SHSPD-RJ11 Telephone Surge Protective Device is mainly used for communication signal transmission line(telephone cable, audio cable) and lightning protection devices (surge) protection; such as program-controlled switches, telephones, fax machines, modem (MODEM) and other electronic equipment.

• large discharge current, fast response time
  
• with over-voltage, over current, limited pressure triple protection
• standard connector, small size, light weight, easy to install and maintain