High-temperature-resistant testing device for dual-power-supply controller

The utility model relates to the technical field of controller testing devices, and discloses a dual-power controller high-temperature-resistant testing device which comprises a base, a testing box and a temperature box are fixedly connected to the two sides of the top of the base respectively, a water tank is fixedly connected to the interior of the temperature box, and an electric heating plate is arranged in the water tank. An electric heating wire is arranged in the electric heating plate, a water inlet pipe is fixedly connected to one side of the water tank, and a temperature pipe is fixedly connected to the center of the top of the water tank. The utility model has the following advantages and effects: water in the water tank is boiled to generate steam, the steam is released into the test box through the temperature pipe, so that high temperature is generated in the test box, and a worker knows the temperature in the test box through the thermometer at the top of the test box in the process; meanwhile,