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403K Wakefield-Vette
Extruded Heat Sink
MFG Part Number: 403K
With fins oriented vertically in cabinet sidewall applications, 401 and 403 Series heat sinks are recommended for critical space applications where maximum heat dissipation is required for high-power TO-3 case styles. Forced convection performance is also exemplary with these double surface fin types. Semiconductor mounting hole style "F" offers a single centered 0.270 in. (6.9)-diameter mounting hole (with a 0.750 in. (19.1)-diameter area free of anodize) for mounting stud-type diodes and rectifiers. Hole pattern "V". Material: Aluminum Alloy, Black Anodized.
Key AttributesValue
Width120.7 mm
Height31.8 mm
Width4.75 in
Height1.25 in
Thermal Resistance55 °C/W
Extrusion ShapesDouble Surface
Request Quote for Lead Time
QuantityUnit Price
72 - 143
144+Get Quote

This product is available in the following countries:
  • Global