In 1943, the unit was on patrol in the Polish southwest against rebel forces and, in the early and middle part of 1944, it was pressed into service with Army Group Center and saw action at Rawa Ruska and Lublin. It they patrolled near Radom and participated in the fighting around Kielce before being removed from service for needed repair work. In April of 1945, the unit was back in action and seen at Neuruppin until it fell to the Soviet Sixty-First Army at Neustadt.
Under Polish ownership some modifications were made to the design including the addition of more armor and installation of additional machine guns. After its use in anti-partisan actions the system was retired and passed on to the Railway Museum (Warsaw) where it remains as a showpiece to this day (2015).
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