RS-232 Surge Protector
SUNIX RS-232 Surge Protector prevent damage to your electrical equipment from power surges and spikes. It contains avalanche diodes, one for each line. All diodes are returned to a ground stud, theProtector built-in PTC thermal fuse ensure instantaneous reaction to lightning strikes and wiring faults. If the surge components are damaged due to power spike or over voltage, excess power can not reach your equipment.