Model Number: IRFZ44NPBF\nTO-220AB: MOSFET N-Channel, Metal Oxide\n55V 49A: FETs - Single\nMosfet Type : N-channel\nCurrent Rating : 49A\nRds (On) : 17.5mO\nVoltage Rated : 55V\nPower: 83 Watts\nCase: TO-220