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Heat sinks are used to moderate heat levels and cool sensitive electrical components by dissipating heat into the surrounding air. Newark stocks a wide variety of heat sinks, including both force cooled heat sinks and natural convection heat sinks, as well as assortments and kits.

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Heat Sinks

(4,485)

  • Natural Convection Heat Sinks (2,910)
  • Fan Cooled Heat Sinks (893)
  • Heat / Cool Pipes (501)
  • Heat Sink Hardware (154)
  • Vapor Chambers (20)
  • Heat Sink Assortments & Kits (7)
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    SK 573 100
    FISCHER ELEKTRONIK SK 573 100
    46T6901

    Data Sheet

    RoHS

    FISCHER ELEKTRONIK
    1. Heat Sink
    2. PCB
    3. Board Level
    4. Extruded
    5. TO-3P
    6. TO-218
    7. TO-220
    8. TO-247
    9. TO-248
    10. 7.2 C/W
    11. 30 mm RoHS Compliant: Yes
    Each
    1+
    $8.930
    10+
    $8.630
    25+
    $8.380
    50+
    $7.830
    100+
    $7.250
    More Pricing...
    7.2°C/W
    TO-3P, TO-218, TO-220, TO-247, TO-248
    25mm
    30mm
    100mm
    -
    Aluminium
    0.98"
    1.18"
    3.94"
    -
    -
    FK 244 08 D2 PAK
    FISCHER ELEKTRONIK FK 244 08 D2 PAK
    34M6221

    Data Sheet

    RoHS

    FISCHER ELEKTRONIK
    1. Heat Sink
    2. For D2-Pak
    3. TO-263
    4. 29.3 C/W
    5. 10 mm
    6. 8 mm
    7. 17.8 mm RoHS Compliant: Yes
    Each
    1+
    $4.020
    29.3°C/W
    TO-263
    8mm
    10mm
    17.8mm
    -
    Copper
    0.31"
    0.39"
    0.7"
    -
    -
    ICK SMD B 19 SA
    FISCHER ELEKTRONIK ICK SMD B 19 SA
    34M6437

    Data Sheet

    RoHS

    FISCHER ELEKTRONIK
    1. Heat Sink
    2. For SMD
    3. 22 C/W
    4. 4.8 mm
    5. 19 mm
    6. 19 mm RoHS Compliant: Yes
    Each
    1+
    $1.650
    10+
    $1.590
    25+
    $1.520
    50+
    $1.460
    100+
    $1.380
    More Pricing...
    22°C/W
    -
    19mm
    4.8mm
    19mm
    -
    Aluminium
    0.75"
    0.19"
    0.75"
    -
    -
    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+
    $9.720
    10+
    $9.460
    25+
    $9.280
    50+
    $9.090
    100+
    $8.910
    More Pricing...
    5.3°C/W
    SOT-32, TO-3P, TO-220
    42mm
    50.8mm
    25mm
    -
    Aluminium
    1.65"
    2"
    0.98"
    -
    -
    MBH30001-13L/2.0
    MALICO MBH30001-13L/2.0
    53M8252

    Data Sheet

    RoHS

    MALICO
    1. Heat Sink
    2. BGA
    3. Black Anodized
    4. BGA
    5. 6.9 C/W
    6. 13 mm
    7. 30 mm
    8. 30 mm RoHS Compliant: Yes
    Each
    1+
    $11.410
    5+
    $10.470
    10+
    $10.250
    25+
    $10.050
    50+
    $9.610
    More Pricing...
    6.9°C/W
    BGA
    30mm
    13mm
    30mm
    -
    Aluminium
    1.18"
    0.51"
    1.18"
    -
    -
    MAX01NG
    BOYD MAX01NG
    89T3712

    Data Sheet

    RoHS

    BOYD
    1. LOW FORCE CLIP
    2. MAX TO-220
    Each
    1+
    $0.377
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    557-140AB
    WAKEFIELD THERMAL 557-140AB
    37K6011

    Data Sheet

    RoHS

    WAKEFIELD THERMAL
    1. Heat Sink
    2. Square
    3. For DC/DC Converters
    4. 2.86 °C/W
    5. Full Brick
    6. 116.8 mm
    7. 35.61 mm
    8. 61 mm
    Each
    1+
    $7.580
    2.86°C/W
    Full Brick
    116.8mm
    35.61mm
    61mm
    -
    Aluminum
    4.6"
    1.4"
    2.4"
    -
    -
    529702B02500G
    BOYD 529702B02500G
    18M8162

    Data Sheet

    RoHS

    BOYD
    1. Heat Sink
    2. Square
    3. PCB
    4. Extruded
    5. With Radial Fins
    6. 5.5 °C/W
    7. TO-220
    8. 41.9 mm
    9. 24.99 mm
    10. 25.4 mm
    Each
    1+
    $10.890
    5.5°C/W
    TO-220
    41.9mm
    24.99mm
    25.4mm
    -
    Aluminum
    1.65"
    0.98"
    1"
    -
    -
    241404B91200G
    BOYD 241404B91200G
    51M4832

    Data Sheet

    RoHS

    BOYD
    1. Heat Sink
    2. Square
    3. For DC/DC Converters
    4. 4.3 °C/W
    5. Quarter Brick
    6. 37 mm
    7. 11.4 mm
    8. 58 mm
    Each
    1+
    $20.620
    10+
    $19.730
    25+
    $18.850
    50+
    $17.950
    100+
    $17.060
    More Pricing...
    4.3°C/W
    Quarter Brick
    37mm
    11.4mm
    58mm
    -
    -
    1.46"
    0.449"
    2.28"
    -
    -
    MC33267
    MULTICOMP PRO MC33267
    09R3152

    Data Sheet

    RoHS

    MULTICOMP PRO
    1. HEAT SINK
    Each
    1+
    $6.150
    100+
    $5.550
    250+
    $5.140
    500+
    $4.690
    1000+
    $4.340
    3.1°C/W
    TO-218, TO-220
    41.6mm
    63.5mm
    25mm
    -
    -
    1.64"
    2.5"
    0.98"
    -
    -
    258
    WAKEFIELD THERMAL 258
    46F8613

    Data Sheet

    RoHS

    WAKEFIELD THERMAL
    1. Heat Sink
    2. For Board Level Power Semiconductor
    3. 6.35 mm
    4. 8.99 mm
    5. 13 mm
    Each
    100+
    $23.610
    250+
    $21.790
    -
    -
    6.35mm
    8.99mm
    13mm
    -
    Aluminum
    0.25"
    0.354"
    0.51"
    -
    -
    M414/TO3
    MULTICOMP PRO M414/TO3
    09WX0147

    Data Sheet

    RoHS

    MULTICOMP PRO
    1. TRANSISTOR ACCESSORY
    Each
    1+
    $1.860
    100+
    $1.680
    250+
    $1.570
    500+
    $1.450
    1000+
    $1.330
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    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+
    $21.780
    5+
    $20.530
    10+
    $19.280
    25+
    $18.360
    50+
    $17.840
    More Pricing...
    0.7°C/W
    TO-3
    120.7mm
    66.7mm
    76.2mm
    -
    Aluminum
    4.75"
    2.63"
    3"
    -
    -
    LA 10/150 24V
    FISCHER ELEKTRONIK LA 10/150 24V
    58M7920

    Data Sheet

    RoHS

    FISCHER ELEKTRONIK
    1. Fan / Force Cooled Heat Sink
    2. Hollow Fin Aggregate
    3. 0.2 K/W
    4. 83 mm
    5. 160 mm
    6. 150 mm
    7. 80 m³/h
    8. 48 dBA
    Each
    1+
    $417.090
    5+
    $405.300
    10+
    $389.060
    25+
    $372.770
    50+
    $330.690
    0.2K/W
    -
    160mm
    83mm
    150mm
    -
    Aluminum
    6.3"
    3.27"
    5.91"
    -
    -
    302NN
    WAKEFIELD THERMAL 302NN
    90B5220

    Data Sheet

    RoHS

    WAKEFIELD THERMAL
    1. Heat Sink
    2. Black Anodized
    3. 3.33 °C/W
    4. 50.8 mm
    5. 38.1 mm
    6. 38.1 mm
    Each
    1+
    $37.010
    3.33°C/W
    -
    50.8mm
    38.1mm
    38.1mm
    -
    Aluminum
    2"
    1.5"
    1.5"
    -
    -
    130-D
    WAKEFIELD THERMAL 130-D
    10F8018

    Data Sheet

    RoHS

    WAKEFIELD THERMAL
    1. Compression Spring
    2. Semiconductors to 2.25" (57.2mm) Diameter
    3. 95.3 mm
    Each
    Pricing is unavailable. Please contact customer services.
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    288-1ABE
    WAKEFIELD THERMAL 288-1ABE
    42M0656

    Data Sheet

    RoHS

    WAKEFIELD THERMAL
    1. Heat Sink
    2. Square
    3. Black Anodized
    4. 21.25 °C/W
    5. TO-202
    6. TO-220
    7. 22.2 mm
    8. 31.8 mm
    9. 22 mm
    Each
    1000+
    $1.220
    21.25°C/W
    TO-202, TO-220
    22.2mm
    31.8mm
    22mm
    -
    Aluminum
    0.87"
    1.25"
    0.87"
    -
    -
    374624B60024G
    BOYD 374624B60024G
    80K7183

    Data Sheet

    RoHS

    BOYD
    1. Heat Sink
    2. For Ball Grid Array
    3. 23.4 °C/W
    4. BGA
    5. 35 mm
    6. 10.01 mm
    7. 35 mm
    Each
    1+
    $5.190
    23.4°C/W
    BGA
    35mm
    10.01mm
    35mm
    -
    Aluminum
    1.38"
    0.394"
    1.38"
    -
    -
    578622B03200G
    BOYD 578622B03200G
    80K7973

    Data Sheet

    RoHS

    BOYD
    1. Heat Sink
    2. Square
    3. PCB
    4. Twin Channel
    5. Dual
    6. 13.2 °C/W
    7. TO-220
    8. 37.6 mm
    9. 25.4 mm
    10. 12.7 mm
    Each
    500+
    $3.750
    13.2°C/W
    TO-220
    37.6mm
    25.4mm
    12.7mm
    -
    Aluminum
    1.48"
    1"
    0.5"
    -
    -
    143-2
    WAKEFIELD THERMAL 143-2
    08C3134

    Data Sheet

    RoHS

    WAKEFIELD THERMAL
    1. Spring Assembly
    2. 143 Series Compression Clamp
    Each
    25+
    $125.180
    50+
    $120.370
    100+
    $117.960
    250+
    $109.130
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    143 Series
    624-35AB
    WAKEFIELD THERMAL 624-35AB
    08C3365

    Data Sheet

    RoHS

    WAKEFIELD THERMAL
    1. Heat Sink
    2. Square
    3. Black Anodized
    4. For Ball Grid Arrays
    5. Penguin Cooler
    6. Pin Fin Clip-On
    7. BGA
    Each
    500+
    $1.350
    -
    BGA
    21mm
    8.89mm
    21mm
    -
    Aluminum
    0.83"
    0.35"
    0.83"
    -
    -
    624-45AB
    WAKEFIELD THERMAL 624-45AB
    08C3370

    Data Sheet

    RoHS

    WAKEFIELD THERMAL
    1. Heat Sink
    2. Square
    3. Black Anodized
    4. For Ball Grid Arrays
    5. Penguin Cooler
    6. Pin Fin Clip-On
    7. BGA
    Each
    500+
    $1.830
    -
    BGA
    21mm
    11.4mm
    21mm
    -
    Aluminum
    0.83"
    0.449"
    0.83"
    -
    -
    7128DG
    BOYD 7128DG
    18M8245

    Data Sheet

    RoHS

    BOYD
    1. Heat Sink
    2. Square
    3. PCB
    4. Channel
    5. With Mounting Clip
    6. 19.2 °C/W
    7. TO-220
    8. 9.52 mm
    9. 27.94 mm
    10. 9.53 mm
    Each
    1+
    $3.940
    19.2°C/W
    TO-220
    9.52mm
    27.94mm
    9.53mm
    -
    Copper
    0.38"
    1.1"
    0.37"
    -
    -
    MC33274
    MULTICOMP PRO MC33274
    09R3159

    Data Sheet

    RoHS

    MULTICOMP PRO
    1. HEAT SINK
    Each
    1+
    $5.030
    100+
    $4.530
    250+
    $4.200
    500+
    $3.830
    1000+
    $3.540
    5.9°C/W
    TO-218, TO-220, TO-247
    35mm
    50mm
    25.6mm
    -
    -
    1.38"
    1.97"
    1.01"
    -
    -
    290-2AB
    WAKEFIELD THERMAL 290-2AB
    58F1361

    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
    1000+
    $0.569
    22°C/W
    TO-202, TO-218, TO-220
    30mm
    12.7mm
    25.4mm
    -
    Aluminum
    1.18"
    0.5"
    1"
    -
    -
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