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, Cooling Electronics as a Heat Sink, 17.9°C/W 20 mm 20 mm 35 mm
RS PRO Heatsink, Cooling Electronics as a Heat Sink, 17.9°C/W 20 mm 20 mm 35 mm
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RS Stock No.: 263-251Brand: RS PRO

€ 20.46

€ 2.046 Each (In a Pack of 10) (Exc. Vat)

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10

Available in multiples of 10
10€ 2.046
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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 PRO Heatsink, 5°C/W 28 mm 50 mm 50 mm
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RS Stock No.: 789-8582Brand: RS PRO

€ 7.81

€ 7.81 Each (Exc. Vat)

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1

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1€ 7.81
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RS Pro
-
Heatsink
-
-
50mm
50 mm
-
-
28mm
-
Screw
5°C/W
-
-
-
-
PPL
-
Black
Anodised
TO-220
RoHS
Aluminium
-
-
-
-
-
-
-
-
RS PRO Heatsink, LED Lighting, Universal, 1.224°C/W 35 mm 100 mm 35 mm
RS PRO Heatsink, LED Lighting, Universal, 1.224°C/W 35 mm 100 mm 35 mm
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RS Stock No.: 274-0269Brand: RS PRO

€ 12.40

€ 12.40 Each (Exc. Vat)

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1

Available in multiples of 1
1€ 12.40
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RS Pro
-
Heatsink
LED Lighting, Universal
-
100mm
35 mm
-
-
35mm
-
Vertical
1.224°C/W
-
-
-
-
-
-
-
Black Anodised
-
No
Aluminium
-
-
-
-
-
-
-
-
RS PRO Heatsink, LED Lighting, Universal, 1.224°C/W 35 mm 150 mm 35 mm
RS PRO Heatsink, LED Lighting, Universal, 1.224°C/W 35 mm 150 mm 35 mm
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RS Stock No.: 274-0270Brand: RS PRO

€ 15.38

€ 15.38 Each (Exc. Vat)

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1

Available in multiples of 1
1€ 15.38
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RS Pro
-
Heatsink
LED Lighting, Universal
-
150mm
35 mm
-
-
35mm
-
Vertical
1.224°C/W
-
-
-
-
-
-
-
Black Anodised
-
No
Aluminium
-
-
-
-
-
-
-
-
RS PRO Heatsink, LED Lighting, Universal, 1.224°C/W 35 mm 200 mm 35 mm
RS PRO Heatsink, LED Lighting, Universal, 1.224°C/W 35 mm 200 mm 35 mm
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RS Stock No.: 274-0271Brand: RS PRO

€ 17.98

€ 17.98 Each (Exc. Vat)

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1

Available in multiples of 1
1€ 17.98
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RS Pro
-
Heatsink
LED Lighting, Universal
-
200mm
35 mm
-
-
35mm
-
Vertical
1.224°C/W
-
-
-
-
RS PRO
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-
Black Anodised
-
No
Aluminium
-
-
-
-
-
-
-
-
RS PRO Heatsink, LED Lighting, Universal, 1.224°C/W 35 mm 50 mm 35 mm
RS PRO Heatsink, LED Lighting, Universal, 1.224°C/W 35 mm 50 mm 35 mm
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RS Stock No.: 274-0272Brand: RS PRO

€ 9.42

€ 9.42 Each (Exc. Vat)

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1

Available in multiples of 1
1€ 9.42
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RS Pro
-
Heatsink
LED Lighting, Universal
-
50mm
35 mm
-
-
35mm
-
Vertical
1.224°C/W
-
-
-
-
-
-
-
Black Anodised
-
No
Aluminium
-
-
-
-
-
-
-
-
Allen Bradley Heatsink, used with 700-SH, 0.5°C/W 70 mm 250 mm 100 mm
Allen Bradley Heatsink, used with 700-SH, 0.5°C/W 70 mm 250 mm 100 mm
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RS Stock No.: 265-779Brand: Allen BradleyManufacturers Part No.: 700-SN50VHC

€ 288.92

€ 288.92 Each (Exc. Vat)

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1

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1€ 288.92
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Allen Bradley
-
Heatsink
used with 700-SH
-
250mm
100 mm
-
-
70mm
-
Panel Mount
0.5°C/W
-
-
-
-
700
-
-
-
-
RoHS
-
-
Cooling
-
-
-
-
-
-
Allen Bradley Heatsink, used with 700-SH, 0.6°C/W 65 mm 230 mm 100 mm
Allen Bradley Heatsink, used with 700-SH, 0.6°C/W 65 mm 230 mm 100 mm
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RS Stock No.: 265-778Brand: Allen BradleyManufacturers Part No.: 700-SN50HC

€ 198.40

€ 198.40 Each (Exc. Vat)

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1

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1€ 198.40
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Allen Bradley
-
Heatsink
used with 700-SH
-
230mm
100 mm
-
-
65mm
-
Panel Mount
0.6°C/W
-
-
-
-
700
-
-
-
-
RoHS
-
-
Cooling
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-
-
-
-
-
Allen Bradley Heatsink, used with 700-SH, 0.8°C/W 55 mm 220 mm 100 mm
Allen Bradley Heatsink, used with 700-SH, 0.8°C/W 55 mm 220 mm 100 mm
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RS Stock No.: 265-776Brand: Allen BradleyManufacturers Part No.: 700-SN50

€ 155.00

€ 155.00 Each (Exc. Vat)

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1

Available in multiples of 1
1€ 155.00
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Allen Bradley
-
Heatsink
used with 700-SH
-
220mm
100 mm
-
-
55mm
-
Panel Mount
0.8°C/W
-
-
-
-
700
-
-
-
-
RoHS
-
-
Cooling
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-
-
-
-
-
Allen Bradley Heatsink, used with 700-SH, 1.2°C/W 45 mm 172 mm 80 mm
Allen Bradley Heatsink, used with 700-SH, 1.2°C/W 45 mm 172 mm 80 mm
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RS Stock No.: 265-775Brand: Allen BradleyManufacturers Part No.: 700-SN25

€ 72.54

€ 72.54 Each (Exc. Vat)

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1

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1€ 72.54
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Allen Bradley
-
Heatsink
used with 700-SH
-
172mm
80 mm
-
-
45mm
-
Panel Mount
1.2°C/W
-
-
-
-
700
-
-
-
-
RoHS
-
-
Cooling
-
-
-
-
-
-
Allen Bradley Heatsink, used with 700-SH, 1.4°C/W 35 mm 145 mm 55 mm
Allen Bradley Heatsink, used with 700-SH, 1.4°C/W 35 mm 145 mm 55 mm
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RS Stock No.: 265-773Brand: Allen BradleyManufacturers Part No.: 700-SN10

€ 50.34

€ 50.34 Each (Exc. Vat)

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1

Available in multiples of 1
1€ 50.34
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Allen Bradley
-
Heatsink
used with 700-SH
-
145mm
55 mm
-
-
35mm
-
Panel Mount
1.4°C/W
-
-
-
-
700
-
-
-
-
RoHS
-
-
Cooling
-
-
-
-
-
-
Eaton Heatsink, Eaton xEnergy Main 37 mm 100 mm 120 mm
Eaton Heatsink, Eaton xEnergy Main 37 mm 100 mm 120 mm
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RS Stock No.: 247-348Brand: EatonManufacturers Part No.: 167566 XACP1K100

€ 203.36

€ 203.36 Each (Exc. Vat)

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1

Available in multiples of 1
1€ 203.36
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Eaton
-
Heatsink
Eaton xEnergy Main
-
100mm
120 mm
-
-
37mm
-
Surface Mount
-
-
-
100 mm
-
-
-
Black
-
-
RoHS
Metal
-
Cooling
-
-
-
-
-
-
AAVID THERMALLOY Heatsink, Semiconductor, 16.8°C/W 11.18 mm 28.45 mm 19.05 mm
AAVID THERMALLOY Heatsink, Semiconductor, 16.8°C/W 11.18 mm 28.45 mm 19.05 mm
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RS Stock No.: 712-4207Brand: AAVID THERMALLOYManufacturers Part No.: 579302B00000G

€ 4.39

€ 0.878 Each (In a Pack of 5) (Exc. Vat)

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5

Available in multiples of 5
5€ 0.878
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AAVID THERMALLOY
-
Heatsink
Semiconductor
-
28.45mm
19.05 mm
-
-
11.18mm
-
PCB Through Hole
16.8°C/W
-
-
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
Fischer Elektronik Heatsink, 28.8°C/W 10 mm 15 mm 8 mm
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RS Stock No.: 698-8136Brand: Fischer ElektronikManufacturers Part No.: FK 250 10 LF PAK

€ 9.61

€ 1.922 Each (In a Pack of 5) (Exc. Vat)

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5

Available in multiples of 5
5€ 1.922
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Fischer Elektronik
-
Heatsink
-
-
15mm
8 mm
-
-
10mm
-
Solder
28.8°C/W
-
-
-
-
-
-
Silver
Black Anodised
SMD
No
-
-
-
-
-
-
-
-
-
AAVID THERMALLOY Heatsink, TO-220 packages, 24°C/W 8.8 mm 19 mm 20 mm
AAVID THERMALLOY Heatsink, TO-220 packages, 24°C/W 8.8 mm 19 mm 20 mm
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RS Stock No.: 712-4257Brand: AAVID THERMALLOYManufacturers Part No.: ML7G

€ 4.41

€ 0.883 Each (In a Pack of 5) (Exc. Vat)

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5

Available in multiples of 5
5€ 0.883
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AAVID THERMALLOY
-
Heatsink
TO-220 packages
-
19mm
20 mm
-
-
8.8mm
-
Screw
24°C/W
-
-
-
-
-
-
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
AAVID THERMALLOY Heatsink, Electronic Components, PCBs, LEDs, 23°C/W 19 mm 19 mm 22 mm
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RS Stock No.: 268-105Brand: AAVID THERMALLOYManufacturers Part No.: PF752G

€ 42.78

€ 8.556 Each (In a Pack of 5) (Exc. Vat)

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5

Available in multiples of 5
5€ 8.556
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AAVID THERMALLOY
-
Heatsink
Electronic Components, PCBs, LEDs
-
19mm
22 mm
-
-
19mm
-
PCB Through Hole
23°C/W
-
-
-
-
-
-
Black
-
TO-220
RoHS
-
-
Cooling
-
-
-
-
-
-
AAVID THERMALLOY Heatsink, 24.4°C/W 12.7 mm 19.05 mm 13.21 mm
AAVID THERMALLOY Heatsink, 24.4°C/W 12.7 mm 19.05 mm 13.21 mm
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RS Stock No.: 712-4302Brand: AAVID THERMALLOYManufacturers Part No.: 577202B00000G

€ 5.11

€ 1.023 Each (In a Pack of 5) (Exc. Vat)

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5

Available in multiples of 5
5€ 1.023
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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
SPREADFAST Heatsink, Universal Square Ceramic, 20.3°C/W, 38.7 °C/W 6 mm 19 mm 19 mm
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RS Stock No.: 123-5631Brand: SPREADFASTManufacturers Part No.: SF-CHS-191906-PC

€ 9.61

€ 1.922 Each (In a Pack of 5) (Exc. Vat)

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5

Available in multiples of 5
5€ 1.922
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SPREADFAST
-
Heatsink
Universal Square Ceramic
-
19mm
19 mm
-
-
6mm
-
Adhesive, Screw
20.3, 38.7°C/W
-
-
-
-
Circular Pin Fin
-
White
-
-
RoHS
Aluminium Oxide
-
-
-
-
-
-
-
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
AAVID THERMALLOY Heatsink, TO-262, TO-220, 27.3°C/W 19.05 mm 19.05 mm 12.7 mm
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RS Stock No.: 712-4223Brand: AAVID THERMALLOYManufacturers Part No.: 576802B04000G

€ 12.40

€ 2.48 Each (In a Pack of 5) (Exc. Vat)

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5

Available in multiples of 5
5€ 2.48
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AAVID THERMALLOY
-
Heatsink
TO-262, TO-220
-
19.05mm
12.7 mm
-
-
19.05mm
-
Solder
27.3°C/W
-
-
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
AAVID THERMALLOY Heatsink, PCBs, Electronic Components, LEDs, 6.8°C/W 16 mm 32 mm 32 mm
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RS Stock No.: 402-995Brand: AAVID THERMALLOYManufacturers Part No.: 436402

€ 166.16

€ 16.616 Each (In a Pack of 10) (Exc. Vat)

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10

Available in multiples of 10
10€ 16.616
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AAVID THERMALLOY
-
Heatsink
PCBs, Electronic Components, LEDs
-
32mm
32 mm
-
-
16mm
-
Screw
6.8°C/W
-
-
-
-
-
-
Black
Black
TO-220
RoHS
-
-
Cooling
-
-
-
-
-
-

...