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Heat Sinks

244 items in 705 variations
*incl. VAT plus shipping costs
Item description
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Min. heat resistance
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diameter
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Suitable for
10037131 Fischer Elektronik Heat Sinks
IC heatsink, (L x W x H) 8 x 6.3 x 4.8 mm, 87 K/W, black anodized, 10037131
Order No.:
 70B302
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10037131
Available: 200 pcs.
Total Price: 0.49 € *
1 pcs.
0.4879 €
10 pcs.
0.4284 €
50 pcs.
0.3927 €
100 pcs.
0.3451 €
500 pcs.
0.3094 €
87 K/W
8 mm
6.3 mm
4.8 mm
aluminum
IC heatsink
black anodized
SMD
10037017 Fischer Elektronik Heat Sinks
IC heatsink, (L x W x H) 8.5 x 6.3 x 4.8 mm, 90 K/W, black anodized, 10037017
Order No.:
 65B400
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10037017
Available: 175 pcs. Next delivery: 250 pcs. on 2025-07-01
Total Price: 0.69 € *
1 pcs.
0.6902 €
10 pcs.
0.6307 €
50 pcs.
0.5831 €
100 pcs.
0.5474 €
500 pcs.
0.4760 €
90 K/W
8.5 mm
6.3 mm
4.8 mm
aluminum
IC heatsink
black anodized
IC
10037011 Fischer Elektronik Heat Sinks
IC heatsink, (L x W x H) 33 x 19 x 4.8 mm, 25.8 K/W, black anodized, 10037011
Order No.:
 65B406
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10037011
Available: 5 pcs. Next delivery: 100 pcs. on 2025-06-24
Total Price: 0.92 € *
1 pcs.
0.9163 €
10 pcs.
0.8449 €
50 pcs.
0.7735 €
100 pcs.
0.6902 €
25.8 K/W
33 mm
19 mm
4.8 mm
aluminum
IC heatsink
black anodized
IC
10034943 Fischer Elektronik Heat Sinks
Finger shaped heatsink, (L x W x H) 45 x 45 x 12.7 mm, 8 K/W, black anodized, 10034943
Order No.:
 65B483
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10034943
Available: 200 pcs.
Total Price: 1.62 € *
1 pcs.
1.6184 €
10 pcs.
1.4756 €
50 pcs.
1.3447 €
100 pcs.
1.2138 €
500 pcs.
1.0591 €
8 K/W
45 mm
45 mm
12.7 mm
aluminum
finger shaped heatsink
black anodized
SOT32, TO66, TO3, SOT9
10037024 Fischer Elektronik Heat Sinks
IC heatsink, (L x W x H) 21 x 21 x 6 mm, 24.3 to 8 K/W, black anodized, 10037024
Order No.:
 65B602
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10037024
Available: 46 pcs. Next delivery: 50 pcs. on 2025-06-24
Total Price: 1.26 € *
1 pcs.
1.2614 €
10 pcs.
1.1662 €
50 pcs.
1.0591 €
100 pcs.
0.9520 €
8 K/W
24.3 K/W
21 mm
21 mm
6 mm
aluminum
IC heatsink
black anodized
BGA
10067437 Fischer Elektronik Heat Sinks
Cooling angle, (L x W x H) 100 x 40 x 30 mm, 3.7 K/W, black anodized, 10067437
Order No.:
 70B640
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10067437
Available: 98 pcs.
Total Price: 4.68 € *
1 pcs.
4.6767 €
10 pcs.
4.1174 €
100 pcs.
3.6176 €
250 pcs.
3.4748 €
1000 pcs.
3.2368 €
3.7 K/W
100 mm
40 mm
30 mm
aluminum
cooling angle
black anodized
TO3
10018981 Fischer Elektronik Heat Sinks
Extruded heatsink, (L x W x H) 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: 3 pcs. Next delivery: 40 pcs. on 2025-07-22
Total Price: 3.53 € *
1 pcs.
3.5343 €
10 pcs.
3.2130 €
50 pcs.
2.8917 €
100 pcs.
2.7370 €
14 K/W
25.4 mm
34.9 mm
12.7 mm
aluminum
extruded heatsink
black anodized
semiconductors
10022570 Fischer Elektronik Heat Sinks
Extruded heatsink, (L x W x H) 37.5 x 32 x 20 mm, 10 K/W, black anodized, 10022570
Order No.:
 70B7216
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10022570
Available: 78 pcs.
Total Price: 19.52 € *
10 pcs.
1.9516 €
50 pcs.
1.7136 €
250 pcs.
1.4756 €
1000 pcs.
1.3090 €
2500 pcs.
1.1781 €
10 K/W
37.5 mm
32 mm
20 mm
aluminum
extruded heatsink
black anodized
TO220
10037122 Fischer Elektronik Heat Sinks
IC heatsink, (L x W x H) 11.8 x 11.8 x 8 mm, 25 K/W, black anodized, 10037122
Order No.:
 65B650
Manufacturer:
 Fischer Elektronik
Manufacturer SKU:
 10037122
Available: 32 pcs. Next delivery: 50 pcs. on 2025-06-17
Total Price: 15.59 € *
10 pcs.
1.5589 €
50 pcs.
1.3685 €
250 pcs.
1.1781 €
1000 pcs.
1.0234 €
2500 pcs.
0.9401 €
25 K/W
11.8 mm
11.8 mm
8 mm
aluminum
IC heatsink
black anodized
PGA
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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.