AddOn Networks Tellabs 81.S1GBESX1851M Compatible TAA 1000Base-SX SFP

AddOn Networks Tellabs 81.S1GBESX1851M Compatible TAA 1000Base-SX SFP

Brand AddOn Networks

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Listed since 13 June 2026

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Description

This Tellabs® 81.S1GBESX1851M compatible SFP transceiver provides 1000Base-SX throughput up to 550m over multi-mode fiber (MMF) using a wavelength of 850nm via an LC connector. It can operate at temperatures between 0 and 70C. Our transceiver is built to meet or exceed OEM specifications and is guaranteed to be 100% compatible with Tellabs®. It has been programmed. uniquely serialized. and tested for data-traffic and application to ensure that it will initialize and perform identically. All of our transceivers comply with Multi-Source Agreement (MSA) standards to provide seamless network integration. Additional product features include Digital Optical Monitoring (DOM) support which allows access to real-time operating parameters. This transceiver is Trade Agreements Act (TAA) compliant. We stand behind the quality of our products and proudly offer a limited lifetime warranty.

Full specifications

Marque AddOn Networks
Référence fabricant 81s1gbesx1851mao

Why choose the AddOn Networks Tellabs 81.S1GBESX1851M Compatible TAA 1000Base-SX SFP in 2026?

Choosing the AddOn Networks Tellabs 81.S1GBESX1851M Compatible TAA 1000Base-SX SFP means opting for the expertise of AddOn Networks in the Composants réseau category. Its price starting from £27.9 makes it a serious option on the market. Buyers interested in this brand also look at the AddOn Networks SFP-10G-BX10-D-DE-I-AO network transceiver module Fiber to complete their comparison. On Compiral, all displayed prices are updated regularly and retailers are selected for their reliability and quality of customer service.

Technical analysis of the AddOn Networks Tellabs 81.S1GBESX1851M Compatible TAA 1000Base-SX SFP

Among the main strengths of the AddOn Networks Tellabs 81.S1GBESX1851M Compatible TAA 1000Base-SX SFP, the most notable are its competitive pricing from £27.9 and the recognition of the AddOn Networks brand. Buyers who have already used this type of product in the Composants réseau category generally highlight the effectiveness of the core functions and ease of maintenance. It is a product that suits both first-time buyers and those replacing existing equipment, with a short learning curve and stable performance over time.

What the tech specs reveal

The AddOn Networks Tellabs 81.S1GBESX1851M Compatible TAA 1000Base-SX SFP spec sheet details the specifications that make a difference in daily use. For a savvy buyer, this data allows objective comparison with other products in the Composants réseau category. AddOn Networks publishes precise specifications that make comparison easier and help you make an informed purchase decision. Consult the technical specifications table on this page for full details. The AddOn Networks SFP-10G-BX10-D-DE-I-AO network transceiver module Fiber from the same brand may also interest you for a direct comparison.

In practice day to day

In daily use, the AddOn Networks Tellabs 81.S1GBESX1851M Compatible TAA 1000Base-SX SFP is designed to fit easily into the regular habits of Composants réseau users. AddOn Networks has optimised this model for regular use, with accessible features and simplified maintenance. Also check our Laptops comparison for further suggestions.

Market price ranges in 2026

RangeIndicative price
Entry-levelUnder 26350 £
Mid-range26350 £ to 61480 £
High-endOver 61480 £

Before buying the AddOn Networks Tellabs 81.S1GBESX1851M Compatible TAA 1000Base-SX SFP, remember to check the total price including delivery costs. On Compiral, sorting by total price lets you immediately identify the best offer among all listed retailers. Comparing return conditions and the warranty period offered by each retailer is also a good habit before finalising your order in the Composants réseau category.

Frequently asked questions about AddOn Networks Tellabs 81.S1GBESX1851M Compatible TAA 1000Base-SX SFP

Is the AddOn Networks Tellabs 81.S1GBESX1851M Compatible TAA 1000Base-SX SFP in stock?

Stock availability for the AddOn Networks Tellabs 81.S1GBESX1851M Compatible TAA 1000Base-SX SFP is updated in real time on Compiral. Retailers showing "In stock" can usually deliver quickly, often within 2 to 5 working days. If the product is temporarily out of stock at one retailer, check the other offers in our table. Check back regularly as stock levels change frequently in the Composants réseau category.

Where can I buy the AddOn Networks Tellabs 81.S1GBESX1851M Compatible TAA 1000Base-SX SFP at the best price?

To buy the AddOn Networks Tellabs 81.S1GBESX1851M Compatible TAA 1000Base-SX SFP at the best price, compare all available offers in our table at the top of this page. The 4 offers listed include delivery costs to give you the true total cost. Sort by ascending price and filter by free delivery to quickly identify the best deal among our verified partner retailers.

How does the AddOn Networks Tellabs 81.S1GBESX1851M Compatible TAA 1000Base-SX SFP compare to competitors in the Composants réseau category?

In the Composants réseau category, the AddOn Networks Tellabs 81.S1GBESX1851M Compatible TAA 1000Base-SX SFP occupies a specific market segment. Compared to other available models, it stands out mainly through the balance between its features and its price. To compare objectively, consult the detailed spec sheet on this page and compare specifications with other similar products listed on our comparison tool.

Is the AddOn Networks Tellabs 81.S1GBESX1851M Compatible TAA 1000Base-SX SFP suitable for beginners?

Yes, the AddOn Networks Tellabs 81.S1GBESX1851M Compatible TAA 1000Base-SX SFP is generally appreciated by both beginners and regular users of the Composants réseau category. It is quick to set up and AddOn Networks usually provides clear documentation. If you are new to this product category, consult the spec sheet on this page to identify the key criteria to check before making your choice.

Is there a refurbished version of the AddOn Networks Tellabs 81.S1GBESX1851M Compatible TAA 1000Base-SX SFP?

Refurbished versions of the AddOn Networks Tellabs 81.S1GBESX1851M Compatible TAA 1000Base-SX SFP may be available from certain Compiral partner retailers. These refurbished products allow you to save between 20% and 40% compared to the new price while still benefiting from a warranty. Check availability in our offers table and review the warranty conditions offered by the retailer.

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