133-4.5B

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Wakefield-Vette

HEATSINK EXTRUDED

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Wakefield-Vette

HEATSINK EXTRUDED

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General part information

Heat Sink Aluminum Alloy Board Level

Technical documentation and resources

Specification	133-4.5B	133-4 Series

Attachment Method	Bolt On	Bolt On
Fin Height [z]	79.38 mm	79.38 mm
Fin Height [z]	3.125 in	3.125 in
Length	4.5 in	4.5 in
Length	114.3 mm	114.3 mm
Material	Aluminum Alloy	Aluminum Alloy
Material Finish	Black Anodized	Black Anodized
Shape	Rectangular, Fins	Rectangular, Fins
Thermal Resistance @ Forced Air Flow	500 LFM, 0.11 °C/W	0.11 - 500 LFM
Thermal Resistance @ Natural	0.37 °C/W	0.37 °C/W
Type	Board Level	Board Level
Width [x]	7 in	7 in
Width [x]	177.8 mm	177.8 mm

Part	Material	Type	Length	Length	Attachment Method	Width [x]	Width [x]	Shape	Thermal Resistance @ Forced Air Flow	Thermal Resistance @ Natural	Fin Height [z]	Fin Height [z]	Material Finish
Wakefield-Vette 133-4.5G	Aluminum Alloy	Board Level	4.5 in	114.3 mm	Bolt On	7 in	177.8 mm	Rectangular, Fins	0.11 °C/W, 500 LFM	0.37 °C/W	79.38 mm	3.125 in
Wakefield-Vette 133-4.5B	Aluminum Alloy	Board Level	4.5 in	114.3 mm	Bolt On	7 in	177.8 mm	Rectangular, Fins	0.11 °C/W, 500 LFM	0.37 °C/W	79.38 mm	3.125 in	Black Anodized