VCT AR8000 - Heavy Duty Automatic Voltage Regulator / Stabilizer with Built-in Voltage Transformer for AC 110V/220V/240V - 8000 Watt 8000 watts maximum capacity - Voltage Regulator / Stanilizer with Built-in Voltage Transformer Converts 110/120 V to 220/240 V OR converts 220/240 V to 110/120V - Compatible with 50Hz/60Hz. Voltage stabilizer good for countries with unstable voltage supply.This stabilizer can regulate big range fluctuating voltage into general voltage output. Input Voltage AC 75V-130V or 180V-260V ~ Output Voltage: AC 110V+-4% or AC220V+-4%. Fuse protected with built-in thermal Fuse - protects damage to your valuable equipment from voltage fluctuation. Comes with terminal Connectors - Hardwire Input and Output required.