Search Search Surge Protectors Surge Protector 277-480V, 10,000A (ERGL-4-SP10K) $12.37 Part #: ERGL-4-SP10K Surge Protector 277-480V, 20,000A (ERGL-4-SP20K) $15.02 Part #: ERGL-4-SP20K Surge Protector 120-277V, 10,000A (ERGL-SP10K) $12.37 Part #: ERGL-SP10K Surge Protector 120-277V, 20,000A (ERGL-SP20K) $15.02 Part #: ERGL-SP20K
