Industrial Design for the HVAC market 10/100Bas-T(X) (RJ45), 100Base-FX (SC/ST-Type Single/Multimode). EEE 802.3/802.3u/802.3x. Auto-negotiation speed. Auto MDI/MDI-X. Industrial Grade Reliability. Relay output port support power failure, port break alarm. Redundant dual DC power inputs.