Equipment lines that lead outside the building are pathways for surges (sometimes called backdoor surges) to enter the equipment. The MOD-SPKP is designed to protect outdoor speaker, keypad, control and security wires (8 wires or 4 pairs).
Main Features
- Equipment lines that lead outside the building are pathways for surges (sometimes called backdoor surges) to enter the equipment
- The MOD-SPKP is designed to protect outdoor speaker, keypad, control and security wires