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Heat Sinks

339 items in 630 variations
*incl. VAT plus shipping costs
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Suitable for
10034969 Fischer Elektronik Heat Sinks
Finger shaped heatsink, 35.6 x 22 x 6.7 mm, 21 K/W, black anodized, 10034969
Order No.:
 65B345
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10034969
Available: 892 pcs. Leadtime: On Request **
Total Price: 13.57 € *
10 pcs.
1.3566 €
50 pcs.
1.2019 €
250 pcs.
1.0234 €
1000 pcs.
0.9044 €
2500 pcs.
0.8330 €
21 K/W
35.6 mm
22 mm
6.7 mm
aluminum
finger shaped heatsink
black anodized
TO220, SOT32
10005918 Fischer Elektronik Heat Sinks
Clip-on heatsink, 27 x 40 x 19.1 mm, 12 K/W, black anodized, 10005918
Order No.:
 65B470
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10005918
Available: 296 pcs. Leadtime: On Request **
Total Price: 5.19 € *
1 pcs.
5.1884 €
10 pcs.
4.5577 €
100 pcs.
3.9984 €
250 pcs.
3.8556 €
1000 pcs.
3.6057 €
12 K/W
27 mm
40 mm
19.1 mm
aluminum
finger shaped heatsink
black anodized
TO3
10034943 Fischer Elektronik Heat Sinks
Finger shaped heatsink, 45 x 45 x 12.7 mm, 8 K/W, black anodized, 10034943
Order No.:
 65B483
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10034943
Available: 402 pcs. Leadtime: 1 Week **
Total Price: 1.62 € *
1 pcs.
1.6184 €
10 pcs.
1.4756 €
50 pcs.
1.3447 €
100 pcs.
1.2138 €
8 K/W
45 mm
45 mm
12.7 mm
aluminum
finger shaped heatsink
black anodized
SOT32, TO66, TO3, SOT9
10018982 Fischer Elektronik Heat Sinks
Extruded heatsink, 25.4 x 34.9 x 12.7 mm, 14 K/W, black anodized, 10018982
Order No.:
 70B675
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10018982
Available: 216 pcs. Leadtime: 1 Week **
Total Price: 2.51 € *
1 pcs.
2.5109 €
10 pcs.
2.2848 €
50 pcs.
2.0706 €
100 pcs.
1.9397 €
500 pcs.
1.8326 €
14 K/W
25.4 mm
34.9 mm
12.7 mm
die-cast aluminum
extruded heatsink
black anodized
semiconductors
10021164 Fischer Elektronik Heat Sinks
Extruded heatsink, 100 x 180 x 48 mm, 1.25 to 0.6 K/W, black anodized, 10021164
Order No.:
 72B926
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10021164
Available: 100 pcs. Leadtime: On Request **
Total Price: 19.47 € *
1 pcs.
19.4684 €
10 pcs.
17.9095 €
50 pcs.
16.3030 €
100 pcs.
14.3395 €
0.6 K/W
1.25 K/W
100 mm
180 mm
48 mm
die-cast aluminum
profile heatsink
black anodized
10021358 Fischer Elektronik Heat Sinks
Extruded heatsink, 200 x 300 x 40 mm, 0.59 to 0.3 K/W, black anodized, 10021358
Order No.:
 72B996
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10021358
Available: 9 pcs. Leadtime: On Request **
Total Price: 108.59 € *
1 pcs.
108.5875 €
5 pcs.
102.0782 €
15 pcs.
98.1631 €
50 pcs.
93.8315 €
150 pcs.
89.9164 €
0.3 K/W
0.59 K/W
200 mm
300 mm
40 mm
die-cast aluminum
profile heatsink
black anodized
10022515 Fischer Elektronik Heat Sinks
Extruded heatsink, 75 x 97 x 25 mm, 2.8 to 1.05 K/W, black anodized, 10022515
Order No.:
 73B174
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10022515
Available: 27 pcs. Leadtime: On Request ** Next delivery: 100 pcs. on 2025-01-22
Total Price: 6.28 € *
1 pcs.
6.2832 €
10 pcs.
5.8429 €
50 pcs.
5.3669 €
100 pcs.
4.9028 €
1.05 K/W
2.8 K/W
75 mm
97 mm
25 mm
die-cast aluminum
profile heatsink
black anodized
10006497 Fischer Elektronik Heat Sinks
Clip-on heatsink, 19.05 x 14.5 x 12.7 mm, 21 K/W, black anodized, 10006497
Order No.:
 65B3472
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10006497
Available: 733 pcs. Leadtime: On Request **
Total Price: 15.59 € *
10 pcs.
1.5589 €
50 pcs.
1.3685 €
250 pcs.
1.1781 €
1000 pcs.
1.0234 €
2500 pcs.
0.9401 €
21 K/W
19.05 mm
14.5 mm
12.7 mm
aluminum
clip-on heatsink
black anodized
TO220
10006498 Fischer Elektronik Heat Sinks
Clip-on heatsink, 25.4 x 14.5 x 13.51 mm, 21 K/W, black anodized, 10006498
Order No.:
 65B3476
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10006498
Available: 387 pcs. Leadtime: On Request ** Next delivery: 500 pcs. on 2025-04-23
Total Price: 1.64 € *
1 pcs.
1.6422 €
10 pcs.
1.5232 €
50 pcs.
1.3923 €
100 pcs.
1.2733 €
21 K/W
25.4 mm
14.5 mm
13.51 mm
aluminum
clip-on heatsink
black anodized
TO220
10006507 Fischer Elektronik Heat Sinks
Clip-on heatsink, 15.24 x 14.5 x 12.7 mm, 26 K/W, black anodized, 10006507
Order No.:
 65B3477
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10006507
Available: 410 pcs. Leadtime: On Request **
Total Price: 13.57 € *
10 pcs.
1.3566 €
50 pcs.
1.2019 €
250 pcs.
1.0234 €
1000 pcs.
0.9044 €
2500 pcs.
0.8330 €
26 K/W
15.24 mm
14.5 mm
12.7 mm
aluminum
clip-on heatsink
black anodized
TO220
10019215 Fischer Elektronik Heat Sinks
Extruded heatsink, 35 x 17 x 13 mm, 17 K/W, black anodized, 10019215
Order No.:
 65B350
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10019215
Available: 1,028 pcs. Leadtime: On Request **
Total Price: 1.17 € *
1 pcs.
1.1662 €
10 pcs.
1.0829 €
50 pcs.
0.9996 €
100 pcs.
0.9044 €
17 K/W
35 mm
17 mm
13 mm
aluminum
extruded heatsink
black anodized
10066619 Fischer Elektronik Heat Sinks
Extruded heatsink, 25 x 14 x 15 mm, 20 K/W, black anodized, 10066619
Order No.:
 65B355
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10066619
Available: 130 pcs. Leadtime: On Request **
Total Price: 7.74 € *
10 pcs.
0.7735 €
100 pcs.
0.7140 €
1000 pcs.
0.6188 €
2500 pcs.
0.5236 €
20 K/W
25 mm
14 mm
15 mm
aluminum
extruded heatsink
black anodized
TO220
10037014 Fischer Elektronik Heat Sinks
Extruded heatsink, 35 x 18.5 x 15 mm, 15 K/W, black anodized, 10037014
Order No.:
 65B385
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10037014
Available: 845 pcs. Leadtime: On Request **
Total Price: 0.74 € *
1 pcs.
0.7378 €
10 pcs.
0.6902 €
50 pcs.
0.6307 €
100 pcs.
0.5831 €
15 K/W
35 mm
18.5 mm
15 mm
aluminum
extruded heatsink
black anodized
TO220
10034960 Fischer Elektronik Heat Sinks
Finger shaped heatsink, 30 x 25.4 x 13 mm, 15 K/W, black anodized, 10034960
Order No.:
 65B476
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10034960
Available: 260 pcs. Leadtime: 10 Weeks **
Total Price: 12.61 € *
10 pcs.
1.2614 €
50 pcs.
1.1186 €
250 pcs.
0.9520 €
1000 pcs.
0.8449 €
15 K/W
30 mm
25.4 mm
13 mm
aluminum
finger shaped heatsink
black anodized
TO220, SOT32
10034958 Fischer Elektronik Heat Sinks
Finger shaped heatsink, 33 x 25.4 x 8 mm, 18 K/W, black anodized, 10034958
Order No.:
 65B477
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10034958
Available: 393 pcs. Leadtime: 8 Weeks **
Total Price: 0.87 € *
1 pcs.
0.8687 €
10 pcs.
0.7854 €
50 pcs.
0.7021 €
100 pcs.
0.6664 €
500 pcs.
0.6307 €
18 K/W
33 mm
25.4 mm
8 mm
aluminum
finger shaped heatsink
black anodized
TO220, SOT32
10022748 Fischer Elektronik Heat Sinks
Extruded heatsink, 25 x 6 x 12 mm, 36 K/W, black anodized, 10022748
Order No.:
 65B4794
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10022748
Available: 926 pcs. Leadtime: On Request **
Total Price: 19.28 € *
10 pcs.
1.9278 €
50 pcs.
1.6898 €
250 pcs.
1.4637 €
1000 pcs.
1.2733 €
2500 pcs.
1.1662 €
36 K/W
25 mm
6 mm
12 mm
aluminum
extruded heatsink
black anodized
10019187 Fischer Elektronik Heat Sinks
Extruded heatsink, 25.4 x 42 x 25 mm, 7.8 K/W, black anodized, 10019187
Order No.:
 65B4830
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10019187
Available: 230 pcs. Leadtime: On Request **
Total Price: 4.36 € *
1 pcs.
4.3554 €
10 pcs.
3.8318 €
100 pcs.
3.3558 €
250 pcs.
3.2249 €
1000 pcs.
3.0226 €
7.8 K/W
25.4 mm
42 mm
25 mm
aluminum
extruded heatsink
black anodized
semiconductors
10019199 Fischer Elektronik Heat Sinks
Extruded heatsink, 50.8 x 42 x 25 mm, 5.3 K/W, black anodized, 10019199
Order No.:
 65B4834
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10019199
Available: 458 pcs. Leadtime: On Request **
Total Price: 5.36 € *
1 pcs.
5.3550 €
10 pcs.
4.7243 €
100 pcs.
4.1412 €
250 pcs.
3.9746 €
1000 pcs.
3.7247 €
5.3 K/W
50.8 mm
42 mm
25 mm
aluminum
extruded heatsink
black anodized
semiconductors
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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.