Additional multi phase power controllers include:
Q7000: 19” x 6U rack with one driver module and four power modules, with nine channels each, allowing to control 9, 18, 27 or 36 channels reducing the space used per channel.
TU14XX:
The TU Series are quad units with four independent electrically isolated single phase SCR assemblies mounted on a space saving heatsink are available in four versions. These units handle loads from 25A–125A per channel, up to 500Vac.