# Transceiver CBO SFP28-25G-ESR Fiber Optic 25G

**URL:** https://aio.lv/en/product--blueoptics-sfp28-25g-esr-at-bo--4469532
**Data updated:** 2026-02-25 16:34 (EET)
**Category:** Network Transceiver Modules
**Manufacturer:** BlueOptics
**Manufacturer code:** SFP28-25G-ESR-AT-BO
**EAN:** 4063232073613
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 67.99 €
**Prices and availability valid until:** 2026-08-21 23:59
**Price without VAT (21%):** 56.19 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--blueoptics-sfp28-25g-esr-at-bo--4469532

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 19.08.2026 | free |
| Pickup points | 24.08.2026 | 1.79 EUR |
| Courier delivery to door | 24.08.2026 | 4.99 EUR |

## Summary description

CBO SFP28-25G-ESR is a 25G fiber optic SFP28 transceiver compatible with Allied Telesis form factor. Designed for high-speed 25 Gigabit Ethernet links, it provides a compact module for uplinks and server connections. Suitable for data centers and enterprise networks, it enables reliable short- to extended-reach optical connectivity depending on deployment.

## Long description

The Transceiver CBO SFP28-25G-ESR Fiber Optic 25G is a compact SFP28 optical module designed for 25 Gigabit Ethernet links in data centers and enterprise networks. Compatible with the Allied Telesis form factor, this BlueOptics transceiver delivers a high-density solution for uplinks, server connections and switch-to-switch interconnects. It supports short- to extended-reach multimode or single-mode deployments depending on the optical variant, providing reliable optical connectivity for high-throughput environments.
Advantages
This 25G SFP28 module offers a compact size compatible with commonly used switch slots and supports high-bandwidth connections while keeping power consumption low. The transceiver is manufactured to meet industry interoperability expectations for form-factor compatibility, enabling straightforward replacement or upgrade of existing ports. Its optical design reduces latency and provides stable signal integrity for demanding network applications.
Suitable for
 Server uplinks and top-of-rack switch connections
 Switch-to-switch aggregation and spine links in data centers
 Enterprise LAN backbones and campus distribution
 High-performance computing clusters and virtualized environments
Key specifications
 Interface: SFP28 form factor for 25 Gigabit Ethernet
 Data rate: 25 Gbps
 Optical medium: fiber optic (short- to extended-reach variants possible)
 Connector type: LC duplex (typical for 25G fiber transceivers)
 Power consumption: low-power SFP28-class operation
 Operating temperature: industrial or commercial ranges depending on variant
How to use
Install the transceiver into a compatible SFP28 port until it clicks into place, taking care to align the module with the host device slot. Connect the appropriate fiber optic cable with LC duplex connectors and secure any dust caps until final installation to protect the optical interface. Configure the host network device for 25G operation as required by the switch or server management interface. Monitor link status and diagnostics via the host system to verify signal integrity and operational parameters.
Usage recommendations
Ensure compatibility with the target switch or server by confirming support for Allied Telesis form-factor compatible SFP28 transceivers and verify the required reach (short, intermediate or extended) and fiber type before purchase. Handle the optical connectors carefully, keep dust caps on when not in use, and follow standard electrostatic discharge precautions during installation.

## FAQ

### How much does the CBO SFP28-25G-ESR 25G Fiber Optic Transceiver cost, and is it available for purchase?

The price is 67.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 717 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 19.08.2026 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

## Image

https://aio.lv/img/cache/product/4469532/59854248_large.webp