Itw UP3P-39 66 Block Ul Secondary Surge Protector 39 V Must Be Ordered In Multiples Of 25

66 Block UL Secondary 39V Surge ProtectorUL Secondary listed with 160mA PTC for voice/fax/modem lines (39V) Dual Indicator Lights: Protection OK and Ground Connection OK Solid-State Protection Single Pair Protection: Protect only the lines requiring protection Ideal for Retrofit Applications: Just remove the bridging clips from the block and replace them with the Protector, add the ground connection, and the pair is connected Grounding Requirements: Field-installed solid copper wire Recommended Grounding Impedance: <0.5 Ohm Fuse Rating: 160mA (8-10 Ohms) Signal Perfect Circuitry Clamping Level: 39V Response Time: 1-5 Nanoseconds Capacitance: <50pF Suppression Modes: Metallic and Longitudinal Wires Protected: 2-wires, 1 pair Termination Type: 66 M Blocks