An electric motor converts electrical Vitality into mechanical Vitality. In an HVAC system, motors usually convert the air conditioning fan blade plus the furnace blower motor.B??c 3: K?t qu? tra c?u s? hi?n th? ngay l?p t?c v?i thông tin chi ti?t v? ??n hàng c?a b?n.Chuy?n phát nhanh qu?c t? 247 Specific Ti?t ki?m t?i ?a chi phí: 123Express ma