Heatsinks in Stock

Choose from one of the 50+ profiles we have in stock to receive quick, next day delivery.

Our in stock profiles can be modified and reduced in size to suit your application.

Please note we are still adding products to our new website. Can't see the product you need? Contact us on 01444 243 452 / enquiries@gdrectifiers.co.uk

Expert technical support

Design Inspiration, whenever you need it

Custom & flexible ordering

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  • PS092 heatsink
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  • PS125 heatsink
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  • PS136 Heatsink Image
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  • PS140 heatsink
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  • PS141 Multipurpose Heatsink
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  • PS154 Heatsink Image
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  • Heatsink PS156 by GD Rectifiers
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  • PS175 heatsink
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  • PS176 heatsink
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  • PS185 Heatsink by GD Rectifiers
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  • PS189 Heatsink Image
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  • PS190 heatsink
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  • PS200 heatsink
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  • PS218 heatsink
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  • PS220 Heatsink by GD Rectifiers
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  • PS240 heatsink
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  • PS241 Heatsink Image
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  • PS249C heatsink
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  • PS250 Heatsink by GD Rectifiers
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  • PS257 Heatsink by GD Rectifiers
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Showing 1–20 of 59 results

Heatsink Specialists

Whether you’re looking for one-off prototypes for personal, commercial, or educational use, or if you’re working on a large-scale project and need a full production run of heatsinks, we are here to help.

Contact us

Aluminium Heatsinks

Proudly manufactured in the UK since 2007

GD Rectifiers is the UK’s leading manufacturer of standard and custom designed aluminium heatsinks, heatsink accessories and heatsink assemblies. Supplying an extensive range of aluminium heatsinks to some of the world’s leading manufacturers and distributors within the electronics industry, including automotive, solar, rail, marine, electrical and industrial markets.

With over 160 profiles available, including 50 profiles in stock, we offer a broad range of extruded heatsinks that range in size and thermal performance and we machine the largest range of heatsinks suitable for stud, modules and capsule semiconductors plus high power LED applications from our factory in Burgess Hill, West Sussex (UK). Our heatsinks are durable, sturdy, offer exceptional value and are made from high-quality aluminium.

Our heatsinks are available in a wide range of electroplating and metal finishing options, including natural, clear, black and red anodised finish, powder coating, alocrom, electroless nickel, bright nickel, zinc and clear passivate and bright tin. If you require a finishing option that is not listed please contact us to discuss your requirements.

Aluminium is the industry’s preferred material for heatsinks and is an excellent conductor of heat. GD Rectifiers’ aluminium heatsinks offer good thermal and electrical conductivity, low density, low weight, high strength, excellent corrosion resistance, are non-magnetic and easy to recycle and machine.

Alongside our standard heatsink range, we work closely with customers to create customised heatsinks that are thermally efficient, cost-effective and delivered on a short lead time.

Experts in standard and custom designed heatsinks, our customers benefit from having the manufacturing process in-house, offering a wide selection of precision aluminium heatsinks readily available in stock, at unbeatable prices and on a next day delivery service.

Offering a full service from design to production, technical support and fast delivery, GD Rectifiers is recognised as the UK’s leading heatsink supplier.

Custom Designed Heatsinks

We can work with you to design a custom heatsink for your application. Whether you already know exactly what you need, or would benefit from receiving guidance from our technical team on the most suitable and cost-effective cooling solution, including new technologies and R&D projects, get in touch with our team to see how we could work together.

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