The Harris V150PA20A Metal Oxide Varistor is a 150VAC surge protector designed to regulate and protect electrical equipment from voltage surges. This product, sold as a unit quantity of 2, features a nominal voltage rating of 150VAC and is ideal for use in various industrial and commercial settings. The Harris brand is known for producing high-quality electrical components, making this varistor a reliable choice for ensuring the safety and functionality of sensitive electrical systems.