1、Large through-current capacity, long service life. 2、Adopt multi-level protection, low residual voltage, good protection effect. 3、Low insertion loss, excellent transmission performance. 4、Built-in fast semiconductor protection device, nanosecond response speed. 5、Energy saving, environmental protection, rack structure for easy installation. 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: Brand New Working Voltage Uc: 110V Limited Voltage Up: 180V Through-current Capacity 8/20μs: 5KA Maximum Through-current Capacity 8/20μs: 10KA Adaptive Transmission Rate: 2Mbps Temperature Range: -40°C ~ +80°C Installation Method: In series Insertion Loss: ≤0.5dB Response Time: ≤1ns Interface Form: RJ11 Protection Level: IP20 Material: Metal Color: Shown as picture Size: Approx.80*25*25mm/3.1*1*1in Package List: 1 * Telephone Surge Protector 1 * User Manual