Type: Field-Effect Transistor Brand Name: International Rectifier TO – 220AB: MOSFET N-Channel, Metal Oxide 55V 49A: FETs – Single Mosfet Type: N-channel Current Rating: 49A Rds ( On ): 17.5m ohms Voltage Rated: 55V Material: crystal SpecificationDimensions and Weight Product ...Type: Field-Effect Transistor Brand Name: International Rectifier TO – 220AB: MOSFET N-Channel, Metal Oxide 55V 49A: FETs – Single Mosfet Type: N-channel Current Rating: 49A Rds ( On ): 17.5m ohms Voltage Rated: 55V Material: crystal SpecificationDimensions and Weight Product weight: 0.0300 kg Package weight: 0.0400 kg Package Contents Package Contents: 5 x IRFZ44N Transistor ( Case Included )