# QSFP28 transceiver module BlueOptics QSFP28-LR4 100000 Mbit/s

**URL:** https://aio.lv/en/product--blueoptics-qsfp28-lr4-bo--4467156
**Data updated:** 2026-02-25 16:32 (EET)
**Category:** Network Transceiver Modules
**Manufacturer:** BlueOptics
**Manufacturer code:** QSFP28-LR4-BO
**EAN:** 4063232638430
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 430.99 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 356.19 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--blueoptics-qsfp28-lr4-bo--4467156

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 27.07.2026 | free |
| Pickup points | 30.07.2026 | 1.89 EUR |
| Courier delivery to door | 30.07.2026 | 4.99 EUR |

## Summary description

The BlueOptics QSFP28-LR4 is a fiber optic transceiver module designed for high-speed data transfer at 100000 Mbit/s. It features a QSFP28 interface, making it suitable for data center applications and high-performance networking. The module is compact and efficient, ensuring reliable connectivity over long distances.

## Long description

The BlueOptics QSFP28-LR4 100000 Mbit/s is a fiber optic transceiver module engineered for single-port 100 Gb/s connections using a QSFP28 interface. It is intended for long-reach optical links in data centres, enterprise networks and carrier applications where high throughput and compact form factor are required. The module supports standard QSFP28 electrical and optical interfaces and is designed to integrate with switches, routers and transceivers that accept QSFP28 modules.
Advantages
This QSFP28 transceiver provides a standardized form factor and electrical compatibility for 100 Gbit/s links, supporting high-density installations. Its optical design enables long-distance data transmission while maintaining low power consumption and reliable signal integrity. The compact QSFP28 package simplifies installation and replacement in rack-mounted networking equipment.
Suitable for
100 Gbit/s uplinks between switches and routers
Long-reach connections in data centre fabric and aggregation layers
High-performance networking links for carrier and metro environments
Environments requiring QSFP28-compatible transceiver modules
Key specifications
Interface type: QSFP28
Maximum data transfer rate: 100000 Mbit/s (100 Gbit/s)
Form factor: QSFP28 optical transceiver module
Optical medium: single-mode fiber (long-reach operation)
Application: 100GBASE-LR4 style long-reach 100 Gbit/s links
How to use
Insert the BlueOptics QSFP28-LR4 module into a compatible QSFP28 slot on a network switch or router while the host device is powered according to the vendor guidelines. Connect single-mode fiber cables with appropriate MPO/MTP or duplex LC breakouts as required by the optical interface and link design. Verify link status and module diagnostics through the host device management interface and confirm transceiver compatibility and operating parameters before putting the link into production.
Usage recommendations
Ensure that connected fiber cables meet single-mode specifications and that transceiver optics match the link budget and distance requirements. Check firmware and hardware compatibility lists for the host device and observe ESD precautions when handling the module. Use diagnostic information provided by the host to monitor link performance.

## Specifications

### Performance

| Feature | Value |
|---|---|
| Interface type | QSFP28 |
| Maximum data transfer rate | 100000 Mbit/s |
| Ethernet interface type | 100 Gigabit Ethernet |
| Fiber ethernet cabling technology | 100GBASE |
| Ethernet LAN | Yes |
| Fiber optic connector | LC |
| Digital Diagnostics Monitoring (DDM) | Yes |
| Single-mode fiber (SMF) supported | Yes |
| SFP transceiver standard | LR4 |
| Coarse Wavelength Division Multiplexing (CWDM) | Yes |

### Network

| Feature | Value |
|---|---|
| SFP transceiver type | Fiber optic |

### Packaging content

| Feature | Value |
|---|---|
| Quantity per pack | 1 pc(s) |

### Operational conditions

| Feature | Value |
|---|---|
| Operating temperature (T-T) | 0 - 70 |

## FAQ

### How much does the QSFP28 transceiver BlueOptics QSFP28-LR4 cost, and is it available for purchase?

The price is 430.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 457 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 27.07.2026 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

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

When making a choice, we recommend paying attention to the key features: interface type, maximum data transfer rate, 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.

## Image

https://aio.lv/img/cache/product/4467156/64294290_large.webp