浪涌保护器:CGNU5-B40,CGNU5-B50,CGNU5-B60,CGNU5-B80,CGNU1-SL,CGNU1-S/485DC05,CGNU1-S/485DC12,CGNU1-S/485DC24,CGNU1-RJ11,CGNU1-RJ45,CGNU1-S/BNC+2,CGNU1-S/T,CGNU1-S/K,CGNU1-S-232DB25,CGNU1-S-232DB9,CGNS1-20,CGNS1-40,CGNS1-60,CGNS1-80,CGNT1-4-2,