Electricity larceny prevention electric meter box

The invention discloses an electricity larceny prevention electric meter box which comprises an electric meter box body, a door lock, a door opening detector, a signal transceiver and a controller, wherein the electric meter box body comprises a box body and a box door, one end of the box door is hinged to the box body, and the box door seals an opening in the front side of the box body and is locked by the door lock. The door opening detector comprises a supporting block, an elastic piece, an electromagnet, a first contact, a permanent magnet and a second contact, the supporting block is fixed to the inner wall, close to the opening, of the box body and connected with one end of the elastic piece, and the electromagnet and the first contact are fixed to the other end of the elastic pieceand close to one side of the box door respectively. The permanent magnets and the second contacts are respectively fixed on the inner side of the box door and are in one-to-one correspondence with theelectromagnets and the fi