What is a normal voltage measurement? Ting Utility companies deliver voltage to U.S. homes at an average of 120V, but normal ranges can be from 108V to 132V. Related articles Does Ting measure power consumption? Will a lightning suppressor on my main panel affect Ting? Power Quality How did Ting detect that my home had a power surge or a brownout? I have a lot of DC circuitry in my house. Will this cause performance issues with the Ting service?