The SUPERIOR ELECTRIC Part 21 Variable Transformer is a versatile and reliable device designed to provide optimal control over your electrical systems. With a primary voltage of 120 VAC and a secondary voltage ranging from 0-120/0-140 VAC, this transformer offers tremendous flexibility in voltage regulation. With a power rating of 0.84 kVA, it can efficiently handle a wide range of power requirements. Equipped with screw terminals, installation is a breeze, ensuring a secure and efficient connection. Designed for panel mounting, this transformer seamlessly integrates into your existing electrical setup and is easily accessible for maintenance and adjustment purposes. Trust the SUPERIOR ELECTRIC Part 21 Variable Transformer to deliver precise and stable electrical output, making it an ideal choice for various applications.