TP = Thermal Protector, the engine shuts off when it overheats. Bypass - Motor i.e. separate intake and cooling air, the lower part is sealed off and the electrical equipment is cooled by a built-in cooling fan. Peripheral air outlet, i.e. The intake air is blown out through the engine slots. Overall height 169 mm, height 78 mm turbine, turbine diameter 144 mm. With 1 x rubber seal turbine elevation. This product is not an original spare part from the quoted manufacturer. Due to it is high quality the product is widely used by manufacturers, resellers and end users. It is a product with the original manufacturer’s quality.