1、Safe to Use: This automatic voltage regulator has overvoltage protection function and low speed protection function, use it with confidence! 2、Fine Workmanship: This voltage regulation board is well made with adjustable voltage range, and premium voltage stability. 3、Light Indicator: Comes with a LED abnormal indicator, you can catch the abnormal situation immediately and make adjustments in time. 4、ABS Material: Made from premium ABS material, this automatic voltage regulator is not likely to deform and also has excellent durability for long working hours. 5、Ideal Replacement: This voltage regulator can be easily installed, ideal replacement for the old and damaged parts. 1 x Automatic Voltage Regulator1 x Manual Item Type: Automatic Voltage RegulatorModel: R120Material: ABSInduction Input:Voltage 277VAC Single Phase 10%Voltage 415VAC Three Phase Two Wire 10%Input Power: 277V RMS+10%Magnetic Field Output Power: 95VDC Maximum at 240VCurrent: Continuous 4A, Discontinuous 6A Within 30 SecondsWorking Temperature: -20℃ to 70℃