Check the listing for details. TDGC2-2KVA 2000W 20A Single Phase Variable AC Transformer Variac 0-130V New. Condition: New. Listed at 115.99 USD. The TDGC2-2KVA 2000W 20A Single Phase Variable AC Transformer Variac is a versatile power supply designed for various industrial and commercial applications. With the ability to provide a stable output ranging from 0-130 volts, this transformer is ideal for controlling the voltage levels of electrical equipment and machinery. The compact size and reliable performance make it a valuable tool for businesses seeking precise control over power supply levels.