For over 20 years, we have been sourcing Nortel products. From the smallest components to integrated solutions and whole systems, we are your trusted source. 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. >> Make the Smart Call to Black Box Resale Services.