By 11 July, elements of the division crossed the Psel and secured Kliuchi. In the afternoon of 12 July, near the village of Andreyevka on the south bank of the Psel, the Soviet forces launched a major counterattack against Regiment Thule and the division's battalion of assault guns during the Battle of Prokhorovka. Elements of the division engaged lead units of the 5th Guards Tank Army, halting the Soviet advance and inflicting severe damage to the Soviet forces, but at the cost of the majority of the division's remaining operational tanks. While the II SS Panzer Corps had halted the Soviet counteroffensive, it had exhausted itself. Citadel was called off on 14 July.