Replacement Laptop Cooling Fan For HP G42 G62 Compaq CQ42 CQ62 CQ42-100 CQ42-200 - HP Service PN 646578-001 ADD49R12TP202BBD063 By PCRepair This product is backed by a 6 Month PCRepair Warranty. Have a compatibility question? Try our (Strategic Technical Solutions) customer service. Strategic Technical Solutions is the sole authorized distributor of PCRepair parts.