PITTSBURGH, PENNSYLVANIA, December 12, 2012 —Black Box Corporation (NASDAQ:BBOX), leading communications system integrator dedicated to designing, sourcing, implementing and maintaining today’s complex communications solutions, announced today that its technology products are now available for procurement through VARStreet™. Black Box technologies, such as cabling and infrastructure, digital signage and multimedia, KVM and video switching, and networking, will be showcased on VARStreet, a leading provider of hosted IT business management software designed specifically for VARs. VARStreet subscribers can now access the most current Black Box product, pricing, and inventory information. Through VARStreet, channel partners can integrate Black Box products into their own databases, back-end systems, on-line catalogs, and Web sites. This integrated e-commerce platform is used by many technology channel partners in North America and, last year, $1 billion in technology products was sold through VARStreet. More than 3,000 channel partners and 10,000 VARs have used VARStreet to serve their corporate, federal, state, and local government customers. “We’re pleased to join the VARStreet family,” said Diane Magin, Black Box Reseller Channel Manager. “With their vast network of subscribers and easy-to-use platform, we’ll be able to more effectively support our channel partners.” “VARStreet is happy to partner with Black Box,” said Shiv Agarwal, Director of Sales for VARStreet. “We have a number of customers who have requested Black Box technologies.” For more information about Black Box Reseller services, go to blackbox.com/go/Reseller. For more information about VARStreet, go to www.VARStreet.com. About Black Box Black Box is a leading communications system integrator dedicated to designing, sourcing, implementing and maintaining today’s complex communications solutions. Black Box services more than 175,000 clients in approximately 150 countries with approximately 200 offices throughout the world. To learn more, visit the Black Box Web site at http://www.blackbox.com. Black Box® and the Double Diamond logo are registered trademarks of BB Technologies, Inc. Any third-party trademarks mentioned in this release are the property of their respective owners. Contact: Black Box Corporation Gary Doyle Director – Investor Relations Phone: 724-873-6788 E-mail: investors@blackbox.com

Black Box Partners with VARStreet