Temperature limiter and electric water heater

The utility model discloses a temperature limiter and an electric water heater, and the temperature limiter comprises a shell, a temperature sensing switch, two electrode lead-out component and an adapter, the temperature sensing switch is arranged in the shell; the two electrode leading-out piece assemblies are arranged on the opposite sides of the shell respectively and electrically connected with the two ends of the temperature sensing switch respectively, and each electrode leading-out piece assembly comprises a first leading-out piece and a second leading-out piece; the adapter is in lap joint with the first lead-out piece and the second lead-out piece of one electrode lead-out piece assembly and is electrically connected with an external circuit. According to the technical scheme, single-stage control over the temperature limiter can be achieved, the control effectiveness of the temperature limiter is improved, and therefore the use reliability and use safety of the electric water heater are improved. 本