Specifications

JE-SL2020-002C : 

CPU Cooler Intel LGA1366 

Rated voltage:12V

Outline Dim: 88 x 88 x 26.7 mm 
Fan Dim: 70 x 70 x 10.5 mm (Dual Ball Bearing) 

===============================================

JE-SL2220-001C : 

CPU Cooler Intel LGA1366

Rated voltage:12V

Outline Dim: 88 x 88 x 36.7mm
Fan Dim: 70 x 70 x 10.5mm(Dual Ball Bearing)