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Natural Convection Heat Sinks:

1,415 Products Found
Find a huge range of Natural Convection Heat Sinks at Farnell® UK. We stock a large selection of Natural Convection Heat Sinks, including new and most popular products from the world's top manufacturers including: Fischer Elektronik, Boyd, Ohmite, Wakefield Thermal & Multicomp Pro
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External Width - Metric
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External Height - Imperial
External Length - Imperial
External Diameter - Imperial
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ComparePrice ForQuantity
1213468

RoHS

3,845 In stock
Each
1+
£3.79
10+
£2.61
25+
£2.44
50+
£2.11
100+
£1.74
Min: 1 / Mult: 1
12.9°C/W
TO-218, TO-220
16.26mm
38.1mm
-
-
16.26mm
-
Aluminium
0.64"
1.5"
0.64"
-
-
170088

RoHS

307 In stock
Each
1+
£7.16
5+
£5.18
10+
£4.84
20+
£4.55
50+
£3.75
Min: 1 / Mult: 1
3.4°C/W
TO-66
60mm
16mm
-
-
89mm
-
Aluminium
2.36"
0.63"
3.5"
-
-
4621840

RoHS

849 In stock
Each
1+
£17.01
5+
£12.89
10+
£11.34
20+
£9.78
50+
£9.10
Min: 1 / Mult: 1
1.4°C/W
-
160mm
40mm
-
-
50mm
-
Aluminium
6.3"
1.57"
1.97"
-
-
1222499

RoHS

602 In stock
Each
1+
£2.82
10+
£1.94
25+
£1.82
50+
£1.57
100+
£1.30
Min: 1 / Mult: 1
26°C/W
TO-220
15mm
12.7mm
-
-
15.24mm
-
Aluminium
0.59"
0.5"
0.6"
-
-
170753

RoHS

2 In stock
Each
1+
£35.52
Min: 1 / Mult: 1
0
-
125mm
135mm
-
-
180mm
-
Aluminium
4.92"
5.31"
7.09"
-
-
170090

RoHS

50 In stock
Each
1+
£10.00
Min: 1 / Mult: 1
2°C/W
TO-3
123.8mm
26.7mm
-
-
100mm
-
Aluminium
4.87"
1.05"
3.94"
-
-
526769

RoHS

47 In stock
Each
Available until stock is exhausted
1+
£48.00
5+
£37.20
10+
£34.60
20+
£33.91
Min: 1 / Mult: 1
0.9°C/W
-
123mm
40mm
-
-
150mm
-
Aluminium
4.84"
1.57"
5.91"
-
-
1892347

RoHS

8,245 In stock
Each
1+
£1.60
10+
£1.22
25+
£1.05
50+
£0.98
100+
£0.92
Min: 1 / Mult: 1
44°C/W
TO-5
-
10mm
-
-
-
12.7mm
Aluminium
-
0.39"
-
0.5"
-
4621980

RoHS

1,108 In stock
Each
1+
£22.15
5+
£19.47
10+
£16.06
20+
£14.19
50+
£13.91
Min: 1 / Mult: 1
1.65°C/W
-
200mm
25mm
-
-
100mm
-
Aluminium
7.87"
0.98"
3.94"
-
-
1850042

RoHS

353 In stock
Each
1+
£1.90
10+
£1.44
25+
£1.25
50+
£1.16
100+
£1.09
Min: 1 / Mult: 1
27.4°C/W
BGA
14mm
10mm
-
-
14mm
-
Aluminium
0.55"
0.39"
0.55"
-
-
1710633

RoHS

468 In stock
Each
1+
£2.05
20+
£1.58
75+
£1.30
250+
£1.18
1000+
£1.07
Min: 1 / Mult: 1
8.8°C/W
TO-220
34.53mm
50mm
-
-
12.53mm
-
-
1.36"
1.97"
0.49"
-
-
1213438

RoHS

1,383 In stock
Each
1+
£6.37
5+
£4.61
10+
£4.32
20+
£4.05
50+
£3.35
Min: 1 / Mult: 1
10°C/W
TO-218, TO-220, TO-247
34.5mm
38mm
-
-
12.5mm
-
Aluminium
1.36"
1.5"
0.49"
-
-
170075

RoHS

4,405 In stock
Each
1+
£7.57
5+
£5.48
10+
£5.13
20+
£4.82
50+
£3.97
Min: 1 / Mult: 1
21°C/W
TO-126
22mm
19mm
-
-
19mm
-
Aluminium
0.87"
0.75"
0.75"
-
-
170074

RoHS

2,372 In stock
Each
1+
£9.01
5+
£6.52
10+
£6.10
20+
£5.74
50+
£4.73
Min: 1 / Mult: 1
9.9°C/W
TO-218, TO-220
28mm
22mm
-
-
38mm
-
Aluminium
1.1"
0.87"
1.5"
-
-
1611445

RoHS

1,059 In stock
Each
10+
£0.60
50+
£0.43
100+
£0.40
250+
£0.38
Min: 10 / Mult: 10
56°C/W
TO-220
13.2mm
9.5mm
-
-
19.1mm
-
Aluminium
0.52"
0.375"
0.75"
-
-
253730

RoHS

236 In stock
Each
1+
£17.10
5+
£12.96
10+
£11.83
20+
£10.69
50+
£9.94
Min: 1 / Mult: 1
1.2°C/W
TO-3
88mm
35mm
-
-
125mm
-
Aluminium
3.46"
1.38"
4.92"
-
-
1850041

RoHS

2,492 In stock
Each
1+
£2.04
10+
£1.55
25+
£1.34
50+
£1.25
100+
£1.17
Min: 1 / Mult: 1
28.5°C/W
BGA
10mm
10mm
-
-
10mm
-
Aluminium
0.39"
0.39"
0.39"
-
-
1710627

RoHS

25,831 In stock
Each
1+
£0.98
20+
£0.75
75+
£0.62
250+
£0.57
1000+
£0.51
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
2084425

RoHS

1,227 In stock
Each
1+
£2.49
10+
£1.90
25+
£1.52
50+
£1.43
100+
£1.40
Min: 1 / Mult: 1
26.5°C/W
BGA
14mm
10mm
-
-
14mm
-
Aluminium
0.55"
0.39"
0.55"
-
-
1892318

RoHS

543 In stock
Each
10+
£0.95
50+
£0.76
100+
£0.72
250+
£0.59
Min: 10 / Mult: 10
21°C/W
TO-220
20.5mm
19.5mm
-
-
19mm
-
Aluminium
0.81"
0.77"
0.75"
-
-
4621918

RoHS

823 In stock
Each
1+
£14.91
5+
£12.03
10+
£11.30
20+
£9.32
50+
£8.67
Min: 1 / Mult: 1
1.7°C/W
-
150mm
27mm
-
-
50mm
-
Aluminium
5.91"
1.06"
1.97"
-
-
1219491

RoHS

335 In stock
Each
1+
£3.45
10+
£2.38
25+
£2.22
50+
£2.09
100+
£1.72
Min: 1 / Mult: 1
11°C/W
TO-220
34.9mm
38.1mm
-
-
12.7mm
-
Aluminium
1.37"
1.5"
0.5"
-
-
1850037

RoHS

1,353 In stock
Each
1+
£2.45
10+
£1.86
25+
£1.50
50+
£1.41
100+
£1.38
Min: 1 / Mult: 1
18.6°C/W
PGA
14mm
14mm
-
-
14mm
-
Aluminium
0.55"
0.55"
0.55"
-
-
4621347

RoHS

128 In stock
Each
1+
£8.55
5+
£6.90
10+
£6.48
20+
£5.73
50+
£4.97
Min: 1 / Mult: 1
2.8°C/W
TO-3
65mm
20mm
-
-
50mm
-
Aluminium
2.56"
0.79"
1.97"
-
-
170071

RoHS

1,183 In stock
Each
1+
£2.70
10+
£1.86
25+
£1.74
50+
£1.64
100+
£1.35
Min: 1 / Mult: 1
17°C/W
TO-126, TO-220
30mm
30.2mm
-
-
12.7mm
-
Aluminium
1.18"
1.19"
0.5"
-
-
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