MINNEAPOLIS,Minnesota — June 21, 2011—Comtrol Corporation, a leading manufacturer of industrial device connectivity products, today announced the release of the RocketLinx ES8510-XTE to its industrial switch product line. The RocketLinx ES8510-XTE is a fully managed industrial-grade switch equipped with seven 10/100BASE-TX ports and three RJ45/SFP combo (10/100BASE-TX, 100BASE-FX) uplink ports.

The RocketLinx ES8510-XTE is housed in a rugged, IP31 rated aluminum enclosure that features an excellent heat dispersing mechanical design and a wide -40° to 85°C, NEMA TS2 certified operating temperature. The embedded software supports full Layer 2 management features, RSTP and ring redundancy, web management and monitoring, security, and event notification.

“Our goal with releasing this product is to fulfill customer requests for a cost effective 10/100BASE-TX version of our successful RocketLinx ES8510-XT industrial gigabit switch,” says Rob Iten, Director of Sales at Comtrol. “The RocketLinx ES8510-XTE allows our customers operating 10/100 megabit networks to utilize the same extended temperature and enhanced management features of the RocketLinx ES8510 industrial switches in a more economical package.”

With industry leading management features, rugged industrial design, and NEMA TS2 certification, the RocketLinx ES8510-XTE provides the perfect foundation for supporting industrial Ethernet and traffic and transportation infrastructures.

About Comtrol Corporation

Comtrol Corporation is an expert device connectivity manufacturer and provider of networking products, specializing in industrial Ethernet gateways, and intelligent embedded device connectivity products.These products support a wide range of enterprise, industrial, security, power utility, and traffic automation applications. The company’s RocketPort multi‐port serial cards, DeviceMaster Ethernet device servers, and RocketLinx industrial grade Ethernet and Power over Ethernet switch product lines are sold through regional, national, and international distributors and by thousands of resellers and integrators worldwide. For more information, contact Comtrol Corporation at 800‐926‐6876 or visit www.comtrol.com.