The Marcus MTC150-20-MTB is a 150VA open type control transformer designed for reliable performance in industrial and commercial applications. Built with high-quality copper windings and heat-proof insulation, this transformer ensures longevity and efficient operation. It features a rugged design with terminal blocks for easy wiring and is CSA certified and UL listed for safety and quality assurance. Marcus Transformers have been a trusted name in manufacturing since 1942, known for producing energy-efficient and dependable power solutions.This is a 150VA, single-phase, open type control transformer. It operates with a primary voltage of 120V and a secondary voltage of 24V, at a frequency of 50/60Hz. The transformer has an 80°C temperature rise and an insulation class of B (130°C). Its noise level is less than 40dB.