Ajax TOCCO Magnethermic 71940A03 IGBT Gate Drive PCB Assembly

Ajax TOCCO Magnethermic 71940A03 IGBT Gate Drive PCB Assembly is an OEM replacement gate-drive circuit board designed for Ajax Tocco Magnethermic induction heating systems. The part is identified as 71940A03, with an OEM cross-reference SC71940A03, and is sold by aftermarket suppliers as an Ajax Tocco gate-drive PCB. As an IGBT gate-drive assembly, it interfaces with the power module's IGBT switches to control switching events in the induction power supply. The listing confirms its origin with Ajax Tocco Magnethermic (formerly Ajax Magnethermic) and positions the SC71940A03 as the corresponding OEM part number. This board is intended for repair or refurbishment of Ajax Tocco equipment, providing a replacement gate-drive solution where the original PCB has failed or is out of stock. Buyers should verify compatibility with their specific Ajax Tocco module before purchasing, matching the 71940A03/SC71940A03 designation to the exact drive board used in their system.