Kyland Коммутатор Opal10G-E-2GX8GE-LV-LV 302220012 2 1000Base-X SFP ports,8 10/100/1000Base-TX RJ45 ports, 18-30VAC/12-48VDC(18-30VAC/9-60VDC) dual redundant power inputs, -10 to 60⁰C operating temperature