Theta controls supplies highly flexible industrial ethernet switches from hirschmann automation and controls, gmbh, germany, the pioneers of industrial ethernet. These industrial ethernet switches are selectable with a given switch to fit the need and come under the name "open rail". With open rail industrial ethernet switches provides options like a] up to 2 gigabit ports; b] 2 to 24 number of ports; c] mix, from rj45, multimode fibre, singlemode fibre, long haul, aui, etc type of ports; d] mtrj, st, sc, aui, rj45, m12, etc type of connectors; e] standard 0 to 60°, or extended-40 to 70° temperature range; f] conformal coating whether required or not; g] cul508, cul1604 class 1, div 2 to the more stringent substation, marine, trains, etc approvals; and h] unmanaged, basic, enhanced, and professional software version.