# QSFP Transceiver Module BlueOptics QSFP-40G-SR4-VA 40000 Mbit/s 850 nm

**URL:** https://aio.lv/en/product--blueoptics-qsfp-40g-sr4-va-bo--4466412
**Data updated:** 2026-02-25 16:31 (EET)
**Category:** Network Transceiver Modules
**Manufacturer:** BlueOptics
**Manufacturer code:** QSFP-40G-SR4-VA-BO
**EAN:** 4063232073705
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 93.99 €
**Prices and availability valid until:** 2026-08-17 23:59
**Price without VAT (21%):** 77.68 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--blueoptics-qsfp-40g-sr4-va-bo--4466412

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 17.08.2026 | free |
| Pickup points | 20.08.2026 | 1.79 EUR |
| Courier delivery to door | 20.08.2026 | 4.99 EUR |

## Summary description

The BlueOptics QSFP-40G-SR4-VA is a fiber optic transceiver module designed for high-speed data transfer at 40000 Mbit/s over 850 nm. It utilizes a QSFP interface, making it suitable for various networking applications. This module is ideal for data centers and enterprise networks requiring high bandwidth and reliable performance.

## Long description

The BlueOptics QSFP-40G-SR4-VA is a fiber optic transceiver module engineered for 40 Gbit/s short-reach links. Designed with a QSFP interface and an operating wavelength of 850 nm, this module supports high-density, high-bandwidth connections typical in data center and enterprise network environments. The QSFP-40G-SR4-VA provides a compact, hot-pluggable solution for 40 Gigabit Ethernet and other multimode fiber applications where reliable, low-latency optical connectivity is required.
Advantages
The module delivers a standardized QSFP form factor that enables easy integration into compatible switches and routers. With support for 40 Gbit/s data rates and 850 nm multimode operation, it offers a predictable performance profile for short-reach links. The transceiver is hot-pluggable and designed for high-density racks, reducing the need for additional space and simplifying maintenance and replacement. Its focused feature set supports consistent optical performance across multimode fiber installations.
Suitable for
 40 Gigabit Ethernet connections in data centers
 High-bandwidth uplinks and aggregation links
 Enterprise backbone links over multimode fiber
 Switch-to-switch connections within racks and between adjacent racks
Key specifications
 Interface type: QSFP
 Maximum data transfer rate: 40000 Mbit/s (40 Gbit/s)
 Operating wavelength: 850 nm
 Optical reach: designed for short-reach multimode fiber links
 Form factor: quad small form-factor pluggable (QSFP)
 Hot-pluggable design for easy replacement and servicing
How to use
Install the BlueOptics QSFP-40G-SR4-VA into a compatible QSFP port on a switch, router or optical transceiver cage following the host device manufacturer’s installation instructions. Use suitable multimode fiber patch cords and ensure connectors are clean before mating to avoid signal degradation. Verify link negotiation and interface status in the host device management interface and monitor optical loss and error counters during commissioning to confirm correct operation.
Usage recommendations
For reliable performance, use OM3/OM4 multimode fiber compliant cables and follow standard handling practices for optical modules: keep dust caps on when not in use, avoid excessive bending of fiber, and perform connector cleaning with approved tools. Confirm compatibility with the switch or router firmware and QSFP port specifications prior to deployment.

## Specifications

### Performance

| Feature | Value |
|---|---|
| Interface type | QSFP |
| Maximum data transfer rate | 40000 Mbit/s |
| Ethernet interface type | 40 Gigabit Ethernet |
| Fiber ethernet cabling technology | 40GBASE |
| Ethernet LAN | Yes |
| Wavelength | 850 nm |
| Fiber optic connector | MTP/MPO |
| Maximum transfer distance | 150 m |
| Digital Diagnostics Monitoring (DDM) | Yes |
| Rx wavelength (max) | 850 nm |
| Tx wavelength (max) | 850 nm |
| Multi-mode fiber (MMF) supported | Yes |
| SFP transceiver standard | SR4 |

### 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 QSFP Transceiver BlueOptics QSFP-40G-SR4-VA cost, and is it available for purchase?

The price is 93.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 423 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 17.08.2026 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. 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/4466412/64293330_large.webp