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 4.761

BD 4.761 1 Bag of 5 (Exc. Vat)

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1

Available in multiples of 1
1BD 4.761
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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 1.461

BD 1.461 Each (Exc. Vat)

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1

Available in multiples of 1
1BD 1.461
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RS Pro
-
Universal Rectangular Alu
Heatsink
20mm
-
-
16 mm
-
16mm
-
-
PCB Mount
11kΩ/W
-
-
-
-
-
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 6.576

BD 6.576 1 Bag of 5 (Exc. Vat)

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1

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1BD 6.576
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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 5.730

BD 5.730 1 Bag of 5 (Exc. Vat)

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1

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1BD 5.730
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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 7.533

BD 7.533 1 Bag of 5 (Exc. Vat)

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1

Available in multiples of 1
1BD 7.533
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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 6.227

BD 6.227 1 Bag of 5 (Exc. Vat)

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1

Available in multiples of 1
1BD 6.227
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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 1.964

BD 1.964 Each (Exc. Vat)

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1

Available in multiples of 1
1BD 1.964
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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 5.637

BD 5.637 1 Bag of 5 (Exc. Vat)

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1

Available in multiples of 1
1BD 5.637
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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
Add to parts list
RS Stock No.: 234-2378Brand: RS PRO

BD 2.244

BD 2.244 Each (Exc. Vat)

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1

Available in multiples of 1
1BD 2.244
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RS Pro
-
Universal Rectangular Alu
Heatsink
50mm
-
-
35 mm
-
25mm
-
-
PCB Mount
5.5kΩ/W
-
-
-
-
-
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 2.387

BD 2.387 Each (Exc. Vat)

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1

Available in multiples of 1
1BD 2.387
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RS Pro
-
-
Heatsink
35mm
-
-
16 mm
-
27mm
-
-
Clip
9°C/W
-
-
-
-
-
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 14.039

BD 14.039 Each (Exc. Vat)

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1

Available in multiples of 1
1BD 14.039
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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 4.214

BD 4.214 Each (Exc. Vat)

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1

Available in multiples of 1
1BD 4.214
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RS Pro
-
Universal Rectangular Alu
Heatsink
50mm
-
-
65 mm
-
20mm
-
-
Screw
3.3kΩ/W
-
-
-
-
-
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 3.356

BD 3.356 Each (Exc. Vat)

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1

Available in multiples of 1
1BD 3.356
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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 2.362

BD 2.362 Each (Exc. Vat)

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1

Available in multiples of 1
1BD 2.362
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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 1.628

BD 1.628 Each (Exc. Vat)

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1

Available in multiples of 1
1BD 1.628
Add to basket
RS Pro
-
high-power electronics, PCBs, BGA chips, LEDs
Heatsink
25mm
-
-
35 mm
-
25mm
-
-
Clip
9°C/W
-
-
-
-
-
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 4.301

BD 4.301 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1BD 4.301
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RS Pro
-
LEDs, high-power electronics, PCBs, BGA chips
Heatsink
50mm
-
-
50 mm
-
28mm
-
-
Screw
5°C/W
-
-
-
-
-
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
Add to parts list
RS Stock No.: 750-0932Brand: RS PRO

BD 7.732

BD 7.732 1 Bag of 5 (Exc. Vat)

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1

Available in multiples of 1
1BD 7.732
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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 9.205

BD 9.205 Each (Exc. Vat)

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1

Available in multiples of 1
1BD 9.205
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RS Pro
-
Universal Square Alu
Heatsink
100mm
-
-
100 mm
-
15mm
-
-
PCB Mount
0.83°C/W
-
-
-
-
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 28.228

BD 28.228 Each (Exc. Vat)

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1

Available in multiples of 1
1BD 28.228
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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 8.539

BD 8.539 1 Bag of 5 (Exc. Vat)

Check stock

1

Available in multiples of 1
1BD 8.539
Add to basket
RS Pro
-
Universal Rectangular Alu
Heatsink
27mm
-
-
27 mm
-
25mm
-
-
-
-
-
-
-
-
-
Black
Anodised
BGA
No
-
-
Aluminium
Semiconductor
-
-
-
-
-

...