SPL oo ka socota Shiinaha, waa soo-saare iyo jumlo-bedeyaal koronto-baddelayaal ah, saldhigyo-hoosaadyo iyo qalab-bedelasho, gaar ahaan xirfad-yaqaanno alaab koronto oo habaysan ah. Alaabtayada weelka beddelka ee ugu muhiimsan waa Bedelka Voltage Low, Gudaha AC Birta Dhexdhexaadka ah ee Beddelka iyo Biraha AC ee kuxiran Beddeleyaasha.