new and high quality Made of high quality material, strong and 4TM butterfly overload and overheat protector size is 3 x 1.7cm, small in size, light in weight and good in performance. Install white overload protector on 1/2 1/3 1/4 1/5 1/6 for for compressor. When the motor consumes too much power, the compressor can be automatically turned off to protect the compressor. Professional manufacture, accurate size, easy installation.<br><br>Colour:Black White Material:plastic<br><br>Package contents: 10x Relay<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.