bɪkˈʌz mæɡnˈɛɾɪk kˈʌplɪŋz duːnˌɑːt pˈɛnɪtɹˌeɪt ðə sˈɜːfɪs ðeɪ ˈɑːpɚɹˌeɪt əkɹˈɑːs, pˈʌmps ðæt jˈuːs ðɪs tˈaɪp ʌv kˈʌplɪŋ kæn kəmplˈiːtli ɐvˈɔɪd lˈiːkɪdʒ.
Because magnetic couplings do not penetrate the surface they operate across, pumps that use this type of coupling can completely avoid leakage.