Inductors, ferrite core. 470uH. Tolerance: 10%. DC resistance: 0.393 Ohm max. Max 1.30 Amp. Dimensions:11.55mm D x 22.86mm long. Operating temperature range: �55 to +125 Deg C. Up to only 85 Deg C at full rated current. Case: axial. More info: http://www.delevan.com/web/partfinder.php?PartNumber=4590 Learn More