The utility model discloses a novel transformer respirator device, it contains the respirator body, and the lower part of respirator body sets up the oil cup connector, and the oil cup connector is connected with the oil cup that is used for storing transformer oil, the respirator body is silicon gel tank, and silicon gel tank internal partitioning is upper portion space and lower part space, andthe heater is installed to the inner wall in lower part space, and the top in lower part space is used for filled silica the heavy force sensor who is used for measuring the weight of silica gel is installed in the upper portion space in the bottom surface in upper portion space, the last position that corresponds the upper portion space of silicon gel tank still is equipped with the three silicagel of vertically arranging and observes the hole, the last scale mark that is provided with of silicon gel tank, be provided with partial scale mark on the silica gel observation hole.