Origin: China Price: To Talk About Payment Method: T/T Quantity: 100Pcs Pack. & Delivery: As You Wish Specification: Supply 2unit independent hot plug power module Supply 14unit independent transceiver slot Built-in 2unit high capability fan. Improve rack mount's airiness capability Fully status indicator ,convenience install and maintenance Favorable prevent static ,lightning strike ,electromagnetism compatibility configuration Technology parameter Groove: 14 Power input:AC 100-250V,50-60HZ Direct current ourput: DC and 5V Ripple: less than 20mm Noise: less than 50mm Power protect: protect voltage pass,protect current pass Working temperature: 0~50degree Storage temperature:-20~65 degree Relative humidity: 5%~95%