The GT SONIC-T9 widens the working area rather than the depth, with a 300 x 240 x 150 mm tank that holds nine litres and accepts full instrument trays, small parts baskets, optical sub assemblies, PCB carriers and mixed workshop batches. 200 W of ultrasonic power at 40 kHz covers the wider floor, so items at the edges of a loaded tray clean in the same cycle as those in the centre. The 300 W heater keeps nine litres within the 20 to 80 degrees Celsius window during repeated