4500V IGQ2300A 39KN NOTE 1. IF THE TYPE OF ORIGINAL GTO IS S6728GXH STROM-A OR S6728GXH STROM-B, ALL FOUR GTO'S MUST BE REPLACED. THIS IS DUE TO THE DIFFERENT PRESSING FORCE. NOTE 2. 5SGA 2645J0001 REQUIRES PULSE AMPLIFIER SADT41PAU. NOTE 3. DUE THE HIGH HOLDING CURRENT OF 5SGA2645J0001 THE POWER SUPPLY SADT39POW HAS TO BE UPGRADED TO TYPE SADT39POWP. NOTE 4. 5SGA CAN NOT BE USED IN THE CHOPPER MOD. NOTE 5. THE KIT ONLY, CODE 61457658 IS SOLD TO THE CUSTOMERS