The MTX-400-28-A2 module is part of Proton-Electrotex’s MTX family of power thyristor modules designed for high-power rectification and phase control applications in industrial power systems. This module integrates high-performance thyristor devices in a rugged dual configuration and features pressure-contact construction for enhanced reliability under demanding electrical and thermal conditions. The electrically insulated baseplate ensures efficient heat dissipation and simplified mounting, making the MTX-400-28-A2 suitable for use in rectifier bridges, AC regulators, motor drives, and industrial power control systems.