Overview Product Description STW20NK50Z.pdf Product Videos Custom Field Product Reviews Write a Review Write a Review × ST W20NK50Z ; Transistor N-MOSFET 500V 20A 190W 0.23Ω with-Protections, TO-247 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *