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, Universal Rectangular Alu, 26.5K/W 10 mm 14 mm 14 mm
RS PRO Heatsink, Universal Rectangular Alu, 26.5K/W 10 mm 14 mm 14 mm
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RS Stock No.: 750-0881Brand: RS PRO

BD 4.531

BD 4.531 1 Bag of 5 (Exc. Vat)

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1

Available in multiples of 1
1BD 4.531
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RS Pro
-
Universal Rectangular Alu
Heatsink
-
14mm
-
14 mm
-
10mm
-
-
26.5K/W
-
-
-
-
-
-
Black
Anodised
BGA
No
Aluminium
-
-
Semiconductor
-
-
-
-
-
RS PRO Heatsink, Universal Rectangular Alu, 11kΩ/W 16 mm 20 mm 16 mm
RS PRO Heatsink, Universal Rectangular Alu, 11kΩ/W 16 mm 20 mm 16 mm
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RS Stock No.: 234-2390Brand: RS PRO

BD 1.367

BD 1.367 Each (Exc. Vat)

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1

Available in multiples of 1
1BD 1.367
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RS Pro
-
Universal Rectangular Alu
Heatsink
-
20mm
-
16 mm
-
16mm
-
-
11kΩ/W
PCB Mount
-
-
-
-
-
Black
Anodised
TO-220
RoHS
Aluminium
-
-
High Power Semiconductor Device, Optoelectronic Device
-
-
-
-
-
RS PRO Heatsink, Universal Rectangular Alu 19.1 mm 20 mm 20 mm
RS PRO Heatsink, Universal Rectangular Alu 19.1 mm 20 mm 20 mm
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RS Stock No.: 750-0908Brand: RS PRO

BD 6.165

BD 6.165 1 Bag of 5 (Exc. Vat)

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1

Available in multiples of 1
1BD 6.165
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RS Pro
-
Universal Rectangular Alu
Heatsink
-
20mm
-
20 mm
-
19.1mm
-
-
-
-
-
-
-
-
-
Black
Anodised
BGA
No
Aluminium
-
-
Semiconductor
-
-
-
-
-
RS PRO Heatsink, Universal Rectangular Alu 10 mm 13 mm 13.5 mm
RS PRO Heatsink, Universal Rectangular Alu 10 mm 13 mm 13.5 mm
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RS Stock No.: 750-0888Brand: RS PRO

BD 5.370

BD 5.370 1 Bag of 5 (Exc. Vat)

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1

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1BD 5.370
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RS Pro
-
Universal Rectangular Alu
Heatsink
-
13mm
-
13.5 mm
-
10mm
-
-
-
-
-
-
-
-
-
Black
Anodised
BGA
No
Aluminium
-
-
Semiconductor
-
-
-
-
-
RS PRO Heatsink, Universal Rectangular Alu 11.2 mm 27.8 mm 27.8 mm
RS PRO Heatsink, Universal Rectangular Alu 11.2 mm 27.8 mm 27.8 mm
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RS Stock No.: 750-0914Brand: RS PRO

BD 7.060

BD 7.060 1 Bag of 5 (Exc. Vat)

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1

Available in multiples of 1
1BD 7.060
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RS Pro
-
Universal Rectangular Alu
Heatsink
-
27.8mm
-
27.8 mm
-
11.2mm
-
-
-
-
-
-
-
-
-
Black
Anodised
BGA
No
Aluminium
-
-
Semiconductor
-
-
-
-
-
RS PRO Heatsink, Universal Rectangular Alu 9 mm 21 mm 21 mm
RS PRO Heatsink, Universal Rectangular Alu 9 mm 21 mm 21 mm
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RS Stock No.: 750-0885Brand: RS PRO

BD 5.842

BD 5.842 1 Bag of 5 (Exc. Vat)

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1

Available in multiples of 1
1BD 5.842
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RS Pro
-
Universal Rectangular Alu
Heatsink
-
21mm
-
21 mm
-
9mm
-
-
-
-
-
-
-
-
-
Black
Anodised
BGA
No
Aluminium
-
-
Semiconductor
-
-
-
-
-
RS PRO Heatsink, Universal Rectangular Alu 18 mm 40 mm 40 mm
RS PRO Heatsink, Universal Rectangular Alu 18 mm 40 mm 40 mm
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RS Stock No.: 750-0951Brand: RS PRO

BD 1.796

BD 1.796 Each (Exc. Vat)

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1

Available in multiples of 1
1BD 1.796
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RS Pro
-
Universal Rectangular Alu
Heatsink
-
40mm
-
40 mm
-
18mm
-
-
-
-
-
-
-
-
-
Black
Anodised
BGA
No
Aluminium
-
-
-
-
-
-
-
-
RS PRO Heatsink, Universal Rectangular Alu 6 mm 23 mm 23 mm
RS PRO Heatsink, Universal Rectangular Alu 6 mm 23 mm 23 mm
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RS Stock No.: 750-0894Brand: RS PRO

BD 5.289

BD 5.289 1 Bag of 5 (Exc. Vat)

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1

Available in multiples of 1
1BD 5.289
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RS Pro
-
Universal Rectangular Alu
Heatsink
-
23mm
-
23 mm
-
6mm
-
-
-
-
-
-
-
-
-
Black
Anodised
BGA
No
Aluminium
-
-
Semiconductor
-
-
-
-
-
RS PRO Heatsink, Universal Rectangular Alu, 5.5kΩ/W 25 mm 50 mm 35 mm
RS PRO Heatsink, Universal Rectangular Alu, 5.5kΩ/W 25 mm 50 mm 35 mm
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RS Stock No.: 234-2378Brand: RS PRO

BD 1.982

BD 1.982 Each (Exc. Vat)

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1

Available in multiples of 1
1BD 1.982
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RS Pro
-
Universal Rectangular Alu
Heatsink
-
50mm
-
35 mm
-
25mm
-
-
5.5kΩ/W
PCB Mount
-
-
-
-
-
Black
Anodised
-
RoHS
Aluminium
-
-
High Power Semiconductor Device, Optoelectronic Device
-
-
-
-
-
RS PRO Heatsink, 9°C/W 27 mm 35 mm 16 mm
RS PRO Heatsink, 9°C/W 27 mm 35 mm 16 mm
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RS Stock No.: 234-2407Brand: RS PRO

BD 2.076

BD 2.076 Each (Exc. Vat)

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1

Available in multiples of 1
1BD 2.076
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RS Pro
-
-
Heatsink
-
35mm
-
16 mm
-
27mm
-
-
9°C/W
Clip
-
-
-
-
-
Black
Black Anodised
TO-3P, TO-220
RoHS
Aluminium
-
-
Optoelectronic Device, High Power Semiconductor Device
-
-
-
-
-
RS PRO Heatsink, Universal Rectangular Alu 37 mm 100 mm 100 mm
RS PRO Heatsink, Universal Rectangular Alu 37 mm 100 mm 100 mm
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RS Stock No.: 271-864Brand: RS PRO

BD 12.598

BD 12.598 Each (Exc. Vat)

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1

Available in multiples of 1
1BD 12.598
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RS Pro
-
Universal Rectangular Alu
Heatsink
-
100mm
-
100 mm
-
37mm
-
-
-
-
-
-
-
-
-
Black
Anodised
-
BS EN ISO 9001:2008
Aluminium
-
-
-
-
-
-
-
-
RS PRO Heatsink, Universal Rectangular Alu, 3.3kΩ/W 20 mm 50 mm 65 mm
RS PRO Heatsink, Universal Rectangular Alu, 3.3kΩ/W 20 mm 50 mm 65 mm
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RS Stock No.: 234-2485Brand: RS PRO

BD 3.978

BD 3.978 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1BD 3.978
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RS Pro
-
Universal Rectangular Alu
Heatsink
-
50mm
-
65 mm
-
20mm
-
-
3.3kΩ/W
Screw
-
-
-
-
-
Black
Black Anodised
-
RoHS
Aluminium
-
-
High Power Semiconductor Device, Optoelectronic Device
-
-
-
-
-
RS PRO Heatsink, Universal Rectangular Alu 20 mm 49 mm 49 mm
RS PRO Heatsink, Universal Rectangular Alu 20 mm 49 mm 49 mm
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RS Stock No.: 750-0875Brand: RS PRO

BD 3.157

BD 3.157 Each (Exc. Vat)

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1

Available in multiples of 1
1BD 3.157
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RS Pro
-
Universal Rectangular Alu
Heatsink
-
49mm
-
49 mm
-
20mm
-
-
-
-
-
-
-
-
-
Black
Anodised
BGA
No
Aluminium
-
-
-
-
-
-
-
-
RS PRO Heatsink, Universal Rectangular Alu 49 mm 10 mm 49 mm
RS PRO Heatsink, Universal Rectangular Alu 49 mm 10 mm 49 mm
Add to parts list
RS Stock No.: 750-0866Brand: RS PRO

BD 2.219

BD 2.219 Each (Exc. Vat)

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1

Available in multiples of 1
1BD 2.219
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RS Pro
-
Universal Rectangular Alu
Heatsink
-
10mm
-
49 mm
-
49mm
-
-
-
-
-
-
-
-
-
Natural
Anodised
BGA
No
Aluminium
-
-
-
-
-
-
-
-
RS PRO Heatsink, high-power electronics, PCBs, BGA chips, LEDs, 9°C/W 25 mm 25 mm 35 mm
RS PRO Heatsink, high-power electronics, PCBs, BGA chips, LEDs, 9°C/W 25 mm 25 mm 35 mm
Add to parts list
RS Stock No.: 234-2356Brand: RS PRO

BD 1.548

BD 1.548 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1BD 1.548
Add to basket
RS Pro
-
high-power electronics, PCBs, BGA chips, LEDs
Heatsink
-
25mm
-
35 mm
-
25mm
-
-
9°C/W
Clip
-
-
-
-
-
Black
Black Anodised
-
RoHS
Aluminium
-
-
High Power Semiconductor Device, Optoelectronic Device
-
-
-
-
-
RS PRO Heatsink, LEDs, high-power electronics, PCBs, BGA chips, 5°C/W 28 mm 50 mm 50 mm
RS PRO Heatsink, LEDs, high-power electronics, PCBs, BGA chips, 5°C/W 28 mm 50 mm 50 mm
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RS Stock No.: 789-8598Brand: RS PRO

BD 4.008

BD 4.008 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1BD 4.008
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RS Pro
-
LEDs, high-power electronics, PCBs, BGA chips
Heatsink
-
50mm
-
50 mm
-
28mm
-
-
5°C/W
Screw
-
-
-
-
-
Black
Black Anodised
TO-220
RoHS
Aluminium
-
-
-
-
-
-
-
-
RS PRO Heatsink, Universal Rectangular Alu 10 mm 23.9 mm 4 mm
RS PRO Heatsink, Universal Rectangular Alu 10 mm 23.9 mm 4 mm
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RS Stock No.: 750-0932Brand: RS PRO

BD 7.253

BD 7.253 1 Bag of 5 (Exc. Vat)

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1

Available in multiples of 1
1BD 7.253
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RS Pro
-
Universal Rectangular Alu
Heatsink
-
23.9mm
-
4 mm
-
10mm
-
-
-
-
-
-
-
-
-
Black
Anodised
BGA
No
Aluminium
-
-
Semiconductor
-
-
-
-
-
RS PRO Heatsink, Universal Square Alu, 0.83°C/W 15 mm 100 mm 100 mm
RS PRO Heatsink, Universal Square Alu, 0.83°C/W 15 mm 100 mm 100 mm
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RS Stock No.: 903-3087Brand: RS PRO

BD 8.478

BD 8.478 Each (Exc. Vat)

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1

Available in multiples of 1
1BD 8.478
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RS Pro
-
Universal Square Alu
Heatsink
-
100mm
-
100 mm
-
15mm
-
-
0.83°C/W
PCB Mount
-
-
-
100
-
Black
Anodised
-
RoHS
Aluminium
-
-
-
-
-
-
-
-
RS PRO Heatsink, Universal Rectangular Alu 50 mm 150 mm 125 mm
RS PRO Heatsink, Universal Rectangular Alu 50 mm 150 mm 125 mm
Add to parts list
RS Stock No.: 271-870Brand: RS PRO

BD 25.289

BD 25.289 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1BD 25.289
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RS Pro
-
Universal Rectangular Alu
Heatsink
-
150mm
-
125 mm
-
50mm
-
-
-
-
-
-
-
-
-
Black
Black Anodised
-
RoHS
Aluminium
-
-
-
-
-
-
-
-
RS PRO Heatsink, Universal Rectangular Alu 25 mm 27 mm 27 mm
RS PRO Heatsink, Universal Rectangular Alu 25 mm 27 mm 27 mm
Add to parts list
RS Stock No.: 750-0920Brand: RS PRO

BD 8.129

BD 8.129 1 Bag of 5 (Exc. Vat)

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1

Available in multiples of 1
1BD 8.129
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RS Pro
-
Universal Rectangular Alu
Heatsink
-
27mm
-
27 mm
-
25mm
-
-
-
-
-
-
-
-
-
Black
Anodised
BGA
No
Aluminium
-
-
Semiconductor
-
-
-
-
-

...