The CS8N65FA9H is a MOSFET N Trench 650V 8A (Tc) 4V @ 250uA 1.3 O @ 40A,10V, TO-220F (TO-220IS) RoHS manufactured by Huajing. This device is a power transistor that can be used in high power and switching applications. It is rated for 650V, 8A and has a maximum temperature rise of 4V @ 250uA 1.3 O @ 40A,10V. It comes in a TO 220F (TO-220IS) package and is RoHS compliant. This transistor can be used in a wide variety of high power applications including power controllers, battery packs, power supplies, motor drivers, and many other applications.