | Yes |

### Security

| Feature | Value |
|---|---|
| Security algorithms | HTTPS |
| Static port security | Yes |
| SSH/SSL support | Yes |
| DoS attack prevention | Yes |
| DHCP features | DHCP snooping |

### Protocols

| Feature | Value |
|---|---|
| Management protocols | BOOTP/DHCP, SNTP, DNS, LLDP, RMON I, SNMP v1/v2/v3, |
| GARP VLAN Registration Protocol (GVRP) | Yes |

### Design

| Feature | Value |
|---|---|
| Rack mounting | Yes |
| Safety | CB, UL |
| LED indicators | Diagnostic, System, Uplink |
| Product colour | Grey |
| Stackable | Yes |

### Power over Ethernet (PoE)

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

### Packaging content

| Feature | Value |
|---|---|
| Cables included | AC, LAN (RJ-45) |
| Quick start guide | Yes |
| Rack mount kit | Yes |

### Operational conditions

| Feature | Value |
|---|---|
| Operating relative humidity (H-H) | 10 - 90 |
| Storage temperature (T-T) | -40 - 70 |
| Operating temperature (T-T) | 0 - 45 |
| Storage relative humidity (H-H) | 10 - 90 |

### Certificates

| Feature | Value |
|---|---|
| Certification | FCC Class A, CE, VCCI, WEEE, RoHS |

## FAQ

### How much does the LevelOne KILBY GTL-2881 28-Port L3 Lite Managed Gigabit Switch cost, and is it available for purchase?

The price is 1,041.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 34 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, Leasing for legal entities. All transactions are 100% secure and encrypted.

### Can LevelOne KILBY GTL-2881 28-Port L3 Lite Managed Gigabit Switch 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: basic switching rj-45 ethernet ports quantity, weight, 10g support, switch type, basic switching rj-45 ethernet ports type, 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 KILBY GTL-2881 28-Port L3 Lite Managed Gigabit Switch?

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/12411139/68706683_large.webp