YKK fa'asologa o afi eletise e tolu vaega induction motors lea e tasi le saoasaoa, fa'aauau galuega galue, maualuga voltage ma ituaiga fale. Fa'avaa H355-H400 o lo'o fa'apipi'iina le fausaga u'amea, fa'avaa H450-H630 o lo'o fa'apipi'iina-u'amea fausaga ipu. O afi faʻaaogaina F Vasega Insulation, B Vasega maualuga le vevela e faʻateleina ai le faʻatuatuaina o le faʻatinoga ma le ola tautua. O afi e mafai ona faʻauluina masini faʻainisinia eseese, e pei o le pamu vai, fan blower, ma le compressor, ma isi.
O le afi o loʻo i ai le lelei o le maualuga maualuga, faʻasaoina o le malosi, maualalo le pisa, maualalo le vibration, mama mama, faʻatuatuaina faʻatinoga, faʻapipiʻi faigofie ma tausiga.