ALPHA High-Efficiency Heat Sinks

Alpha offers one of the best overall selections of heatsinks that are ideal for nearly any LED lighting application. Our selection of 200 different sizes and types of heatsinks includes designs that are optimized for both natural convection and forced air cooling. Cold-forged, single-piece construction ensures the highest possible thermal performance in the smallest package.

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  25 mm Square x 10 mm High Alpha Heat Sink - 17.75 °C/W

  Part ID: N25-10B

  Regular Price: $4.97 /ea

  Current Stock: 18

  Additional Stock: 10 days

  Quantity discounts are available for this product. Click for details.
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  25 mm Square x 15 mm High Alpha Heat Sink - 15.5 °C/W

  Part ID: N25-15B

  Regular Price: $4.97 /ea

  Current Stock: 46

  Additional Stock: 12 days

  Quantity discounts are available for this product. Click for details.
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  25 mm Square x 10 mm High Alpha Heat Sink - 17.8 °C/W

  Part ID: LPD25-10B

  Regular Price: $4.97 /ea

  Current Stock: 20

  Additional Stock: 14 days

  Quantity discounts are available for this product. Click for details.
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  40 mm Round x 30 mm High Alpha Heat Sink - 7.9 °C/W

  Part ID: CN40-30B

  Regular Price: $7.07 /ea

  Current Stock: 15

  Additional Stock: 14 days

  Quantity discounts are available for this product. Click for details.
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  40 mm Round x 20 mm High Alpha Heat Sink - 9.5 °C/W

  Part ID: CN40-20B

  Regular Price: $6.68 /ea

  Current Stock: 23

  Additional Stock: 12 days

  Quantity discounts are available for this product. Click for details.
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  30 mm Square x 25 mm High Alpha Heat Sink - 10.1 °C/W

  Part ID: LPD30-25B

  Regular Price: $6.30 /ea

  Current Stock: 11

  Additional Stock: 14 days

  Quantity discounts are available for this product. Click for details.
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  50 mm Square x 25 mm High Alpha Heat Sink - 4.7 °C/W

  Part ID: N50-25B

  Regular Price: $7.26 /ea

  Current Stock: 0

  Additional Stock: 15 days

  Quantity discounts are available for this product. Click for details.
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  19 mm Square x 10 mm High Alpha Heat Sink - 21.1 °C/W

  Part ID: LPD19-10B

  Regular Price: $4.58 /ea

  Current Stock: 3

  Additional Stock: 14 days

  Quantity discounts are available for this product. Click for details.
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  25 mm Square x 20 mm High Alpha Heat Sink - 13.7 °C/W

  Part ID: LPD25-20B

  Regular Price: $5.16 /ea

  Current Stock: 13

  Additional Stock: 11 days

  Quantity discounts are available for this product. Click for details.
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  50 mm Square x 25 mm High Alpha Heat Sink - 5.3 °C/W

  Part ID: LPD50-25B

  Regular Price: $7.26 /ea

  Current Stock: 12

  Additional Stock: 14 days

  Quantity discounts are available for this product. Click for details.
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  19 mm Square x 4 mm High Alpha Heat Sink - 25.3 °C/W

  Part ID: LPD19-4B

  Regular Price: $4.58 /ea

  Current Stock: 14

  Additional Stock: 14 days

  Quantity discounts are available for this product. Click for details.
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  40 mm Round x 40 mm High Alpha Heat Sink - 6.9 °C/W

  Part ID: CN40-40B

  Regular Price: $7.44 /ea

  Current Stock: 9

  Additional Stock: 15 days

  Quantity discounts are available for this product. Click for details.
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  40 mm Round x 45 mm High Alpha Heat Sink - 6.5 °C/W

  Part ID: CN40-45B

  Regular Price: $7.63 /ea

  Current Stock: 19

  Additional Stock: 11 days

  Quantity discounts are available for this product. Click for details.
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  25 mm Square x 25 mm High Alpha Heat Sink - 12.2 °C/W

  Part ID: LPD25-25B

  Regular Price: $5.34 /ea

  Current Stock: 6

  Additional Stock: 10 days

  Quantity discounts are available for this product. Click for details.
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  70 mm x 130 mm Rectangular 40 mm High Alpha Heat Sink - 1.4 °C/W

  Part ID: N13070-40B

  Regular Price: $29.21 /ea

  Current Stock: 11

  Additional Stock: 9 days

  Quantity discounts are available for this product. Click for details.
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  19 mm Square x 15 mm High Alpha Heat Sink - 19.2 °C/W

  Part ID: LPD19-15B

  Regular Price: $4.78 /ea

  Current Stock: 17

  Additional Stock: 13 days

  Quantity discounts are available for this product. Click for details.
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  19 mm Square x 10 mm High Alpha Heat Sink - 21.0 °C/W

  Part ID: N19-10B

  Regular Price: $4.58 /ea

  Current Stock: 7

  Additional Stock: 10 days

  Quantity discounts are available for this product. Click for details.
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  50 mm Square x 30 mm High Alpha Heat Sink - 4.8 °C/W

  Part ID: LPD50-30B

  Regular Price: $7.82 /ea

  Current Stock: 11

  Additional Stock: 11 days

  Quantity discounts are available for this product. Click for details.
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  50 mm Round x 45 mm High Alpha Heat Sink - 4.9 °C/W

  Part ID: CN50-45B

  Regular Price: $8.40 /ea

  Current Stock: 11

  Additional Stock: 10 days

  Quantity discounts are available for this product. Click for details.
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  70 mm Square x 15 mm High Alpha Heat Sink - 4.1 °C/W

  Part ID: LPD70-15B

  Regular Price: $14.12 /ea

  Current Stock: 9

  Additional Stock: 14 days

  Quantity discounts are available for this product. Click for details.