AddOn gets you the connectivity you need to gain an edge over your competitors.
Whether you're expanding your network, supporting more devices, or preparing for future growth, our solutions integrate seamlessly with your existing equipment so you can focus on running your business. We offer cost-effective, compatible upgrades to existing networks with a 99.98% reliability rating, full OEM compatibility, lifetime warranty, and 24/7 expert engineering support.
How AddOn Can Help
Small and medium-sized businesses often need enterprise-level performance without the resources of large IT teams or budgets.
With 99.98% reliability, full OEM compatibility, lifetime warranty, and 24/7 expert engineering support, we help ensure your network is ready for what comes next.
For over 20 years, we’ve been helping small businesses strengthen their network infrastructure and grow with confidence by enabling them to:
Simplify Networking with a Single Supplier
Access a complete catalog of connectivity solutions, from 1G to 1.6T speeds.
Prepare for Future Network Growth
Scalable, high-performance networking solutions designed to support growing businesses.
Small Business Networking Insights & Resources
Explore our latest small business-focused articles, industry insights, and technical resources designed to help you upgrade infrastructure, improve connectivity, and plan for future growth.
Top 5 SFP+ Transceivers to Buy in 2021
Discover our picks for the best SFP+ transceivers you can buy for your network this year.

VHT Spec Transceivers Achieve Stable Long Reach Connections Even up to 95°C
Very high temperature (VHT) SFP+ 80km optics keep your transport network optimized in any environment.

25G Ethernet Overhauling 40G Ethernet
25G Ethernet is surpassing 40G Ethernet as the go-to solution for quicker and more efficient networks.
10G/25G Dual Rate SFP28 Transceiver Overview
The SFP28 10G/25G Dual Rate SR transceiver is a cost effective way to upgrade your network.
Optic Impairments & Coherent Technology
Coherent optic impairments are the limitations of light transmission through an optical fiber cable which become more acute when distances and data rates increase.

QSFP+ 40G Optics Lay Foundation for Capacity Scaling & Monitoring
By leveraging your existing cabling from 10 gigabit, our new 40G bidirectional optics alleviate...
