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Telephone Protector

5920121214784 121214784 37-520-078 66-020-515-1 30621 37-520-076 66-020-515

An item specifically designed to protect the phone circuits against high potentials, such as lightning and/or abnormal electrical currents. It may include an inclosure, but does not always include the protective components such as protector blocks, heat coils, and/or fuses. Excludes items which may be used in other than telephone circuits. See also ARRESTER, LIGHTNING and FUSEHOLDER. View more Telephone Protector