QSFP network modules

QSFP (Quad Small Form-factor Pluggable) network modules are compact, hot-swappable transceivers designed for high-density, high-speed data communication applications. These modules support various protocols, including Ethernet, Fibre Channel, and InfiniBand, making them essential components for modern network infrastructure. They are primarily utilized to connect switches, routers, and servers within data centers and enterprise environments. By providing high bandwidth in a small physical footprint, QSFP modules enable efficient scaling of network capacity. They are available in multiple variants, such as QSFP+, QSFP28, and QSFP-DD, each tailored to specific speed and distance requirements. Choosing the correct module ensures optimal performance and compatibility within existing network hardware setups.

Use cases of QSFP network modules

QSFP modules are widely deployed in scenarios requiring high-throughput connectivity. Common use cases include:

• Connecting core switches to distribution switches in data center backbones.
• High-speed server-to-switch links for virtualization and cloud computing.
• Interconnecting storage area networks (SAN) to handle large data volumes.
• High-performance computing (HPC) clusters requiring low-latency communication.

Types of QSFP network modules

The QSFP family has evolved to support increasing data rates. Key types include:

• QSFP+: Supports 40 Gbps data rates, typically using four 10 Gbps channels.
• QSFP28: Designed for 100 Gbps connectivity, utilizing four 25 Gbps channels.
• QSFP-DD: A double-density interface that supports up to 400 Gbps or 800 Gbps, maintaining backward compatibility with standard QSFP modules.

Key features to consider

When evaluating QSFP modules, consider the following technical specifications:

• Transmission distance: Options range from short-reach (SR) for multi-mode fiber to long-reach (LR/ER) for single-mode fiber.
• Connector type: Most modules use LC or MPO/MTP interfaces depending on the fiber type.
• Power consumption: High-speed modules may have varying power requirements that must be supported by the host device.
• Digital Diagnostics Monitoring (DDM): Allows for real-time monitoring of optical power, temperature, and voltage.

How to choose QSFP network modules

Selecting the appropriate module requires verifying compatibility with your existing hardware. First, confirm the port speed and protocol supported by your switch or router. Second, determine the required transmission distance and the type of fiber optic cabling already installed. Finally, ensure the module meets the specific environmental and power standards of your network equipment to guarantee stable and reliable operation.

Which network transceiver modules are the most popular and affordable in 2026?

The full list of popular models at affordable prices is available on this page. In 2026, the following models show high demand and an excellent price-to-quality ratio:

• SFP Fiber Optic Transceiver Lanview MO-UF-MM-1G 1000 Mbit/s LC 850 nm for 14.49€
• SFP Module TP-Link TL-SM321A 1000Base-BX WDM 1250 Mbit/s for 23.99€
• Network Transceiver Module Zyxel SFP-SX-D 1000 Mbit/s 850 nm for 48.99€
• Fiber optic transceiver module BlueOptics BO35J13610D 10000 Mbit/s SFP+ 1310 nm for 50.49€
• LevelOne DAC-0103 10Gbps SFP+ Direct Attach Copper Twinax Cable, 3m for 57.49€

Why is it worth buying network transceiver modules at AiO.lv?

At the AiO.lv online store, you can place an order at a great price with delivery across Latvia — to Riga, Daugavpils, Liepaja, Jurmala, Ventspils, and other cities, as well as throughout Europe. We offer products from leading manufacturers: Cisco, D-Link, Dell, HP, IBM, INTEL, Lenovo, LINKSYS, Netgear, PLANET, TRENDNET, Zyxel, DIGITUS, OEM, TP-LINK, HUAWEI, PROLABS, JUNIPER, UBIQUITI, INTELLINET. When you shop with us, you get:

• official warranty and guaranteed quality;
• convenient payment options (including installment and credit);
• fast and reliable delivery across Latvia and to any EU country.

FAQ

Where can you find a network transceiver modules with cheap prices?

You can buy cheaper at the AiO.lv online store. We offer competitive prices and regular discounts, so you always have the chance to find a great deal.

What is the delivery time for network transceiver modules?

If you place your order today, delivery will take between 1 and 5 business days depending on the chosen method.

How long is the warranty period for network transceiver modules?

Our store provides an official manufacturer’s warranty ranging from 12 to 36 months, depending on the model and brand. If needed, you can always contact our customer service department or the manufacturer’s authorized service center for support.

Are network transceiver modules purchasable with leasing?

Yes, if the selected product costs more than €50. You can learn more about installment purchase options and the terms of application on the Payment page.

Can network transceiver modules be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and throughout Europe. All product prices are shown with VAT included. In certain cases, a 0% VAT rate may apply — for example, when purchasing from other EU countries with a valid VAT number. We issue an invoice immediately after the order is placed, support BIS electronic invoices, and automatically generate all required accounting documents. To complete a purchase for a company, simply select the company profile during checkout.