Features:Large through-current capacity, long service life. Adopt multi-level protection, low residual voltage, good protection effect. Low insertion loss, excellent transmission performance. Built-in fast semiconductor protection device, nanosecond response speed. Energy saving, environmental protection, rack structure for easy installation. Scope of Application:The audio telephone lightning protector (phone lightning arrester) is designed according to IEC and international standards, mainly used for lightning and overvoltage protection of telecommunication data communication signal lines and their equipment (such as telephone, SPC exchange, fax machine, ADSL, MODERN), easy to install, no need for special maintenance.Specifications:Condition: NewWorking Voltage Uc: 110VLimited Voltage Up: 180VThrough-current Capacity 8/20s: 5KAMaximum Through-current Capacity 8/20s: 10KAAdaptive Transmission Rate: 2MbpsTemperature Range: -40C ~ +80CInstallation Method: In seriesInsertion Loss: 0.5dBResponse Time: 1nsInterface Form: RJ11Protection Level: IP20Material: MetalColor: Shown as pictureSize: Approx.80*25*25mm/3.1*1*1inPackage List:1 * Telephone Surge Protector1 * User Manual.