# Transceiver CBO AT-QSFPLR4 Fiber Optic 100G SFP28 / QSFP28 compatible

**URL:** https://aio.lv/en/product--blueoptics-at-qsfplr4-bo--4465087
**Data updated:** 2026-02-25 16:30 (EET)
**Category:** Network Transceiver Modules
**Manufacturer:** BlueOptics
**Manufacturer code:** AT-QSFPLR4-BO
**EAN:** 4063232630014
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 309.99 €
**Prices and availability valid until:** 2026-07-30 23:59
**Price without VAT (21%):** 256.19 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--blueoptics-at-qsfplr4-bo--4465087

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 28.07.2026 | free |
| Pickup points | 31.07.2026 | 1.89 EUR |
| Courier delivery to door | 31.07.2026 | 4.99 EUR |

## Summary description

CBO Transceiver AT-QSFPLR4 is a 100G fiber-optic module designed for high-speed data transmission in networking equipment. It supports 100 Gigabit links and fits devices that accept compatible QSFP28 or SFP28 form-factors. Use cases include data center interconnects, core switching uplinks, and high-bandwidth server connections. The module delivers reliable optical connectivity for scalable network infrastructures.

## Long description

The Transceiver CBO AT-QSFPLR4 Fiber Optic 100G SFP28 / QSFP28 compatible from BlueOptics is a fiber-optic module engineered for 100 Gigabit Ethernet links. It provides a compact optical interface compatible with equipment that supports QSFP28 or SFP28 form factors, enabling high-speed data transmission for enterprise and data center networks. The module is intended for creating reliable fiber connections between switches, routers and servers where 100G bandwidth and low-latency performance are required.
Advantages
This BlueOptics transceiver supports 100G transmission rates while maintaining compatibility with common QSFP28 and SFP28-capable ports, offering flexible deployment options across different network devices. The module is built to deliver stable optical signals for long-duration operation and provides consistent throughput for high-bandwidth applications. Compact design and standard electrical/optical interfaces simplify installation and integration into existing network racks and optical links.
Suitable for
Data center interconnects and spine-leaf architectures
Core and aggregation switch uplinks requiring 100G capacity
High-performance server and storage network connections
Scalable network upgrades where QSFP28/SFP28 compatibility is needed
Key specifications
Nominal data rate: 100 Gigabit Ethernet
Form-factor compatibility: QSFP28 and SFP28 compatible physical interface
Connector type: fiber-optic duplex interface (LC-compatible or QSFP28 optical mating depending on host port)
Optical medium: single-mode fiber (typical for 100G long-reach deployments)
Operating environment: designed for standard telecom and data center ambient conditions
How to use
Install the transceiver into a compatible QSFP28 or SFP28 slot on your network device following the host vendor’s guidelines for hot-swap modules. Ensure the module is fully seated and the latch or ejector is secured, then connect the appropriate single-mode fiber patch cable between devices. Verify link status and transceiver recognition through the switch or router management interface, and configure network ports for 100G operation as required by your topology and VLAN/settings policies.
Usage recommendations
For reliable operation, use high-quality single-mode fiber and LC (or manufacturer-recommended) connectors, maintain proper fiber cleanliness, and follow ESD-safe handling procedures when inserting or removing the module. Confirm compatibility with the host device’s transceiver support list and monitor optical power and link statistics during deployment to ensure expected performance.

## FAQ

### How much does the Transceiver CBO AT-QSFPLR4 100G cost, and is it available for purchase?

The price is 309.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 341 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 28.07.2026 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 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

https://aio.lv/img/cache/product/4465087/59853495_large.webp