| Characteristics | Conditions | Symbol | QRS1260T30 | Units |
| Repetitive Peak Reverse Blocking Voltage | | VRRM | 1200 | Volts |
| Non-Repetitive Peak Reverse Blocking Voltage | | VRSM | VRRM +100 | Volts |
| Average Forward Current | 180Conduction, Tc=25IC | IF(AV) | 600 | Amperes |
| Peak Half Cycle Non-Repetitive Surge Current | t = 8.3mS, 100%VRRM Reapplied | IFSM | 5000 | Amperes |
| 12t for Fusing for One Cycle | t = 8.3mS, 100%VRRM Reapplied | 12t | 104100 | A'SeC |
| Operating Junction Temperature | | TJ | -40 t0 150 | |
| Storage Temperature | | TSTG | -40 t0 150 | |
| Maximum Mounting Torque, M6 Mounting Screw | | | 26 | In |
| Maximum Terminal Torque, M6 Terminal Screw | | | 26 | In |
| Module Weight (Typical) | | | 220 | Grams |
| V Isolation | 60 Hz, circuit to base, all terminals shorted, t = 1 sec | VRMS | 3000 | Volts |
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