661-4945 Heatsink - Late 2008 A1278 Macbook Aluminum 2-2.4GHz NB-1478W
This is an Apple heatsink for the 13" MacBook Unibody. This helps reduce the amount of heat on the logic board near the main chips.
EEE code: 48B
Apple part number: 661-4945
Compatible models: Unibody-A1278, Unibody-A1278, MB466LL/A, MB467LL/A,
Compatible Mac info. : 2.0GHz Core 2 Duo 13-inch Macbook , 2.4GHz Core 2 Duo 13-inch Macbook
661-4945 Heatsink - Late 2008 A1278 Macbook Aluminum 2-2.4GHz