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VoIP, SMART and Analog UL Class I Div 1 Telephones

GAI-Tronics 352, the world’s first UL Class I Division 1 VoIP telephone, is also available in standard analog or SMART configurations. All models are UL approved to Class I Division 1 Groups B, C, & D, Class II Groups F & G and Class III, Type 4X, and ABS Type Approved.



  • Line Powered
  • Noise-canceling Microphone
  • Volume Adjust
  • Type 4X Weather Rating


  • Ring Relay


  • VoIP
  • Analog
Product Literature
Installation Manuals


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