| Photo | Mfr. Part # | Availability | Quantity | Datasheet | Series | Packaging | Product Status | Type | Package Cooled | Attachment Method | Shape | Length | Width | Diameter | Fin Height | Power Dissipation @ Temperature Rise | Thermal Resistance @ Forced Air Flow | Thermal Resistance @ Natural | Material | Material Finish | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
                 
                     
                 
                
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                    1255325WX12" EXTRUSION 16565 XX5732 Wakefield-Vette  |  
                1,560 | 
                
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                       Datasheet  | 	
                
                - | Box | Active | Board Level, Extrusion | SCR | Press Fit | Rectangular, Fins | 12.000" (304.80mm) | 5.000" (127.00mm) | - | 2.500" (63.50mm) | - | - | 0.35°C/W | Aluminum | - | 
                 
                     
                 
                
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                    HSF-55-35-Y-FFANSINK 12VDC 55X55X35.1MM Wakefield-Vette  |  
                3,999 | 
                
                     | 
                  
                  
                    
                       Datasheet  | 	
                
                HSF | Bulk | Active | Top Mount | BGA | Clip | Square, Fins | 2.165" (55.00mm) | 2.165" (55.00mm) | - | 1.382" (35.10mm) | - | - | 0.59°C/W | Aluminum Alloy | Black Anodized | 
                 
                     
                 
                
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                    1254995X12" EXTRUSION 6542 XX1245 Wakefield-Vette  |  
                4,001 | 
                
                     | 
                  
                  
                    
                       Datasheet  | 	
                
                - | Box | Active | Board Level, Extrusion | - | Bolt On | Rectangular, Fins | 12.000" (304.80mm) | 5.000" (127.00mm) | - | 5.000" (127.00mm) | - | - | 0.18°C/W | Aluminum | - | 
                 
                     
                 
                
                 | 
				
                    1256374.702WX12" EXTRUSION 14264 Wakefield-Vette  |  
                1,689 | 
                
                     | 
                  
                  
                    
                       Datasheet  | 	
                
                - | Box | Active | Board Level, Extrusion | - | Press Fit | Rectangular, Fins | 12.000" (304.80mm) | 4.702" (119.43mm) | - | 3.312" (84.13mm) | - | - | 0.45°C/W | Aluminum | - | 
                 
                     
                 
                
                 | 
				
                    1255387WX12" EXTRUSION 16348 XX3559-2 Wakefield-Vette  |  
                2,791 | 
                
                     | 
                  
                  
                    
                       Datasheet  | 	
                
                - | Box | Active | Board Level, Extrusion | SCR | Press Fit | Rectangular, Fins | 12.000" (304.80mm) | 7.000" (177.80mm) | - | 3.125" (79.38mm) | - | - | 0.21°C/W | Aluminum | - | 
                 
                     
                 
                
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                    1255447WX12" EXTRUSION 16235 XX5733 Wakefield-Vette  |  
                2,106 | 
                
                     | 
                  
                  
                    
                       Datasheet  | 	
                
                - | Box | Active | Board Level, Extrusion | SCR | Press Fit | Rectangular, Fins | 12.000" (304.80mm) | 7.000" (177.80mm) | - | 3.125" (79.38mm) | - | - | 0.22°C/W | Aluminum | - | 
                 
                     
                 
                
                 | 
				
                    1255056.25WX12" EXTRUSION 16971 XX1541 Wakefield-Vette  |  
                2,059 | 
                
                     | 
                  
                  
                    
                       Datasheet  | 	
                
                - | Box | Active | Board Level, Extrusion | - | Bolt On | Rectangular, Fins | 12.000" (304.80mm) | 6.250" (158.75mm) | - | 6.250" (158.75mm) | - | - | 0.15°C/W | Aluminum | - | 
                 
                     
                 
                
                 | 
				
                    1255509.80WX12" SCR EXTRUSION XX5735 Wakefield-Vette  |  
                4,372 | 
                
                     | 
                  
                  
                    
                       Datasheet  | 	
                
                - | Box | Active | Board Level, Extrusion | SCR | Press Fit | Rectangular, Fins | 12.000" (304.80mm) | 9.800" (248.92mm) | - | 2.850" (72.39mm) | - | - | 0.18°C/W | Aluminum | - | 
                 
                     
                 
                
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                    12768611.420" WIDE X 12" FLATBACK HEAT Wakefield-Vette  |  
                2,948 | 
                
                     | 
                  
                  
                    
                       Datasheet  | 	
                
                - | Box | Active | Top Mount, Extrusion | - | Adhesive | Rectangular, Fins | 12.000" (304.80mm) | 11.420" (290.07mm) | - | 2.559" (65.00mm) | - | - | 0.19°C/W | Aluminum | - | 
| 
                 
                     
                 | 
				
                    658-60ABT4EHEATSINK CPU 27.9MM SQ W/ADH BLK Wakefield-Vette  |  
                1,626 | 
                
                     | 
                  
                  
                    
                       Datasheet  | 	
                
                658 | Bulk | Active | Top Mount | BGA | Thermal Tape, Adhesive (Included) | Square, Pin Fins | 1.100" (27.94mm) | 1.100" (27.94mm) | - | 0.598" (15.20mm) | 2.5W @ 30°C | 2.00°C/W @ 500 LFM | - | Aluminum | Black Anodized |