Feature 1 Automatic Voltage Regulator: This voltage regulator is an advanced design electronic 5 amp voltage regulator to ensure the best performance of the alternator. 2 Protection System: The regulator is equipped with a complete protection system against operating conditions that may be dangerous to the machine, ensuring safe operation. 3 Wide Compatibility: This regulator is suitable for Mecc Alte alternators and is standard for 3 phase and single phase power outputs up to 85 kVA. 4 ABS Housing: ABS has good insulating properties, is light and wear resistant, and the regulators made from it are durable. 5 Reliable Performance: The setting method of the voltage stabilizer board is simple, easy to use, and stable and reliable in performance.Item Type: Automatic Voltage RegulatorMaterial: ABSModel: SR7-2Detection and Power Input: 80-270VACPower Input: Voltage 50-270VAC (1, 2)Frequency: 50, 60HzMagnetic Field Output: Maximum 63VDC when the voltage is 220VAC input, the current is 6A continuouslyVoltage Regulation Rate: 1%Surroundings:Working Temperature: -40-70Maximum Humidity: Up to 95%Storage Temperature: -55-80 Package List1 x Automatic Voltage Regulator1 x Accessory1 x Instruction