Small Business

Small business solutions


Helping to implement the networking and telephony needs of the modern campus


Meeting the unique needs of the health care field


We are a full-service provider - product sourcing, repair services, inventory management, cabling and infrastructure - you name it!

Hosted VoIP

Learn how a cloud-based hosted VoIP solution can help your business

Repair Services

A cost-effective way to keep legacy equipment operating and increase ROI.

Data Infrastructure

Design, installation, and maintenance solutions for all types of data infrastructures.

Our Partners

We maintain relationships with today’s top manufacturers

Lease Options

Protect your technology investment the smart way, with a flexible lease!

Nortel, Siemens and Aspect Switchbook

For over 20 years, Black Box Resale Services has been providing solutions for end users and resellers alike. Our online, up-to-date switchbooks for Nortel and Siemens offer an easy way to find the system that fits your specific requirements. Certified repair parts and service add quality and value to the equation of what you as a Reseller are able to bring to your customer by working with us. Add the thousands of hard-to-find and end-of-sale items we carry and your next move becomes clear.

Click the links below to browse our Nortel, Siemens and Aspect inventories.

Systems from Cisco, Avaya, Aspect and more

    We also have systems and components in stock from Avaya, Cisco and Aspect. Contact your sales representative from Black Box Resale Services to help you find the right system.

Contact Us

Contact Black Box Resale Services by email, or find
your Sales Representative.

We're here for you

Sales Services

Our Sales Representatives are here just for you.

Contact Us

Have questions? Contacting Black Box Resale Services is easy.


Find answers to common product or technical questions.

Glossary of Terms

Here is our glossary for commonly used telecom and data terms.

User Guides

Download the User Guide for your phone set.

Warranty Policy

Check your remaining warranty and view our warranty policies.

Shipping Policy

Want to know when your order will arrive? Find out here.