iMac 21.5″ A1311 Ambient Temperature Sensor $15.00 A1311 – Late 2009 iMac 21.5″ A1311 Ambient Temperature Sensor quantity Add to cart Add to Quote Continue Shopping Category: A1311 (21.5" iMac) Late 2009-Late 2011 Description Mid 2009 21.5″ – Ambient Temperature Sensor – 922-9129, 593-0996
