12-00632 Modem protection 4 wire ZAR 870.57 Easy installation SKU: 12-00632 Quantity More DetailProduct Category: Data & Telephone LinesApplications: modem, alarm, cordless phoneAn in-line protection device for use with modems, digital communicators, alarm panels, cordless phones and other line equipment. Features Fully graded protection Compact design High discharge current capability Easy installation The BT version is suitable for ISDN applications. Specifications: 12-00632 Modem protection 4 wire