The KSU30A30B from Kyocera AVX is a Power Diode with Forward Current 30.0 A, Forward Voltage 1.33 V, Reverse Current 50 uA, Repetitive Peak Reverse Voltage 300 V, Non-Repetitive Peak Forward Current 400.0 A. Tags: Through Hole. More details for KSU30A30B can be seen below.