Comtrol Corporation, a leading manufacturer of industrial device connectivity products, today announced the release of new editions to its family of RocketLinx industrial grade switches. In addition to the rugged design and enhanced reliability characterized by the Comtrol RocketLinx brand, the new RocketLinx ES8105-XT and ES8108-XT industrial Ethernet switch lines feature UL-certified compliance with the NEC Class I Division 2 (CID2) classification. The stringent CID2 rating certifies these RocketLinx switch models for operation in environments such as oil and gas refineries and tank storage facilities where explosive gases may be present under abnormal circumstances.