Check the listing for details. Ditek DTK-MRJ45SCPX Dataline Surge Protector. Condition: New. Listed at 39.99 USD. Ditek DTK-MRJ45SCPX 4 pair, 14V, RJ45 In/Out Modular Jack Ditek's MRJ series protects vital data lines and computerized systems from surge-induced damage. Convenient RJ connections protect four voice/data/signal pairs. MRJ series protectors are easily installed at building's incoming entry, at the equipment being protected, or any point between them. The MRJ series is perfect to protect incoming CO lines, station lines, low voltage data, and building to building runs. RJ45 connectorsProtects 4 pairs14 VoltMulti-stage, hybrid design provides the best possible protectionCurrent-limiting circuitry minimizes risk to connected equipmentSuitable for use on up to 14V circuits Technical Specifications:Service Voltage: 14 VMCOV: 18 VDCClamp Voltage: 22 VConnection Method: RJ45Max Continuous Current: 0.15 AmpsMax Surge Current: 2,000 Amps per pairProtection Modes: Tip-Ground, Ring-Ground (All)Operating Temperature: -40F - 158F (-40C - 70C)Maximum Humidity: 95% non-condensingDimensions: 1.7 x 3.0 x 1.2 (43mm x 76mm x 30mm)Weight: 4oz (113g)Housing: ABS