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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RS PRO Heatsink, 17.9°C/W, 20 x 35 x 20mm
RS PRO Heatsink, 17.9°C/W, 20 x 35 x 20mm
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RS Stock No.: 263-251Brand: RS PRO

€ 19.36

€ 1.936 Each (In a Pack of 10) (Exc. Vat)

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10

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10€ 1.936
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RS Pro
-
20mm
35mm
20mm
20 x 35 x 20mm
17.9°C/W
-
-
-
-
-
Aluminium
TO-220
-
-
-
RS PRO Heatsink, LED Lighting, 1.224°C/W, 100 x 35 x 35mm, Vertical
RS PRO Heatsink, LED Lighting, 1.224°C/W, 100 x 35 x 35mm, Vertical
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RS Stock No.: 274-0269Brand: RS PRO

€ 12.10

€ 12.10 Each (Exc. Vat)

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1

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1€ 12.10
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RS Pro
LED Lighting
100mm
35mm
35mm
100 x 35 x 35mm
1.224°C/W
Vertical
-
-
-
-
-
-
-
-
-
RS PRO Heatsink, LED Lighting, 1.224°C/W, 150 x 35 x 35mm, Vertical
RS PRO Heatsink, LED Lighting, 1.224°C/W, 150 x 35 x 35mm, Vertical
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RS Stock No.: 274-0270Brand: RS PRO

€ 15.00

€ 15.00 Each (Exc. Vat)

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1€ 15.00
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RS Pro
LED Lighting
150mm
35mm
35mm
150 x 35 x 35mm
1.224°C/W
Vertical
-
-
-
-
-
-
-
-
-
RS PRO Heatsink, LED Lighting, 1.224°C/W, 200 x 35 x 35mm, Vertical
RS PRO Heatsink, LED Lighting, 1.224°C/W, 200 x 35 x 35mm, Vertical
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RS Stock No.: 274-0271Brand: RS PRO

€ 17.54

€ 17.54 Each (Exc. Vat)

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1€ 17.54
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RS Pro
LED Lighting
200mm
35mm
35mm
200 x 35 x 35mm
1.224°C/W
Vertical
-
-
-
-
-
-
-
-
-
RS PRO Heatsink, LED Lighting, 1.224°C/W, 50 x 35 x 35mm, Vertical
RS PRO Heatsink, LED Lighting, 1.224°C/W, 50 x 35 x 35mm, Vertical
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RS Stock No.: 274-0272Brand: RS PRO

€ 9.20

€ 9.20 Each (Exc. Vat)

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1€ 9.20
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RS Pro
LED Lighting
50mm
35mm
35mm
50 x 35 x 35mm
1.224°C/W
Vertical
-
-
-
-
-
-
-
-
-
RND Heatsink, Hi-Fi and UPS Applications, LED, Traction, 1.7°C/W, 100 x 80 x 30mm
RND Heatsink, Hi-Fi and UPS Applications, LED, Traction, 1.7°C/W, 100 x 80 x 30mm
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RS Stock No.: 283-3058Brand: RNDManufacturers Part No.: RND 460-00157

€ 26.98

€ 26.98 Each (Exc. Vat)

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1€ 26.98
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RND
Hi-Fi and UPS Applications, LED, Traction
100mm
80mm
30mm
100 x 80 x 30mm
1.7°C/W
-
-
-
-
-
-
-
-
-
-
AAVID THERMALLOY Heatsink, 16.8°C/W, 19.05 x 24.89 x 11.18mm, PCB Through Hole
AAVID THERMALLOY Heatsink, 16.8°C/W, 19.05 x 24.89 x 11.18mm, PCB Through Hole
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RS Stock No.: 712-4207Brand: AAVID THERMALLOYManufacturers Part No.: 579302B00000G

€ 4.26

€ 0.853 Each (In a Pack of 5) (Exc. Vat)

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5€ 0.853
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AAVID THERMALLOY
-
19.05mm
24.89mm
11.18mm
19.05 x 24.89 x 11.18mm
16.8°C/W
PCB Through Hole
-
Black
-
-
-
TO-220
-
-
-
Fischer Elektronik Heatsink, 28.8K/W, 15 x 8 x 10mm, Solder
Fischer Elektronik Heatsink, 28.8K/W, 15 x 8 x 10mm, Solder
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RS Stock No.: 698-8136Brand: Fischer ElektronikManufacturers Part No.: FK 250 10 LF PAK

€ 9.38

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

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5€ 1.876
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Fischer Elektronik
-
15mm
8mm
10mm
15 x 8 x 10mm
28.8K/W
Solder
-
Silver
-
-
-
-
-
-
-
AAVID THERMALLOY Heatsink, 24°C/W, 19 x 20 x 8.8mm, Screw
AAVID THERMALLOY Heatsink, 24°C/W, 19 x 20 x 8.8mm, Screw
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RS Stock No.: 712-4257Brand: AAVID THERMALLOYManufacturers Part No.: ML7G

€ 5.37

€ 1.074 Each (In a Pack of 5) (Exc. Vat)

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5

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5€ 1.074
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AAVID THERMALLOY
-
19mm
20mm
8.8mm
19 x 20 x 8.8mm
24°C/W
Screw
-
Black
-
-
-
TO-220
-
-
-
AAVID THERMALLOY Heatsink, 23°C/W, 11 x 22 x 19mm, PCB Through Hole
AAVID THERMALLOY Heatsink, 23°C/W, 11 x 22 x 19mm, PCB Through Hole
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RS Stock No.: 268-105Brand: AAVID THERMALLOYManufacturers Part No.: PF752G

€ 41.14

€ 8.228 Each (In a Pack of 5) (Exc. Vat)

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5€ 8.228
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AAVID THERMALLOY
-
19mm
22mm
19mm
11 x 22 x 19mm
23°C/W
PCB Through Hole
-
-
-
-
-
TO-220
-
-
-
AAVID THERMALLOY Heatsink, 24.4°C/W, 19.05 x 13.21 x 12.7mm
AAVID THERMALLOY Heatsink, 24.4°C/W, 19.05 x 13.21 x 12.7mm
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RS Stock No.: 712-4302Brand: AAVID THERMALLOYManufacturers Part No.: 577202B00000G

€ 4.89

€ 0.978 Each (In a Pack of 5) (Exc. Vat)

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5€ 0.978
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AAVID THERMALLOY
-
19.05mm
13.21mm
12.7mm
19.05 x 13.21 x 12.7mm
24.4°C/W
-
-
Black
-
-
-
TO-220
Black Anodized
-
-
SPREADFAST Heatsink, Universal Square Ceramic, 20.3 °C/W @ 400 lfm, 38.7 °C/W @ 100 lfm, 19 x 19 x 6mm, Adhesive, Screw
SPREADFAST Heatsink, Universal Square Ceramic, 20.3 °C/W @ 400 lfm, 38.7 °C/W @ 100 lfm, 19 x 19 x 6mm, Adhesive, Screw
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RS Stock No.: 123-5631Brand: SPREADFASTManufacturers Part No.: SF-CHS-191906-PC

€ 11.50

€ 2.299 Each (In a Pack of 5) (Exc. Vat)

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5€ 2.299
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SPREADFAST
Universal Square Ceramic
19mm
19mm
6mm
19 x 19 x 6mm
20.3 °C/W @ 400 lfm, 38.7 °C/W @ 100 lfm
Adhesive, Screw
-
White
Pin Fin
Chipset, Cooling, IC Cooling, LED, Metal Heat Sink Replacement, Power Modules
Ceramic
-
-
Lower Density, High Breakdown Voltage, Good Heat Spreader, High Volume Resistivity, Good EMC, Ideal for Direct Metalisation, Good Thermal Cycling Stability
-
AAVID THERMALLOY Heatsink, 27.3K/W, 12.7 x 14.48 x 19.05mm, Solder
AAVID THERMALLOY Heatsink, 27.3K/W, 12.7 x 14.48 x 19.05mm, Solder
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RS Stock No.: 712-4223Brand: AAVID THERMALLOYManufacturers Part No.: 576802B04000G

€ 12.10

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

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5€ 2.42
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AAVID THERMALLOY
-
19.05mm
12.7mm
19.05mm
12.7 x 14.48 x 19.05mm
27.3K/W
Solder
-
Black
-
-
-
TO-220, TO-262
-
-
-
AAVID THERMALLOY Heatsink, 6.8°C/W, 60 x 32 x 16mm, Screw
AAVID THERMALLOY Heatsink, 6.8°C/W, 60 x 32 x 16mm, Screw
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RS Stock No.: 402-995Brand: AAVID THERMALLOYManufacturers Part No.: 436402

€ 160.93

€ 16.093 Each (In a Pack of 10) (Exc. Vat)

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10€ 16.093
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AAVID THERMALLOY
-
32mm
32mm
16mm
60 x 32 x 16mm
6.8°C/W
Screw
-
Black
-
-
-
TO-220
-
-
-
AAVID THERMALLOY Heatsink, 25.9°C/W, 13.21 x 19.05 x 9.52mm
AAVID THERMALLOY Heatsink, 25.9°C/W, 13.21 x 19.05 x 9.52mm
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RS Stock No.: 507-4753Brand: AAVID THERMALLOYManufacturers Part No.: 002504

€ 3.70

€ 0.741 Each (In a Pack of 5) (Exc. Vat)

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5€ 0.741
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AAVID THERMALLOY
-
13.21mm
19.05mm
9.52mm
13.21 x 19.05 x 9.52mm
25.9°C/W
-
-
Black
-
-
-
TO-220
Black Anodized
-
-
AAVID THERMALLOY Heatsink, 1/8 Brick DC/DC Converter, 57.9 x 22.9 x 22.9mm, Screw
AAVID THERMALLOY Heatsink, 1/8 Brick DC/DC Converter, 57.9 x 22.9 x 22.9mm, Screw
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RS Stock No.: 712-4184Brand: AAVID THERMALLOYManufacturers Part No.: 241809B91200G

€ 4.60

€ 4.60 Each (Exc. Vat)

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1€ 4.60
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AAVID THERMALLOY
1/8 Brick DC/DC Converter
57.9mm
22.9mm
22.9mm
57.9 x 22.9 x 22.9mm
-
Screw
-
-
-
-
-
-
-
-
-
AAVID THERMALLOY Heatsink, 9.9°C/W, 38 x 28 x 22mm, Screw
AAVID THERMALLOY Heatsink, 9.9°C/W, 38 x 28 x 22mm, Screw
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RS Stock No.: 401-964Brand: AAVID THERMALLOYManufacturers Part No.: 400051

€ 98.01

€ 4.90 Each (In a Pack of 20) (Exc. Vat)

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20€ 4.90
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AAVID THERMALLOY
-
38mm
28mm
22mm
38 x 28 x 22mm
9.9°C/W
Screw
-
Black
-
-
-
TO-220
-
-
-
Fischer Elektronik Heatsink, 8.5K/W, 50 x 21.45 x 19mm
Fischer Elektronik Heatsink, 8.5K/W, 50 x 21.45 x 19mm
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RS Stock No.: 674-4715Brand: Fischer ElektronikManufacturers Part No.: SK454 -50SA

€ 4.30

€ 4.30 Each (Exc. Vat)

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1€ 4.30
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Fischer Elektronik
-
50mm
21.45mm
19mm
50 x 21.45 x 19mm
8.5K/W
-
-
Black
-
-
-
-
-
-
-
AAVID THERMALLOY Heatsink, 5.5°C/W, 46.48 x 46.48 x 33.27mm, PCB Through Hole
AAVID THERMALLOY Heatsink, 5.5°C/W, 46.48 x 46.48 x 33.27mm, PCB Through Hole
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RS Stock No.: 402-973Brand: AAVID THERMALLOYManufacturers Part No.: 002193

€ 166.98

€ 16.698 Each (In a Pack of 10) (Exc. Vat)

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10€ 16.698
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AAVID THERMALLOY
-
46.48mm
46.48mm
33.27mm
46.48 x 46.48 x 33.27mm
5.5°C/W
PCB Through Hole
-
Black
-
-
-
-
-
-
-
AAVID THERMALLOY Heatsink, 11.4K/W, 12.5 x 34.5 x 25mm, Solder
AAVID THERMALLOY Heatsink, 11.4K/W, 12.5 x 34.5 x 25mm, Solder
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RS Stock No.: 403-162Brand: AAVID THERMALLOYManufacturers Part No.: 437856

€ 18.15

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

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10€ 1.815
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AAVID THERMALLOY
-
25mm
12.5mm
25mm
12.5 x 34.5 x 25mm
11.4K/W
Solder
-
Black
-
-
-
TO-218, TO-220, TO-247
-
-
-

...