Features: Ensure stable power supply- with the 8KW Three-phase voltage regulator rectifier for generators. Made of durable plastic material, the AVR automatic voltage regulator rectifier is built- to last. Applicable to livestock, breeding, agriculture, forestry, fishery and other fields. It is mainly used for over-voltage, over-current and short-circuit protection-， Easy to install and use, the product can effectively guarantee the voltage stability of the generator Specifications: Features：8KW 400V Three-phase Connection：4+2+2 Wires Material：Plastic Size：approx 14x4.7cm/5.5x1.85in Package Includes: 1PC x AVR Voltage Regulator note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.