Rectangular Fin Heat Sinks

Results: 1,414
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Product Designed for Mounting Style Heatsink Material Fin Style Thermal Resistance Length Width Height
Wakefield Thermal 396-2AB
Wakefield Thermal Heat Sinks Low Profile Heat Sink, 139.7x35.1x127mm, 6 Mounting Holes 11In Stock
40Expected 05/06/2026
Min.: 1
Mult.: 1

Heat Sinks Power Modules, IGBTs Bolt On Aluminum Rectangular Fin 1.5 C/W 139.7 mm 127 mm 35.1 mm
Wakefield Thermal 465K
Wakefield Thermal Heat Sinks Heat Sink, Hex-Type Rectifier/Diode Stud-Mount, 101.6x127x101.6mm, 1.060" Hex 6In Stock
32Expected 05/06/2026
Min.: 1
Mult.: 1

Heat Sinks Semiconductor, Stud Mounted Press Fit Aluminum Rectangular Fin 127 mm 101.3 mm 101.6 mm
Wakefield Thermal 677-20ABPE
Wakefield Thermal Heat Sinks Heat Sink for Vertical Mount for TO220/TO247/TO218/15-LEAD MULTIWATT, 50.8mm H 1In Stock
600Expected 16/07/2026
Min.: 1
Mult.: 1

Heat Sinks TO-218, TO-220, TO-247 15 Pin Multiwatt Through Hole Aluminum Rectangular Fin 50.8 mm 41.91 mm 25.4 mm
Wakefield Thermal Heat Sinks Copper, Low Cost, Wave-Solderable Heat Sink for TO-220, Tinned, 25.4x12.7x30.2mm 2In Stock
Min.: 1
Mult.: 1

Heat Sinks TO-220 Through Hole Copper Rectangular Fin 48 C/W 25.4 mm 12.7 mm 30.2 mm
Wakefield Thermal 395-1AB
Wakefield Thermal Heat Sinks Low Profile Heat Sink, 76.2x63.5x127mm, 4 Mounting Holes 1In Stock
Min.: 1
Mult.: 1

Heat Sinks Power Modules, IGBTs Bolt On Aluminum Rectangular Fin 1.1 C/W 76.2 mm 127 mm 63.5 mm
Wakefield Thermal 511-3U
Wakefield Thermal Heat Sinks High Fin Density Heat Sink, IGBTs, Relays, Non-Mill, 132.33x76.2mm 16In Stock
Min.: 1
Mult.: 1

Heat Sinks Power Modules, IGBTs, Relays Adhesive Aluminum Rectangular Fin 0.9 C/W 76.2 mm 132.33 mm 61.21 mm
Advanced Thermal Solutions Heat Sinks maxiFLOW BGA Heat Sink+Plastic pushPIN, Cross-Cut, 40.89x45x25mm, 1.60C/W, High 100In Stock
Min.: 1
Mult.: 1

Heat Sinks BGA Push Pin Aluminum Rectangular Fin 1.60 deg C/W 1.610" (40.89mm) 1.772" (45.00mm) 0.984" (25.00mm)
Advanced Thermal Solutions Heat Sinks Extrusion Profile, AL6063, 254mm Length, 100mm Width, 27mm Height
219Expected 19/06/2026
Min.: 1
Mult.: 1

Extrusions Electronic Cooling Applications Adhesive Aluminum Rectangular Fin 7.9 C/W 254 mm 100.76 mm 27 mm
Advanced Thermal Solutions Heat Sinks Extrusion Profile, AL6063, 254mm Length, 100mm Width, 20mm Height
10Expected 10/07/2026
Min.: 1
Mult.: 1

Extrusions Electronic Cooling Applications Adhesive Aluminum Rectangular Fin 10 C/W 254 mm 100.76 mm 20 mm
Advanced Thermal Solutions Heat Sinks Extrusion Profile, AL6063, 300mm Length, 120mm Width, 36mm Height
20Expected 04/06/2026
Min.: 1
Mult.: 1

Extrusions Electronic Cooling Applications Adhesive Aluminum Rectangular Fin 4.69 C/W 11.81 in 4.72 in 1.42 in
Advanced Thermal Solutions Heat Sinks Extrusion Profile, AL6063, 300mm Length, 80mm Width, 30mm Height
7Expected 29/06/2026
Min.: 1
Mult.: 1

Extrusions Electronic Cooling Applications Adhesive Aluminum Rectangular Fin 6.2 C/W 11.81 in 3.15 in 1.18 in
Advanced Thermal Solutions Heat Sinks pushPIN Heat Sink, Fine, Straight, 4-Hole, 57.9x36.83x11.43mm, 21.45C/W
100On Order
Min.: 1
Mult.: 1

Push Pin Rectangular Fin 21.45 deg C/W 2.280" (57.90mm) 1.450" (36.83mm) 0.450" (11.43mm)
Advanced Thermal Solutions Heat Sinks pushPIN Heat Sink, Fine, Straight, 4-Hole, T766, 57.9x60.96x5.84mm, 18.94C/W
100Expected 04/06/2026
Min.: 1
Mult.: 1

Push Pin Rectangular Fin 18.94 deg C/W 2.280" (57.90mm) 2.400" (60.96mm) 0.230" (5.84mm)
Advanced Thermal Solutions ATS-03E-38-C2-R0
Advanced Thermal Solutions Heat Sinks pushPIN Heat Sink Assembly, Fine-Pitch, Straight, Hole: 4-Corner, Blue, T766
25Expected 04/06/2026
Min.: 1
Mult.: 1

Push Pin Rectangular Fin 6.42 deg C/W 1.450" (36.83mm) 2.267" (57.60mm) 0.900" (22.86mm)
Wakefield Thermal Heat Sinks Heat Sink for D2PAK, TO-220, SOT-223, SOL-20, 15.2x18.8x9.1mm, Bulk
4,745Expected 15/09/2026
Min.: 1
Mult.: 1

Heat Sinks D2PAK , TO-220, SOT-223, SOL-20 SMD/SMT Copper Rectangular Fin 55 C/W 18.8 mm 15.2 mm 9.1 mm
Wakefield Thermal Heat Sinks Heat Sink for TO220, 25.4x12.7x21.6mm, Vertical/Horizontal, No Tab
4,934Expected 16/07/2026
Min.: 1
Mult.: 1

Heat Sinks TO-220 Through Hole Aluminum Rectangular Fin 20 C/W 21.59 mm 25.4 mm 12.7 mm
Wakefield Thermal Heat Sinks Low Cost, Wave-Solderable Heat Sink for TO-220, Mounting Slot, 25.4x12.7x30.0mm
4,798Expected 11/09/2026
Min.: 1
Mult.: 1

Heat Sinks TO-220 Through Hole Aluminum Rectangular Fin 16.2 C/W 29.97 mm 25.4 mm 12.7 mm
Wakefield Thermal Heat Sinks Heat Sink for DC/DC Converters, Half Brick, 57.9x61x6.1mm, Horizontal, 11 Fins
747Expected 10/07/2026
Min.: 1
Mult.: 1

Heat Sinks DC/DC Converter, 1/2 Brick Screw Aluminum Rectangular Fin 4.2 C/W 57.9 mm 61 mm 6.1 mm
Wakefield Thermal Heat Sinks Heat Sink for DC/DC Converters, Half Brick, 57.9x61x11.4mm, Vertical, 11 Fins
749Expected 10/07/2026
Min.: 1
Mult.: 1

Heat Sinks DC/DC Converter, 1/2 Brick Screw Aluminum Rectangular Fin 2.1 C/W 61 mm 57.9 mm 11.43 mm
Wakefield Thermal Heat Sinks Heat Sink for DC/DC Converter, Quarter, 57.9x36.8x11.4mm, Horizontal, 13 Fins
3,180On Order
Min.: 1
Mult.: 1

Heat Sinks DC/DC Converter, 1/4 Brick Screw Aluminum Rectangular Fin 2.3 C/W 57.9 mm 36.38 mm 11.4 mm
Wakefield Thermal Heat Sinks Unidirectional Fin, Vertical Mount Heat Sink for TO220, TO218, Plain Pin, 38.1mm
1,554Expected 11/09/2026
Min.: 1
Mult.: 1

Heat Sinks TO-218, TO-220 Through Hole Aluminum Rectangular Fin 38.1 mm 16.26 mm 16.26 mm
Wakefield Thermal Heat Sinks High Efficiency Heat Sink For Vertical Board Mounting for TO-220, 38.1mm Height
4,618On Order
Min.: 1
Mult.: 1

Heat Sinks TO-220 Through Hole Aluminum Rectangular Fin 5.5 C/W 38.1 mm 34.93 mm 12.7 mm
Wakefield Thermal Heat Sinks Heat Sink for Vertical Mount for TO220/TO247/TO218/15-LEAD MULTIWATT, 38.1mm H
600Expected 10/07/2026
Min.: 1
Mult.: 1

Heat Sinks TO-218, TO-220, TO-247 15 Pin Multiwatt Through Hole Aluminum Rectangular Fin 2.8 C/W 38.1 mm 41.91 mm 25.4 mm
Wakefield Thermal 392-120AB
Wakefield Thermal Heat Sinks Heat Sink for Power Modules, IGBTs and Solid State Relays, Aluminum, 120mm
26Expected 08/06/2026
Min.: 1
Mult.: 1

Heat Sinks Power Modules, IGBTs, Solid State Relays Screw Aluminum Rectangular Fin 0.5 C/W 120 mm 124.99 mm 135.79 mm
Advanced Thermal Solutions Heat Sinks Extrusion Profile, AL6063, 1220mm Length, 100.38mm Width, 20mm Height Factory Stock Drop Delivery
Min.: 10
Mult.: 1

Extrusions Electronic Cooling Applications Adhesive Aluminum Rectangular Fin 10 C/W 1.22 m 100.76 mm 20 mm