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Heat Sinks

339 items in 630 variations
*incl. VAT plus shipping costs
Item description
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Min. heat resistance
Max. heat resistance
diameter
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Width
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Surface type
Suitable for
10037143 Fischer Elektronik Heat Sinks
IC heatsink, 7 x 19 x 4.8 mm, 47 K/W, black anodized, 10037143
Order No.:
 70B322
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10037143
Available: 36 pcs. Leadtime: On Request **
Total Price: 0.71 € *
1 pcs.
0.7140 €
10 pcs.
0.6664 €
50 pcs.
0.5950 €
100 pcs.
0.5474 €
47 K/W
7 mm
19 mm
4.8 mm
die-cast aluminum
heatsink
black anodized
SMD
10151890 Fischer Elektronik Heat Sinks
Clip-on heatsink, 36 x 23 x 9 mm, 19.3 K/W, solderable surface, 10151890
Order No.:
 70B352
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10151890
Available: 31 pcs. Leadtime: On Request **
Total Price: 2.36 € *
1 pcs.
2.3562 €
10 pcs.
2.1658 €
50 pcs.
1.9754 €
100 pcs.
1.7731 €
19.3 K/W
36 mm
23 mm
9 mm
copper
clip-on heatsink
solderable surface
TO220, TO248, TO247, TO218, SIP Multiwatt
10151860 Fischer Elektronik Heat Sinks
Clip-on heatsink, 30 x 23 x 9 mm, 18.4 K/W, solderable surface, 10151860
Order No.:
 70B363
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10151860
Available: 70 pcs. Leadtime: On Request **
Total Price: 2.19 € *
1 pcs.
2.1896 €
10 pcs.
1.9992 €
50 pcs.
1.8326 €
100 pcs.
1.6422 €
18.4 K/W
30 mm
23 mm
9 mm
copper
clip-on heatsink
solderable surface
TO220, TO248, TO247, TO218, SIP Multiwatt
10037154 Fischer Elektronik Heat Sinks
IC heatsink, 22.3 x 22.3 x 8 mm, 21 K/W, black anodized, 10037154
Order No.:
 70B462
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10037154
Available: 80 pcs. Leadtime: 2 Weeks **
Total Price: 3.00 € *
1 pcs.
2.9988 €
10 pcs.
2.7608 €
50 pcs.
2.5109 €
100 pcs.
2.2610 €
21 K/W
22.3 mm
22.3 mm
8 mm
die-cast aluminum
profile heatsink
black anodized
SMD
10037008 Fischer Elektronik Heat Sinks
IC heatsink, 20.5 x 12 x 16 mm, 18 K/W, black anodized, 10037008
Order No.:
 70B6263
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10037008
Available: 139 pcs. Leadtime: 10 Weeks **
Total Price: 18.92 € *
10 pcs.
1.8921 €
50 pcs.
1.6660 €
250 pcs.
1.4399 €
1000 pcs.
1.2614 €
2500 pcs.
1.1543 €
18 K/W
20.5 mm
12 mm
16 mm
die-cast aluminum
heatsink
black anodized
IC
10037009 Fischer Elektronik Heat Sinks
IC heatsink, 23 x 12 x 16 mm, 16 K/W, black anodized, 10037009
Order No.:
 70B6265
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10037009
Available: 30 pcs. Leadtime: On Request **
Total Price: 1.76 € *
1 pcs.
1.7612 €
10 pcs.
1.6184 €
50 pcs.
1.4756 €
100 pcs.
1.3209 €
16 K/W
23 mm
12 mm
16 mm
aluminum
heatsink
black anodized
IC
10020592 Fischer Elektronik Heat Sinks
Extruded heatsink, 37.5 x 10.3 x 28 mm, 13.5 to 6.3 K/W, black anodized, 10020592
Order No.:
 70B6552
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10020592
Available: 135 pcs. Leadtime: On Request **
Total Price: 2.43 € *
1 pcs.
2.4276 €
10 pcs.
2.1896 €
50 pcs.
1.9040 €
100 pcs.
1.6898 €
6.3 K/W
13.5 K/W
37.5 mm
10.3 mm
28 mm
die-cast aluminum
extruded heatsink
black anodized
snap-in transistor retaining spring
10020629 Fischer Elektronik Heat Sinks
Extruded heatsink, 50 x 30 x 45 mm, 5.7 to 2.2 K/W, black anodized, 10020629
Order No.:
 70B6654
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10020629
Available: 5 pcs. Leadtime: On Request **
Total Price: 4.06 € *
1 pcs.
4.0579 €
10 pcs.
3.7485 €
50 pcs.
3.4034 €
100 pcs.
3.0583 €
2.2 K/W
5.7 K/W
50 mm
30 mm
45 mm
die-cast aluminum
extruded heatsink
black anodized
snap-in transistor retaining spring
10020641 Fischer Elektronik Heat Sinks
Extruded heatsink, 37 x 35.3 x 35 mm, 6.3 to 2.6 K/W, black anodized, 10020641
Order No.:
 70B6661
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10020641
Available: 13 pcs. Leadtime: On Request **
Total Price: 5.28 € *
1 pcs.
5.2836 €
10 pcs.
4.6648 €
100 pcs.
4.0936 €
250 pcs.
3.9270 €
1000 pcs.
3.6771 €
2.6 K/W
6.3 K/W
37 mm
35.3 mm
35 mm
die-cast aluminum
extruded heatsink
black anodized
snap-in transistor retaining spring
10020701 Fischer Elektronik Heat Sinks
Extruded heatsink, 37.5 x 52.3 x 28 mm, 6.5 to 1.4 K/W, black anodized, 10020701
Order No.:
 70B6671
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10020701
Available: 50 pcs. Leadtime: On Request **
Total Price: 4.06 € *
1 pcs.
4.0579 €
10 pcs.
3.7485 €
50 pcs.
3.4034 €
100 pcs.
3.0583 €
1.4 K/W
6.5 K/W
37.5 mm
52.3 mm
28 mm
die-cast aluminum
extruded heatsink
black anodized
snap-in transistor retaining spring
10020798 Fischer Elektronik Heat Sinks
Extruded heatsink, 50 x 47.8 x 33 mm, 5.3 to 2.2 K/W, black anodized, 10020798
Order No.:
 70B6682
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10020798
Available: 1 pcs. Leadtime: 5 Weeks **
Total Price: 4.82 € *
1 pcs.
4.8195 €
10 pcs.
4.4149 €
50 pcs.
4.0222 €
100 pcs.
3.6295 €
2.2 K/W
5.3 K/W
50 mm
47.8 mm
33 mm
die-cast aluminum
extruded heatsink
black anodized
snap-in transistor retaining spring
10020800 Fischer Elektronik Heat Sinks
Extruded heatsink, 75 x 47.8 x 33 mm, 5.3 to 2.2 K/W, black anodized, 10020800
Order No.:
 70B6683
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10020800
Available: 54 pcs. Leadtime: On Request **
Total Price: 8.44 € *
1 pcs.
8.4371 €
10 pcs.
7.4375 €
100 pcs.
6.5212 €
250 pcs.
6.2713 €
1000 pcs.
5.8667 €
2.2 K/W
5.3 K/W
75 mm
47.8 mm
33 mm
die-cast aluminum
extruded heatsink
black anodized
snap-in transistor retaining spring
10019158 Fischer Elektronik Heat Sinks
Extruded heatsink, 50 x 30 x 28 mm, 9.1 to 4.9 K/W, black anodized, 10019158
Order No.:
 70B6728
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10019158
Available: 3 pcs. Leadtime: On Request **
Total Price: 4.32 € *
1 pcs.
4.3197 €
10 pcs.
3.7961 €
50 pcs.
3.3320 €
100 pcs.
3.2011 €
500 pcs.
2.9869 €
4.9 K/W
9.1 K/W
50 mm
30 mm
28 mm
die-cast aluminum
extruded heatsink
black anodized
PCB mounting
10019001 Fischer Elektronik Heat Sinks
Extruded heatsink, 63.5 x 34.9 x 12.7 mm, 8 K/W, black anodized, 10019001
Order No.:
 70B6772
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10019001
Available: 136 pcs. Leadtime: On Request **
Total Price: 3.18 € *
1 pcs.
3.1773 €
10 pcs.
2.8798 €
50 pcs.
2.5823 €
100 pcs.
2.4514 €
500 pcs.
2.3086 €
8 K/W
63.5 mm
34.9 mm
12.7 mm
die-cast aluminum
extruded heatsink
black anodized
semiconductors
10018981 Fischer Elektronik Heat Sinks
Extruded heatsink, 25.4 x 34.9 x 12.7 mm, 14 K/W, black anodized, 10018981
Order No.:
 70B6774
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10018981
Available: 29 pcs. Leadtime: On Request **
Total Price: 3.53 € *
1 pcs.
3.5343 €
10 pcs.
3.2130 €
50 pcs.
2.8917 €
100 pcs.
2.7370 €
500 pcs.
2.5704 €
14 K/W
25.4 mm
34.9 mm
12.7 mm
die-cast aluminum
extruded heatsink
black anodized
semiconductors
10019870 Fischer Elektronik Heat Sinks
Extruded heatsink, 50.8 x 45 x 12.7 mm, 6.2 K/W, black anodized, 10019870
Order No.:
 70B6786
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10019870
Available: 189 pcs. Leadtime: 16 Weeks **
Total Price: 3.90 € *
1 pcs.
3.9032 €
25 pcs.
3.3082 €
100 pcs.
3.0702 €
250 pcs.
2.9036 €
1000 pcs.
2.6537 €
6.2 K/W
50.8 mm
45 mm
12.7 mm
die-cast aluminum
extruded heatsink
black anodized
semiconductors
10017953 Fischer Elektronik Heat Sinks
Extruded heatsink, 30 x 30 x 30 mm, 6.8 K/W, black anodized, 10017953
Order No.:
 70B680
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10017953
Available: 75 pcs. Leadtime: On Request **
Total Price: 2.28 € *
1 pcs.
2.2848 €
10 pcs.
2.0944 €
50 pcs.
1.9040 €
100 pcs.
1.7136 €
6.8 K/W
30 mm
30 mm
30 mm
die-cast aluminum
profile heatsink
black anodized
10018977 Fischer Elektronik Heat Sinks
Extruded heatsink, 25.4 x 34.9 x 12.7 mm, 14 K/W, black anodized, 10018977
Order No.:
 70B682
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10018977
Available: 115 pcs. Leadtime: On Request **
Total Price: 1.79 € *
1 pcs.
1.7850 €
10 pcs.
1.6422 €
50 pcs.
1.4875 €
100 pcs.
1.3447 €
14 K/W
25.4 mm
34.9 mm
12.7 mm
die-cast aluminum
extruded heatsink
black anodized
semiconductors
10093020 Fischer Elektronik Heat Sinks
Extruded heatsink, 37.5 x 29 x 12 mm, 15.5 to 7.5 K/W, black anodized, 10093020
Order No.:
 70B7152
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10093020
Available: 1 pcs. Leadtime: On Request **
Total Price: 2.28 € *
1 pcs.
2.2848 €
10 pcs.
2.0944 €
50 pcs.
1.9040 €
100 pcs.
1.7136 €
7.5 K/W
15.5 K/W
37.5 mm
29 mm
12 mm
die-cast aluminum
profile heatsink
black anodized
10018950 Fischer Elektronik Heat Sinks
Extruded heatsink, 1000 x 29 x 11.5 mm, 15.7 to 6.8 K/W, black anodized, 10018950
Order No.:
 70B718
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10018950
Available: 3 pcs. Leadtime: On Request **
Total Price: 36.16 € *
1 pcs.
36.1641 €
10 pcs.
33.6294 €
25 pcs.
30.9400 €
50 pcs.
28.1673 €
6.8 K/W
15.7 K/W
1000 mm
29 mm
11.5 mm
die-cast aluminum
profile heatsink
black anodized
cover plates
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*incl. VAT plus shipping costs
**Subject to prior sale
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First-class heat sinks

Heat sinks are essential components in electronic devices and systems for reliably regulating the temperature of components and devices. They efficiently dissipate excess heat, thus preventing overheating that could lead to malfunctions or damage. Heat sinks are often made of materials with high thermal conductivity, such as aluminium or copper. They are available in a variety of shapes and sizes to meet the specific requirements of the application.

Wide range of heat sinks at Bürklin

Our online shop offers a wide selection of heat sinks for a variety of applications – from cooling LED products to high-performance industrial applications. Thanks to our user-friendly filter tool in the product search, you can quickly find the right heat sink for your needs. Our experienced team is on hand to answer any questions you may have about our product range, so that you get the best possible solution for your project. You also benefit from our fast delivery times, so you can realise your projects without delay.