About GD Rectifiers. Engineers around a table discussing product ideas. Technical Support by GD Rectifiers.

Technical Support

We're committed to providing customers with the very best products
and offering an exceptional service

Unbeatable Technical Support – when you need it most

From system failures, component shortages and obsolescence to refurbishment projects, we are here to support you. We offer expert advice tailored to your needs and application, from sourcing components and working on R&D projects to providing custom designed solutions.

Direct access to our team

Shop with confidence knowing that you’ll speak to the same sales and technical representatives from your initial enquiry right the way through to delivery and after sales support. We pride ourselves on the technical support and knowledge sharing service that we offer to customers, providing expertise and direct access to all of our teams.

Initial Enquiry
Design & Prototyping Support
Production & Delivery
After Sales Support

Contact Us

We are proud of our reputation as the go-to custom power specialist and we’re committed to providing you with the help you need. Have a question for a member of our team? Get in touch and discover how we can work together.


Our sales team are here to help and ready to assist you. Contact us for product information, quotes, delivery updates and component obsolescence support.


Are you working to a customer drawing and would like to discuss your heatsink or power assembly requirements in more detail? Contact our engineering team for assistance.


Our Accounts team can help with setting up new accounts, invoicing, payment terms and information and existing customer account details.


Interested in GD Rectifiers distributing your products? For advertising and promotional opportunities, please email our Marketing team.

01444 243 452
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Supporting Customers For Over 50 Years

Alongside distributing electronic components for some of the world’s leading brands, we also partner with customers to help solve their design challenges. Whether you’re looking for a problem solving solution, or expertise in designing a new product to market, our friendly and experienced team can help.

Component Sourcing

With access to more than 150 products from over 20 of the world’s leading manufacturers, we’re confident we can source the components you need.

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Component Obsolescence

We share product discontinuation notices and technical changes to our customers. As a dual-supplier, we can offer alternative products to customers from other suppliers within our portfolio or work with the OEM to design in a new product.

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Heatsink Design & Selection

Providing CAD drawings, customised profiles, tooling designs and a vast range of finishing options, we work with you to deliver the right heatsinks for your project.

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Power Assembly Design & Selection

Offering standard and bespoke configurations of diode, IGBT, thyristor and MOSFET power stacks complete with high density bonded fin technology, extruded heatsinks and liquid cold plates.

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Traction Refurbishments

We offer a repair and replacement service for faulty or aging semiconductor rectifiers, converters, inverters and regulators, helping you get your equipment back up and running when your rectifier breaks down.

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R&D Projects

Partnering with customers to help design and manufacture cutting edge products for new projects and technologies.

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Custom Designed Solutions

No two projects are ever the same, which is why we partner with customers to offer a tailor designed solution.

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Get in touch

Need help with your enquiry or want to learn more about our products and services before placing an order? Get in touch with our team today to find out more.