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Heat Sinks

400 items in 3,138 variations
*incl. VAT plus shipping costs
Item description
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Min. heat resistance
Max. heat resistance
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Suitable for
40905112254040 Würth Elektronik eiSos Heat Sinks
Heatsink, (L x W x H) 40 x 40 x 25 mm, 8.14 K/W, black anodized, 40905112254040
Order No.:
 65B716
Manufacturer:
 Würth Elektronik eiSos
Manufacturer SKU:
 40905112254040
Available: 40 pcs. Available in 5 Days: 5,560 pcs. - if ordered today
Total Price: 9.52 € *
1 pcs.
9.5200 €
10 pcs.
7.9254 €
50 pcs.
6.7830 €
100 pcs.
5.8905 €
500 pcs.
5.3550 €
8.14 K/W
40 mm
40 mm
25 mm
aluminum
heatsink
black anodized
IC
40906110092424 Würth Elektronik eiSos Heat Sinks
Heatsink, (L x W x H) 24 x 24 x 9 mm, 15 K/W, black anodized, 40906110092424
Order No.:
 65B746
Manufacturer:
 Würth Elektronik eiSos
Manufacturer SKU:
 40906110092424
Available: 84 pcs. Available in 5 Days: 13,272 pcs. - if ordered today
Total Price: 3.31 € *
1 pcs.
3.3082 €
10 pcs.
2.3681 €
50 pcs.
2.0230 €
100 pcs.
1.7612 €
500 pcs.
1.5946 €
15 K/W
24 mm
24 mm
9 mm
aluminum
heatsink
black anodized
IC
40906110102020 Würth Elektronik eiSos Heat Sinks
Heatsink, (L x W x H) 20 x 20 x 10 mm, 17 K/W, black anodized, 40906110102020
Order No.:
 65B796
Manufacturer:
 Würth Elektronik eiSos
Manufacturer SKU:
 40906110102020
Available: 110 pcs. Available in 5 Days: 12,430 pcs. - if ordered today
Total Price: 3.02 € *
1 pcs.
3.0226 €
10 pcs.
2.1539 €
50 pcs.
1.8445 €
100 pcs.
1.6065 €
500 pcs.
1.4637 €
17 K/W
20 mm
20 mm
10 mm
aluminum
heatsink
black anodized
IC
40906110163030 Würth Elektronik eiSos Heat Sinks
Heatsink, (L x W x H) 30 x 30 x 16 mm, 11 K/W, black anodized, 40906110163030
Order No.:
 65B876
Manufacturer:
 Würth Elektronik eiSos
Manufacturer SKU:
 40906110163030
Available: 49 pcs. Available in 5 Days: 43,806 pcs. - if ordered today
Total Price: 7.76 € *
1 pcs.
7.7588 €
10 pcs.
5.5454 €
50 pcs.
4.7362 €
100 pcs.
4.1174 €
500 pcs.
3.7485 €
11 K/W
30 mm
30 mm
16 mm
aluminum
heatsink
black anodized
IC
40906110254040 Würth Elektronik eiSos Heat Sinks
Heatsink, (L x W x H) 40 x 40 x 25 mm, 7 K/W, black anodized, 40906110254040
Order No.:
 65B946
Manufacturer:
 Würth Elektronik eiSos
Manufacturer SKU:
 40906110254040
Available: 36 pcs. Available in 5 Days: 25,956 pcs. - if ordered today
Total Price: 10.35 € *
1 pcs.
10.3530 €
10 pcs.
7.3899 €
50 pcs.
6.3189 €
100 pcs.
5.4978 €
500 pcs.
4.9980 €
7 K/W
40 mm
40 mm
25 mm
aluminum
heatsink
black anodized
IC
40906112092424 Würth Elektronik eiSos Heat Sinks
Heatsink, (L x W x H) 24 x 24 x 9 mm, 15.41 K/W, black anodized, 40906112092424
Order No.:
 65B986
Manufacturer:
 Würth Elektronik eiSos
Manufacturer SKU:
 40906112092424
Available: 84 pcs. Available in 5 Days: 5,124 pcs. - if ordered today
Total Price: 3.69 € *
1 pcs.
3.6890 €
10 pcs.
2.6299 €
50 pcs.
2.2491 €
100 pcs.
1.9516 €
500 pcs.
1.7850 €
15.41 K/W
24 mm
24 mm
9 mm
aluminum
heatsink
black anodized
IC
40906112102020 Würth Elektronik eiSos Heat Sinks
Heatsink, (L x W x H) 20 x 20 x 10 mm, 17.62 K/W, black anodized, 40906112102020
Order No.:
 65B987
Manufacturer:
 Würth Elektronik eiSos
Manufacturer SKU:
 40906112102020
Available: 110 pcs. Available in 5 Days: 4,400 pcs. - if ordered today
Total Price: 3.52 € *
1 pcs.
3.5224 €
10 pcs.
2.5228 €
50 pcs.
2.1539 €
100 pcs.
1.8683 €
500 pcs.
1.7017 €
17.62 K/W
20 mm
20 mm
10 mm
aluminum
heatsink
black anodized
IC
40906112163030 Würth Elektronik eiSos Heat Sinks
Heatsink, (L x W x H) 30 x 30 x 16 mm, 11.26 K/W, black anodized, 40906112163030
Order No.:
 65B988
Manufacturer:
 Würth Elektronik eiSos
Manufacturer SKU:
 40906112163030
Available: 49 pcs. Available in 5 Days: 13,769 pcs. - if ordered today
Total Price: 9.54 € *
1 pcs.
9.5438 €
10 pcs.
7.9492 €
50 pcs.
6.7949 €
100 pcs.
5.9143 €
500 pcs.
5.3788 €
11.26 K/W
30 mm
30 mm
16 mm
aluminum
heatsink
black anodized
IC
40906112254040 Würth Elektronik eiSos Heat Sinks
Heatsink, (L x W x H) 40 x 40 x 25 mm, 7.14 K/W, black anodized, 40906112254040
Order No.:
 65B989
Manufacturer:
 Würth Elektronik eiSos
Manufacturer SKU:
 40906112254040
Available: 36 pcs. Available in 5 Days: 7,056 pcs. - if ordered today
Total Price: 11.50 € *
1 pcs.
11.4954 €
10 pcs.
9.5795 €
50 pcs.
8.1872 €
100 pcs.
7.1162 €
500 pcs.
6.4736 €
7.14 K/W
40 mm
40 mm
25 mm
aluminum
heatsink
black anodized
IC
10037253 Fischer Elektronik Heat Sinks
Die-cast heat sink, (L x W x H) 20 x 55 x 41.5 mm, 9 to 2.79 K/W, black painted, 10037253
Order No.:
 65B0000
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10037253
Standard delivery time from the manufacturer is: 2 Weeks
Total Price: 19.14 € *
1 pcs.
19.1352 €
10 pcs.
18.2665 €
25 pcs.
17.4692 €
50 pcs.
16.5172 €
2.79 K/W
9 K/W
20 mm
55 mm
41.5 mm
die-cast aluminum
die-cast heat sink
black painted
10067435 Fischer Elektronik Heat Sinks
Cooling angle, (L x W x H) 100 x 40 x 30 mm, 3.7 to 1.15 K/W, black anodized, 10067435
Order No.:
 65B0001
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10067435
Standard delivery time from the manufacturer is: 2 Weeks
Total Price: 4.62 € *
1 pcs.
4.6172 €
10 pcs.
4.3316 €
50 pcs.
4.0817 €
100 pcs.
3.9032 €
1.15 K/W
3.7 K/W
100 mm
40 mm
30 mm
aluminum
die-cast heat sink
black anodized
TO-3
10038394 Fischer Elektronik Heat Sinks
Fin heatsink, (L x W x H) 100 x 100 x 46 mm, 0.45 K/W, natural aluminum, 10038394
Order No.:
 65B0003
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10038394
Standard delivery time from the manufacturer is: 2 Weeks
Total Price: 65.59 € *
1 pcs.
65.5928 €
2 pcs.
63.7364 €
5 pcs.
62.8558 €
10 pcs.
61.1541 €
0.45 K/W
100 mm
100 mm
46 mm
aluminum
fin heatsink
natural aluminum
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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.