(2pcs) IRFZ44N N-Channel Power MOSFET TO-220 50V, 45A, 110W, IR brand–ref:b775

• 45A, 50V, RDS(on) = 0.022Ω @VGS = 10 V. The device features very low on-state resistance and has integral zener diodes giving protection up to 2kV.

eBay