... motor,refrigeratory fan motor,YWF4D refrigeratory motor,refrigeratory axial motor YWF4D-400 refrigeratory axial fan motor,refrigeratory fan motor,YWF4D refrigeratory motor,refrigeratory axial ... ³/hCAPACITOR μF NOISE dB(A)CURVEYWF4D50038050139013506570/621YWF4E500220501.63501350657010621YWF6D500380500.551809004900/522YWF6E500220506514090049006522 YWF4D-400 refrigeratory axial fan motor