Lenovo HEAT SINKS
01EF164
is compatible in the following Models:
Lenovo IdeaCentre 500 Series
510S-23ISU All-in-One (ideacentre) - F0C30005US
510S-23ISU All-in-One (ideacentre) - F0C3006GAU
520S-23IKU All-in-One (ideacentre) - F0CU003AAU
520S-23IKU All-in-One (ideacentre) - F0CU0070AU