110v-220v Step Up Down Voltage Transformer with Built-in Power Regulator

Wide range of 110v/120v/220v/240v Power Regulators with built-in voltage converter transformer. The Voltage Regulator/ Stabilizer is required to maintain the constant voltage within the prescribed range that the electrical equipment is rated for. Protect expensive electronics, computers, appliances, tools, and other electrical devices against any damage from the power spike and fluctuation common in older buildings and many countries overseas. Our automatic voltage regulator stabilizers come with a built-in 110 volt - 220/240 volt step up and down voltage converter transformer for voltage conversion. Please read our Transformer Purchase Guide before making a selection.