# Fiber optic transceiver module BlueOptics JL251A 40000 Mbit/s QSFP

**URL:** https://aio.lv/en/product--blueoptics-jl251a-bo--11363473
**Data updated:** 2026-02-25 16:40 (EET)
**Category:** Network Transceiver Modules
**Manufacturer:** BlueOptics
**Manufacturer code:** JL251A-BO
**EAN:** 4063232611167
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 793.49 €
**Prices and availability valid until:** 2026-07-24 23:59
**Price without VAT (21%):** 655.78 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--blueoptics-jl251a-bo--11363473

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 23.07.2026 | free |
| Pickup points | 28.07.2026 | 1.89 EUR |
| Courier delivery to door | 28.07.2026 | 4.99 EUR |

## Summary description

The BlueOptics JL251A is a fiber optic transceiver module designed for high-speed data transfer with a maximum rate of 40000 Mbit/s. It utilizes a QSFP interface, making it suitable for various networking applications. This module is ideal for enhancing network performance and ensuring reliable data transmission.

## Long description

The BlueOptics JL251A fiber optic transceiver module is designed for high-speed network environments that require a compact QSFP form factor and a maximum data transfer rate of 40000 Mbit/s. This module supports short-range optical connectivity and is intended to integrate into switches, routers and other compatible networking equipment that accept QSFP modules. The product focuses on delivering consistent optical transmission while maintaining a small footprint for dense port deployments.
Advantages
The BlueOptics JL251A offers a QSFP interface that supports aggregated and high-throughput links at up to 40000 Mbit/s, enabling simplified cabling and reduced port density compared with multiple SFP modules. Its standardized QSFP form factor promotes interoperability with equipment that follows common QSFP specifications. The module's compact design and optical transmission characteristics help maintain stable data links and efficient use of rack space in data center and enterprise networks.
Suitable for
Short-range 40 Gbps uplinks between switches and routers
High-density server or switch port deployments in data centers
Aggregation links in campus and enterprise networks
Key specifications
Interface: QSFP form factor
Maximum data transfer rate: 40000 Mbit/s (40 Gbit/s)
Optical fiber connectivity: multimode or single-mode compatibility depends on system transceiver pairings and optical budget
Compact, hot-pluggable transceiver design for dense installations
How to use
Install the BlueOptics JL251A into a compatible QSFP slot on a switch, router or network interface card, ensuring the module is fully seated and the latching mechanism engages. Connect appropriate fiber optic patch cables that match the module's optical type and transceiver pairing. Verify link status through the host device management interface and monitor optical levels and error counters to confirm proper operation.
Usage recommendations
Use manufacturer- or system-validated fiber patch cables and follow equipment documentation for supported QSFP module types. Verify compatibility with the host device before deployment, and observe ESD precautions and recommended operating temperature ranges to ensure reliable long-term performance.

## Specifications

### Performance

| Feature | Value |
|---|---|
| Interface type | QSFP |
| Maximum data transfer rate | 40000 Mbit/s |
| Ethernet interface type | 40 Gigabit Ethernet |
| Ethernet LAN | Yes |
| Wavelength | 918 nm |
| Fiber optic connector | LC |
| Maximum transfer distance | 150 m |
| Multi-mode fiber (MMF) supported | 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 Fiber optic transceiver BlueOptics JL251A 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 23.07.2026 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, 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

### 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/11363473/65849094_large.webp