Features It can ensure the end electrical equipment works well without human operation Adopting high quality electronic components, stable and reliable performance When the line fault voltage is the highest, the protector itself will not be damaged The automatic recovery over voltage and under voltage protective device complies with modular design standards A good household protective electrical equipment, protect the electrical equipment and safety body Specification: Condition: 100% brand new Weight: 129g/4.6oz Model: YXGQ-F Rated current: 50A Working voltage: AC230V 50Hz Overvoltage protection value: 275V ± 5V Undervoltage protection value: 170V ± 5V Protection action time: ≤ 1s Delay connection time: ≤60s Features: Adopting high quality electronic components, stable and reliable performance. It can ensure the end electrical equipment works well without human operation. When the line fault voltage is the highest, the protector itself will not be damaged. The automatic recovery over voltage and under voltage protective device complies with modular design standards. A good household protective electrical equipment,  protect the electrical equipment and safety body. Package List: 1 x Voltage Protective Device Package List