A1047 Power Mac G5 Fan Grill, Exhaust Fan $10.00 For the rear of the case. A1047 Power Mac G5 Fan Grill, Exhaust Fan quantity Add to cart Add to Quote Continue Shopping Category: A1047 Power Mac G5 Description Apple 815-7277. External grill for the rear exhaust fans. Screws included. Fits all A1047 models from Mid 2003 to Early 2005.