# Transceiver BlueOptics QSB-501 QSFP 25G — QSFP 25Gb/s module

**URL:** https://aio.lv/en/product--blueoptics-qsb-501-bo--11477672
**Data updated:** 2026-02-25 16:41 (EET)
**Category:** Network Media Converters
**Manufacturer:** BlueOptics
**Manufacturer code:** QSB-501-BO
**EAN:** 4063232343143
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 793.49 €
**Prices and availability valid until:** 2026-08-04 23:59
**Price without VAT (21%):** 655.78 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--blueoptics-qsb-501-bo--11477672

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.08.2026 | free |
| Pickup points | 06.08.2026 | 1.89 EUR |
| Courier delivery to door | 06.08.2026 | 4.99 EUR |

## Summary description

BlueOptics QSB-501 is a QSFP form-factor transceiver supporting 25G data rate. Designed for high-speed network links, it provides compact optical connectivity for compatible switches and routers. Use cases include datacenter interconnects, server uplinks and aggregation. The module enables reliable 25Gb/s transmission and simplifies network upgrades.

## Long description

BlueOptics QSB-501 is a QSFP form-factor transceiver designed to support 25G data rate in a compact module. Intended for use in high-speed network links, this QSFP 25Gb/s module provides optical connectivity for compatible switches, routers and media converters. The module is suitable for datacenter interconnects, server uplinks and aggregation layers, offering a straightforward option to enable reliable 25Gb/s transmission and simplify network upgrades.
Advantages
The QSFP 25Gb/s module delivers a high-density optical interface in a small QSFP package, allowing for space-efficient port deployment. It supports 25G operation to match modern server and switch interfaces and is compatible with standard QSFP ports on networking equipment. The compact design reduces rack-space consumption and the single-module form factor facilitates hot-plug installation and replacement without powering down the host device.
Suitable for
 Datacenter spine and leaf interconnects
 Server uplinks to aggregation and top-of-rack switches
 High-speed switch-to-switch links within campus or enterprise networks
Key specifications
 Form factor: QSFP (Quad Small Form-factor Pluggable)
 Supported data rate: 25 Gbit/s
 Application: short-reach optical links for network interconnects
 Interface: optical QSFP port compatible with standard host devices
 Installation: hot-pluggable module design
How to use
Install the QSFP 25Gb/s module into a compatible QSFP port on a switch, router or media converter while the host device is powered according to the vendor guidelines. Use appropriate optical patch cables or breakout assemblies that match the module’s optical interface and link budget. After insertion, verify that the host recognizes the transceiver and confirm link status and operating rate through the device management interface or LED indicators. Follow manufacturer instructions for firmware or compatibility settings if required.
Usage recommendations
Use certified optical cables and ensure connectors and transceiver ports are clean before mating to maintain signal quality. Match the module to compatible host equipment and verify supported link speeds to avoid configuration mismatches. For critical links, monitor link status and error counters and keep spare modules on hand for rapid replacement.

## FAQ

### How much does the Transceiver BlueOptics QSB-501 QSFP 25G cost, and is it available for purchase?

The price is 793.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 27 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 03.08.2026 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, Leasing for legal entities. 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 BlueOptics 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 BlueOptics 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

## Image

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