The FGD-0023 ISOTEL Surge Protector protects equipment such as your Sensaphone units from high voltage surges through AC and telephone lines. Includes 4-outlet ISOBAR AC surge and noise protection and 2 built-in RJ11 receptacles for telephone line spike suppression. Features filter isolation, superior noise filtering and "Cascade Circuitry" filter networks to provide double protection to equipment plugged into the second filter bank. Particularly important in areas of high lightning activity.

Dimensions: 2.5" x 3.5" x. 6.5"
Joules: 2200