The Marcus MTC100-20 is a 100VA control transformer designed for reliable performance in industrial and low-voltage applications. Built with a Class B insulation system (130°C) and featuring an 80°C temperature rise, this transformer ensures longevity and dependable operation. Its dry-type, open-frame construction minimizes maintenance requirements and is suitable for panel or chassis mounting, making it a versatile solution for control panels, relay circuits, and other low-voltage systems. Marcus Transformers has been a trusted name in electrical manufacturing since 1942, known for producing high-quality, energy-efficient transformers.This Marcus MTC100-20 is a 100VA control transformer operating at 60Hz. It has a primary voltage of 120V and a secondary voltage of 24V. The transformer features a Class B insulation system with an 80°C temperature rise and is of dry-type, open-frame construction. It weighs approximately 1.13 kg (2.5 lbs).