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                    • New Deals
                      1. Home
                      2. Cooling & Thermal Management
                      3. Heat Sinks
                      4. Natural Convection Heat Sinks

                      Natural Convection Heat Sinks:

                      1,542 Products Found
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                      Manufacturer
                      Thermal Resistance
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                      External Width - Metric
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                      External Diameter - Metric
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                      External Width - Imperial
                      External Height - Imperial
                      External Length - Imperial
                      External Diameter - Imperial
                      Product Range
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                      ICK BGA 14 X 14
                      FISCHER ELEKTRONIK ICK BGA 14 X 14
                      58M7229

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. For Ball Grid Array
                      3. 29 °C/W
                      4. BGA
                      5. 14 mm
                      6. 10.01 mm
                      7. 14 mm
                      Each
                      1+
                      $1.770
                      10+
                      $1.690
                      25+
                      $1.600
                      50+
                      $1.520
                      100+
                      $1.420
                      Min: 1 / Mult: 1
                      30°C/W
                      BGA
                      14mm
                      6mm
                      14mm
                      -
                      Aluminium
                      0.55"
                      0.24"
                      0.55"
                      -
                      -
                      SK 409/25,4 STS
                      FISCHER ELEKTRONIK SK 409/25,4 STS
                      34M8466

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. TO-220/TO-3P
                      3. 8.2 °C/W
                      4. TO-3P
                      5. TO-220
                      6. 45 mm
                      7. 12.7 mm
                      8. 25.4 mm
                      Each
                      1+
                      $4.730
                      10+
                      $4.560
                      25+
                      $4.410
                      50+
                      $4.080
                      100+
                      $3.730
                      More Pricing...
                      Min: 1 / Mult: 1
                      8.2°C/W
                      TO-3P, TO-220
                      45mm
                      25.4mm
                      12.7mm
                      -
                      Aluminium
                      1.77"
                      1"
                      0.5"
                      -
                      -
                      637-10ABPE
                      WAKEFIELD THERMAL 637-10ABPE
                      93K7986

                      Data Sheet

                      RoHS

                      WAKEFIELD THERMAL
                      1. Heat Sink
                      2. Square
                      3. PCB
                      4. Black Anodized
                      5. Wave-Solderable
                      6. 12.67 °C/W
                      7. TO-220
                      8. 34.9 mm
                      9. 25.4 mm
                      Each
                      1+
                      $1.770
                      10+
                      $1.770
                      25+
                      $1.630
                      50+
                      $1.630
                      100+
                      $1.630
                      More Pricing...
                      Min: 1 / Mult: 1
                      12.67°C/W
                      TO-220
                      34.9mm
                      25.4mm
                      12.7mm
                      -
                      Aluminum
                      1.37"
                      1"
                      0.5"
                      -
                      -
                      421K
                      WAKEFIELD THERMAL 421K
                      58F508

                      Data Sheet

                      RoHS

                      WAKEFIELD THERMAL
                      1. Heat Sink
                      2. Square
                      3. PCB
                      4. Double Surface
                      5. 0.7 °C/W
                      6. TO-3
                      7. 120.7 mm
                      8. 66.7 mm
                      9. 76.2 mm
                      Each
                      1+
                      $19.980
                      5+
                      $19.530
                      10+
                      $19.140
                      25+
                      $18.670
                      50+
                      $18.320
                      More Pricing...
                      Min: 1 / Mult: 1
                      0.7°C/W
                      TO-3
                      120.7mm
                      66.7mm
                      76.2mm
                      -
                      Aluminum
                      4.75"
                      2.63"
                      3"
                      -
                      -
                      SK 129 50,8 STS
                      FISCHER ELEKTRONIK SK 129 50,8 STS
                      74M4515

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. Extruded
                      3. PCB Mount
                      4. SOT-32
                      5. TO-3P
                      6. TO-220
                      7. 5.3 C/W
                      8. 50.8 mm
                      9. 42 mm
                      10. 25 mm RoHS Compliant: Yes
                      Each
                      1+
                      $4.090
                      10+
                      $3.880
                      25+
                      $3.670
                      50+
                      $3.480
                      100+
                      $3.270
                      Min: 1 / Mult: 1
                      5.3°C/W
                      SOT-32, TO-3P, TO-220
                      42mm
                      50.8mm
                      25mm
                      -
                      Aluminium
                      1.65"
                      2"
                      0.98"
                      -
                      -
                      FK 201SA-3
                      FISCHER ELEKTRONIK FK 201SA-3
                      34M6200

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. TO-3
                      3. TO-3
                      4. 6 C/W
                      5. 25.4 mm
                      6. 45 mm
                      7. 45 mm RoHS Compliant: Yes
                      Each
                      1+
                      $2.100
                      10+
                      $2.010
                      25+
                      $1.890
                      50+
                      $1.800
                      100+
                      $1.690
                      Min: 1 / Mult: 1
                      6°C/W
                      TO-3
                      45mm
                      25.4mm
                      45mm
                      -
                      Aluminium
                      1.77"
                      1"
                      1.77"
                      -
                      -
                      241214B92200G
                      BOYD 241214B92200G
                      51M4829

                      Data Sheet

                      RoHS

                      BOYD
                      1. Heat Sink
                      2. Square
                      3. For DC/DC Converters
                      4. 1.1 °C/W
                      5. Half Brick
                      6. 57.9 mm
                      7. 35.61 mm
                      8. 61 mm
                      Each
                      1+
                      $25.900
                      10+
                      $25.360
                      25+
                      $23.650
                      50+
                      $22.630
                      100+
                      $21.600
                      More Pricing...
                      Min: 1 / Mult: 1
                      1.1°C/W
                      Half Brick
                      57.9mm
                      35.61mm
                      61mm
                      -
                      -
                      2.28"
                      1.4"
                      2.4"
                      -
                      -
                      SK 04/50 SA
                      FISCHER ELEKTRONIK SK 04/50 SA
                      34M8457

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. Standard Extruded
                      3. Black Anodized
                      4. TO-3
                      5. 2.4 C/W
                      6. 25 mm
                      7. 97 mm
                      8. 50 mm RoHS Compliant: Yes
                      Each
                      1+
                      $6.130
                      10+
                      $5.950
                      25+
                      $5.830
                      50+
                      $5.720
                      100+
                      $5.590
                      More Pricing...
                      Min: 1 / Mult: 1
                      2.4°C/W
                      TO-3
                      97mm
                      25mm
                      50mm
                      -
                      Aluminium
                      3.82"
                      0.98"
                      1.97"
                      -
                      -
                      MC33268
                      MULTICOMP PRO MC33268
                      09R3153

                      Data Sheet

                      RoHS

                      MULTICOMP PRO
                      1. Heat Sink
                      2. Square
                      3. PCB
                      4. 5.6 °C/W
                      5. TO-218
                      6. TO-220
                      7. TO-247
                      8. 42 mm
                      9. 25.4 mm
                      10. 25 mm
                      Each
                      1+
                      $7.130
                      100+
                      $6.430
                      250+
                      $5.970
                      500+
                      $5.430
                      1000+
                      $5.020
                      Min: 1 / Mult: 1
                      5.6°C/W
                      TO-218, TO-220, TO-247
                      42mm
                      25.4mm
                      25mm
                      -
                      -
                      1.65"
                      1"
                      0.98"
                      -
                      -
                      SK 104 38,1 STS
                      FISCHER ELEKTRONIK SK 104 38,1 STS
                      46T6890

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. TO-220
                      3. SOT-32
                      4. TO-3P
                      5. TO-220
                      6. 11 C/W
                      7. 12.7 mm
                      8. 34.9 mm
                      9. 38.1 mm RoHS Compliant: Yes
                      Each
                      1+
                      $2.460
                      10+
                      $2.340
                      25+
                      $2.210
                      50+
                      $2.090
                      100+
                      $1.980
                      Min: 1 / Mult: 1
                      11°C/W
                      SOT-32, TO-3P, TO-220
                      34.9mm
                      12.7mm
                      38.1mm
                      -
                      Aluminium
                      1.37"
                      0.5"
                      1.5"
                      -
                      -
                      SK 92/100 SA
                      FISCHER ELEKTRONIK SK 92/100 SA
                      34M8487

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. Standard Extruded
                      3. Black Anodized
                      4. 2.15 °C/W
                      5. 100 mm
                      6. 40.01 mm
                      7. 100 mm
                      Each
                      1+
                      $22.540
                      10+
                      $21.400
                      25+
                      $20.280
                      50+
                      $19.140
                      100+
                      $18.030
                      More Pricing...
                      Min: 1 / Mult: 1
                      1.4°C/W
                      -
                      100mm
                      40mm
                      100mm
                      -
                      Aluminium
                      3.94"
                      1.57"
                      3.94"
                      -
                      -
                      SK 481 50
                      FISCHER ELEKTRONIK SK 481 50
                      46T6897

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. Extruded
                      3. For Lock-In Retaining Spring
                      4. TO-3P
                      5. TO-218
                      6. TO-220
                      7. TO-247
                      8. TO-248
                      9. 5.7 C/W RoHS Compliant: Yes
                      Each
                      1+
                      $4.100
                      10+
                      $3.900
                      25+
                      $3.690
                      50+
                      $3.490
                      100+
                      $3.280
                      Min: 1 / Mult: 1
                      4.5°C/W
                      TO-3P, TO-218, TO-220, TO-247, TO-248
                      30mm
                      45mm
                      50mm
                      -
                      Aluminium
                      1.18"
                      1.77"
                      1.97"
                      -
                      -
                      SK 525 30
                      FISCHER ELEKTRONIK SK 525 30
                      46T6900

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. PCB
                      3. Board Level
                      4. Extruded
                      5. TO-220
                      6. 7.8 C/W
                      7. 28 mm
                      8. 19.4 mm
                      9. 30 mm RoHS Compliant: Yes
                      Each
                      1+
                      $9.430
                      10+
                      $9.120
                      25+
                      $8.860
                      50+
                      $8.290
                      100+
                      $7.680
                      More Pricing...
                      Min: 1 / Mult: 1
                      7.8°C/W
                      TO-220
                      19.4mm
                      28mm
                      30mm
                      -
                      Aluminium
                      0.76"
                      1.1"
                      1.18"
                      -
                      -
                      270-AB
                      WAKEFIELD THERMAL 270-AB
                      81F042

                      Data Sheet

                      RoHS

                      WAKEFIELD THERMAL
                      1. Heat Sink
                      2. Square
                      3. PCB
                      4. 17.5 °C/W
                      5. TO-202
                      6. TO-220
                      7. 17.8 mm
                      8. 9.4 mm
                      9. 44.5 mm
                      Each
                      1+
                      $0.630
                      10+
                      $0.562
                      25+
                      $0.536
                      50+
                      $0.519
                      100+
                      $0.501
                      More Pricing...
                      Min: 1 / Mult: 1
                      17.5°C/W
                      TO-202, TO-220
                      17.8mm
                      9.4mm
                      44.5mm
                      -
                      Aluminum
                      0.7"
                      0.37"
                      1.75"
                      -
                      -
                      593002B03400G
                      BOYD 593002B03400G
                      18M8203

                      Data Sheet

                      RoHS

                      BOYD
                      1. Heat Sink
                      2. Square
                      3. PCB
                      4. 13.4 °C/W
                      5. TO-220
                      6. 23.93 mm
                      7. 30 mm
                      8. 12.7 mm
                      Each
                      1+
                      $8.970
                      10+
                      $8.970
                      25+
                      $8.970
                      50+
                      $8.970
                      100+
                      $8.970
                      More Pricing...
                      Min: 1 / Mult: 1
                      13.4°C/W
                      TO-220
                      23.93mm
                      30mm
                      12.7mm
                      -
                      Aluminum
                      0.94"
                      1.18"
                      0.5"
                      -
                      -
                      290-1AB
                      WAKEFIELD THERMAL 290-1AB
                      58F1360

                      Data Sheet

                      RoHS

                      WAKEFIELD THERMAL
                      1. Heat Sink
                      2. Black Anodized
                      3. 22 °C/W
                      4. TO-202
                      5. TO-218
                      6. TO-220
                      7. 30 mm
                      8. 12.7 mm
                      9. 25.4 mm
                      Each
                      1+
                      $0.525
                      10+
                      $0.525
                      25+
                      $0.525
                      50+
                      $0.525
                      100+
                      $0.485
                      More Pricing...
                      Min: 1 / Mult: 1
                      22°C/W
                      TO-202, TO-218, TO-220
                      30mm
                      12.7mm
                      25.4mm
                      -
                      Aluminum
                      1.18"
                      0.5"
                      1"
                      -
                      -
                      ICK SMD A 5 SA
                      FISCHER ELEKTRONIK ICK SMD A 5 SA
                      34M6427

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. For SMD
                      3. 123 °C/W
                      4. SOIC
                      5. SSOP
                      6. TSSOP
                      7. 6.3 mm
                      8. 4.83 mm
                      9. 5.08 mm
                      Each
                      1+
                      $1.220
                      10+
                      $1.180
                      25+
                      $1.110
                      50+
                      $1.030
                      100+
                      $0.978
                      More Pricing...
                      Min: 1 / Mult: 1
                      123K/W
                      SOIC-8, SOIC-14, SSOP-16, TSSOP-14, TSSOP-16
                      6.3mm
                      4.8mm
                      5mm
                      -
                      Aluminium
                      0.25"
                      0.19"
                      0.2"
                      -
                      -
                      657-25ABPE
                      WAKEFIELD THERMAL 657-25ABPE
                      42M0663

                      Data Sheet

                      RoHS

                      WAKEFIELD THERMAL
                      1. Heat Sink
                      2. Square
                      3. PCB
                      4. Black Anodized
                      5. Wave-Solderable
                      6. 4.17 °C/W
                      7. TO-218
                      8. TO-220
                      9. TO-247
                      10. 41.9 mm
                      Each
                      1+
                      $3.210
                      10+
                      $3.150
                      25+
                      $3.060
                      50+
                      $2.910
                      100+
                      $2.740
                      More Pricing...
                      Min: 1 / Mult: 1
                      4.17°C/W
                      TO-218, TO-220, TO-247
                      41.9mm
                      63.5mm
                      25.4mm
                      -
                      Aluminum
                      1.65"
                      2.5"
                      1"
                      -
                      -
                      501403B00000G
                      BOYD 501403B00000G
                      18M8142

                      Data Sheet

                      RoHS

                      BOYD
                      1. Heat Sink
                      2. Square
                      3. PCB
                      4. 10 °C/W
                      5. TO-3
                      6. 35.6 mm
                      7. 19.05 mm
                      8. 47.8 mm
                      Each
                      1+
                      $5.630
                      Min: 1 / Mult: 1
                      10°C/W
                      TO-3
                      35.6mm
                      19.05mm
                      47.8mm
                      -
                      Aluminum
                      1.4"
                      0.75"
                      1.88"
                      -
                      -
                      273-AB
                      WAKEFIELD THERMAL 273-AB
                      81F046

                      Data Sheet

                      RoHS

                      WAKEFIELD THERMAL
                      1. Heat Sink
                      2. Square
                      3. Black Anodized
                      4. 24.5 °C/W
                      5. TO-218
                      6. TO-220
                      7. 19.1 mm
                      8. 9.53 mm
                      9. 19 mm
                      Each
                      1+
                      $0.461
                      10+
                      $0.461
                      25+
                      $0.461
                      50+
                      $0.461
                      100+
                      $0.426
                      More Pricing...
                      Min: 1 / Mult: 1
                      24.5°C/W
                      TO-218, TO-220
                      19.1mm
                      9.53mm
                      19mm
                      -
                      Aluminum
                      0.75"
                      0.375"
                      0.75"
                      -
                      273 Series
                      529802B02500G
                      BOYD 529802B02500G
                      18M8164

                      Data Sheet

                      RoHS

                      BOYD
                      1. Heat Sink
                      2. Square
                      3. PCB
                      4. Extruded
                      5. With Radial Fins
                      6. 3.7 °C/W
                      7. TO-220
                      8. 41.9 mm
                      9. 38.1 mm
                      10. 38.1 mm
                      Each
                      1+
                      $12.280
                      Min: 1 / Mult: 1
                      3.7°C/W
                      TO-220
                      41.9mm
                      38.1mm
                      38.1mm
                      -
                      Aluminum
                      1.65"
                      1.5"
                      1.5"
                      -
                      -
                      SK 508 100 SA
                      FISCHER ELEKTRONIK SK 508 100 SA
                      17T6992

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. Square
                      3. PCB
                      4. Extruded
                      5. LED
                      6. 3.8 °C/W
                      7. 100 mm
                      8. 24.99 mm
                      9. 100 mm
                      Each
                      1+
                      $14.280
                      10+
                      $13.560
                      25+
                      $12.850
                      50+
                      $12.140
                      100+
                      $11.420
                      More Pricing...
                      Min: 1 / Mult: 1
                      1.75°C/W
                      -
                      100mm
                      25mm
                      100mm
                      -
                      Aluminium
                      3.94"
                      0.98"
                      3.94"
                      -
                      -
                      MC33279
                      MULTICOMP PRO MC33279
                      09R3164

                      Data Sheet

                      RoHS

                      MULTICOMP PRO
                      1. Heat Sink
                      2. Square
                      3. PCB
                      4. 7.1 °C/W
                      5. TO-220
                      6. 42 mm
                      7. 24.99 mm
                      8. 38 mm
                      Each
                      1+
                      $3.660
                      100+
                      $3.300
                      250+
                      $3.060
                      500+
                      $2.780
                      1000+
                      $2.580
                      Min: 1 / Mult: 1
                      7.1°C/W
                      TO-220
                      42mm
                      25mm
                      38mm
                      -
                      -
                      1.65"
                      0.98"
                      1.5"
                      -
                      -
                      AKK 127
                      FISCHER ELEKTRONIK AKK 127
                      67T0957

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. TO-3
                      3. TO-3
                      4. 14 C/W
                      5. 12.7 mm
                      6. 40 mm
                      7. 27 mm RoHS Compliant: Yes
                      Each
                      1+
                      $1.950
                      10+
                      $1.950
                      25+
                      $1.950
                      50+
                      $1.950
                      100+
                      $1.950
                      More Pricing...
                      Min: 1 / Mult: 1
                      14°C/W
                      TO-3
                      40mm
                      12.7mm
                      27mm
                      -
                      Aluminium
                      1.57"
                      0.5"
                      1.06"
                      -
                      -
                      FK 244 13 D PAK
                      FISCHER ELEKTRONIK FK 244 13 D PAK
                      34M6222

                      Data Sheet

                      RoHS

                      FISCHER ELEKTRONIK
                      1. Heat Sink
                      2. Square
                      3. PCB
                      4. For D Pak
                      5. 25 °C/W
                      6. TO-252
                      7. 23 mm
                      8. 10.01 mm
                      9. 13 mm
                      Each
                      1+
                      $2.940
                      Min: 1 / Mult: 1
                      25°C/W
                      TO-252
                      13mm
                      10mm
                      14.8mm
                      -
                      Copper
                      0.51"
                      0.39"
                      0.58"
                      -
                      -
                      ComparePrice forQuantity
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