Heatsinks

What are Heat Sink Fans for Computers, PCs and PCUs?

Heat sinks prevent devices from overheating and are particularly important in protecting electronics such as CPUs. Components subject to too much heat can become irreparably damaged. In the most severe cases overheating components can result in fires, explosions and injury.

Many electrical applications require airflow, therefore...

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€ 19.96

€ 1.996 Each (In a Pack of 10) (Exc. Vat)

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RS Pro
-
Heatsink
Cooling Electronics as a Heat Sink
-
20mm
35 mm
-
20mm
-
-
17.9°C/W
-
-
-
-
-
-
-
Black
Black Anodised
TO-220
RoHS
-
-
Aluminium
Cooling
-
-
-
-
-
RS PRO Heatsink, 5°C/W 28 mm 50 mm 50 mm
RS Stock No.789-8582BrandRS PRO

€ 7.62

€ 7.62 Each (Exc. Vat)

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RS Pro
-
Heatsink
-
-
50mm
50 mm
-
28mm
-
-
5°C/W
-
Screw
-
-
-
-
PPL
Black
Anodised
TO-220
RoHS
-
-
Aluminium
-
-
-
-
-
-

€ 12.10

€ 12.10 Each (Exc. Vat)

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RS Pro
-
Heatsink
LED Lighting, Universal
-
100mm
35 mm
-
35mm
-
-
1.224°C/W
-
Vertical
-
-
-
-
-
-
Black Anodised
-
No
-
-
Aluminium
-
-
-
-
-
-

€ 15.00

€ 15.00 Each (Exc. Vat)

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RS Pro
-
Heatsink
LED Lighting, Universal
-
150mm
35 mm
-
35mm
-
-
1.224°C/W
-
Vertical
-
-
-
-
-
-
Black Anodised
-
No
-
-
Aluminium
-
-
-
-
-
-

€ 17.54

€ 17.54 Each (Exc. Vat)

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RS Pro
-
Heatsink
LED Lighting, Universal
-
200mm
35 mm
-
35mm
-
-
1.224°C/W
-
Vertical
-
-
-
-
RS PRO
-
Black Anodised
-
No
-
-
Aluminium
-
-
-
-
-
-

€ 9.20

€ 9.20 Each (Exc. Vat)

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RS Pro
-
Heatsink
LED Lighting, Universal
-
50mm
35 mm
-
35mm
-
-
1.224°C/W
-
Vertical
-
-
-
-
-
-
Black Anodised
-
No
-
-
Aluminium
-
-
-
-
-
-
AAVID THERMALLOY Heatsink, Semiconductor, 16.8°C/W 11.18 mm 28.45 mm 19.05 mm
RS Stock No.712-4207BrandAAVID THERMALLOYManufacturers Part No.579302B00000G

€ 4.28

€ 0.857 Each (In a Pack of 5) (Exc. Vat)

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AAVID THERMALLOY
-
Heatsink
Semiconductor
-
28.45mm
19.05 mm
-
11.18mm
-
-
16.8°C/W
-
PCB Through Hole
-
-
11.18 mm
-
-
Black
Black Anodised
TO-220
RoHS
-
-
Aluminium
Semiconductor
-
-
-
-
Two Side Fins That Act as Springs to Hold the Semiconductor Firmly, Integrated Clip and Device Locking Catch
Fischer Elektronik Heatsink, 28.8°C/W 10 mm 15 mm 8 mm
RS Stock No.698-8136BrandFischer ElektronikManufacturers Part No.FK 250 10 LF PAK

€ 9.38

€ 1.876 Each (In a Pack of 5) (Exc. Vat)

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Fischer Elektronik
-
Heatsink
-
-
15mm
8 mm
-
10mm
-
-
28.8°C/W
-
Solder
-
-
-
-
-
Silver
Black Anodised
SMD
No
-
-
-
-
-
-
-
-
-
AAVID THERMALLOY Heatsink, TO-220 packages, 24°C/W 8.8 mm 19 mm 20 mm
RS Stock No.712-4257BrandAAVID THERMALLOYManufacturers Part No.ML7G

€ 4.31

€ 0.862 Each (In a Pack of 5) (Exc. Vat)

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AAVID THERMALLOY
-
Heatsink
TO-220 packages
-
19mm
20 mm
-
8.8mm
-
-
24°C/W
-
Screw
-
-
-
-
-
Black
Black Anodised
TO-220
RoHS
-
-
-
Cooling
-
-
-
-
Narrow Base Low Profile Channel Style
AAVID THERMALLOY Heatsink, Electronic Components, PCBs, LEDs, 23°C/W 19 mm 19 mm 22 mm
RS Stock No.268-105BrandAAVID THERMALLOYManufacturers Part No.PF752G

€ 41.74

€ 8.349 Each (In a Pack of 5) (Exc. Vat)

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AAVID THERMALLOY
-
Heatsink
Electronic Components, PCBs, LEDs
-
19mm
22 mm
-
19mm
-
-
23°C/W
-
PCB Through Hole
-
-
-
-
-
Black
-
TO-220
RoHS
-
-
-
Cooling
-
-
-
-
-
AAVID THERMALLOY Heatsink, 24.4°C/W 12.7 mm 19.05 mm 13.21 mm
RS Stock No.712-4302BrandAAVID THERMALLOYManufacturers Part No.577202B00000G

€ 4.99

€ 0.998 Each (In a Pack of 5) (Exc. Vat)

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AAVID THERMALLOY
-
Heatsink
-
-
19.05mm
13.21 mm
-
12.7mm
-
-
24.4°C/W
-
-
-
-
2.92 mm
-
-
Black
Black Anodised
TO-220
RoHS
-
-
Aluminium
Cooling
-
-
-
-
slotted mounting hole, Solderable Tabs, recessed lower fins
SPREADFAST Heatsink, Universal Square Ceramic, 20.3°C/W, 38.7 °C/W 6 mm 19 mm 19 mm
RS Stock No.123-5631BrandSPREADFASTManufacturers Part No.SF-CHS-191906-PC

€ 9.38

€ 1.876 Each (In a Pack of 5) (Exc. Vat)

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SPREADFAST
-
Heatsink
Universal Square Ceramic
-
19mm
19 mm
-
6mm
-
-
20.3, 38.7°C/W
-
Adhesive, Screw
-
-
-
-
Circular Pin Fin
White
-
-
RoHS
-
-
Aluminium Oxide
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-
-
-
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High Breakdown Voltage, Good Thermal Cycling Stability, Lower Density (When Compared With Metal Heat Sink Varieties), Good Heat Spreader, Good EMC, Ideal for Direct Metalisation, High Volume Resistivity
AAVID THERMALLOY Heatsink, TO-262, TO-220, 27.3°C/W 19.05 mm 19.05 mm 12.7 mm
RS Stock No.712-4223BrandAAVID THERMALLOYManufacturers Part No.576802B04000G

€ 12.10

€ 2.42 Each (In a Pack of 5) (Exc. Vat)

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AAVID THERMALLOY
-
Heatsink
TO-262, TO-220
-
19.05mm
12.7 mm
-
19.05mm
-
-
27.3°C/W
-
Solder
-
-
0.40 mm
-
-
Black
Black Anodised
TO-220, TO-262
RoHS
-
-
Aluminium
Cooling
-
-
-
-
Solderable Mounting Tabs, Plug in Style, Spring Action Clips
AAVID THERMALLOY Heatsink, PCBs, Electronic Components, LEDs, 6.8°C/W 16 mm 32 mm 32 mm
RS Stock No.402-995BrandAAVID THERMALLOYManufacturers Part No.436402

€ 162.14

€ 16.214 Each (In a Pack of 10) (Exc. Vat)

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AAVID THERMALLOY
-
Heatsink
PCBs, Electronic Components, LEDs
-
32mm
32 mm
-
16mm
-
-
6.8°C/W
-
Screw
-
-
-
-
-
Black
Black
TO-220
RoHS
-
-
-
Cooling
-
-
-
-
-
AAVID THERMALLOY Heatsink, TO-220 packages, 25.9°C/W 9.52 mm 13.21 mm 19.05 mm
RS Stock No.507-4753BrandAAVID THERMALLOYManufacturers Part No.002504

€ 3.71

€ 0.743 Each (In a Pack of 5) (Exc. Vat)

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AAVID THERMALLOY
-
Heatsink
TO-220 packages
-
13.21mm
19.05 mm
-
9.52mm
-
-
25.9°C/W
-
-
-
-
-
-
-
Black
Black Anodised
TO-220
RoHS
-
-
-
-
-
-
-
-
-
AAVID THERMALLOY Heatsink, 1/8 Brick DC/DC Converter 22.9 mm 57.9 mm 22.9 mm
RS Stock No.712-4184BrandAAVID THERMALLOYManufacturers Part No.241809B91200G

€ 4.60

€ 4.60 Each (Exc. Vat)

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AAVID THERMALLOY
-
Heatsink
1/8 Brick DC/DC Converter
-
57.9mm
22.9 mm
-
22.9mm
-
-
-
-
Screw
-
-
-
-
-
Black
-
DC-to-DC Eighth Brick
RoHS Compliant
-
-
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DC Converter
-
-
-
-
Pre-Applied Interface Material, QPad3TM Interface Pad, Thin Fin Geometry, Optional Hardware Kit, High Fin Density
AAVID THERMALLOY Heatsink, Electronic Components, PCBs, LEDs, 9.9°C/W 22 mm 38 mm 28 mm
RS Stock No.401-964BrandAAVID THERMALLOYManufacturers Part No.400051

€ 111.32

€ 5.566 Each (In a Pack of 20) (Exc. Vat)

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AAVID THERMALLOY
-
Heatsink
Electronic Components, PCBs, LEDs
-
38mm
28 mm
-
22mm
-
-
9.9°C/W
-
Screw
-
-
-
-
-
Black
Black
TO-220
RoHS
-
-
-
Cooling
-
-
-
-
-
Fischer Elektronik Heatsink, PCB mounting 19 mm 50 mm 21.45 mm
RS Stock No.674-4715BrandFischer ElektronikManufacturers Part No.SK454 -50SA

€ 5.44

€ 5.44 Each (Exc. Vat)

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Fischer Elektronik
-
Heatsink
PCB mounting
-
50mm
21.45 mm
-
19mm
-
-
-
-
-
-
-
-
-
6
Black
Black Anodised
-
No
-
-
-
Heat Sink For Solid State Relay
-
-
-
-
Heatsink Special Design, Drilling Pattern for Solid State Relais, Special Profiles, Heatsink as Visual Decorparts, Weight Reduced Like 6, High Decorative Surfaces
AAVID THERMALLOY Heatsink, TO-3 packages, 5.5°C/W 33.27 mm 46.48 mm 46.48 mm
RS Stock No.402-973BrandAAVID THERMALLOYManufacturers Part No.002193

€ 110.11

€ 11.011 Each (In a Pack of 10) (Exc. Vat)

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AAVID THERMALLOY
-
Heatsink
TO-3 packages
-
46.48mm
46.48 mm
-
33.27mm
-
-
5.5°C/W
-
PCB Through Hole
-
-
-
-
-
Black
Anodised
TO-3
RoHS
-
-
-
Cooling
-
-
-
-
Folded back fins
AAVID THERMALLOY Heatsink, PCBs, LEDs, Electronic Components, 11.4°C/W 25 mm 25 mm 12.5 mm
RS Stock No.403-162BrandAAVID THERMALLOYManufacturers Part No.437856

€ 18.15

€ 1.815 Each (In a Pack of 10) (Exc. Vat)

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AAVID THERMALLOY
-
Heatsink
PCBs, LEDs, Electronic Components
-
25mm
12.5 mm
-
25mm
-
-
11.4°C/W
-
Solder
-
-
-
-
-
Black
Black
TO-247, TO-218, TO-220
RoHS
-
-
-
Cooling
-
-
-
-
-

...