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Heatrae Sadia Spare Parts Specialists

Shop genuine Heatrae Sadia spare parts for fast, reliable repairs. From immersion heaters and thermostats to valves and expansion components, we stock trusted parts used by engineers across the UK.

All products are sourced from recognised manufacturers and held in stock for quick dispatch, helping you get systems back up and running without delay.

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Expert Guides & Advice

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Why Choose Heatraq

  • Blue shield icon with a white check mark on a white background

    Genuine Parts

    Trusted brands including Heatrae Sadia, Baxi, Zip Water and Redring

  • Blue delivery truck icon on a white background

    Fast UK Delivery

    Order before 2pm for next working day dispatch

  • Blue gear icon with a wrench inside on a white background

    Trade Trusted

    Used by engineers, installers and maintenance teams across the UK

  • Blue icon of a speech bubble with headphones on a white background

    Expert Support

    Helping you choose the right part for the job

Water Heaters & Spare Parts Supplier UK

Heatraq is a UK-based supplier of water heaters, immersion heaters and genuine spare parts for domestic and commercial installations. We stock a wide range of products from trusted manufacturers, including Heatrae Sadia, Baxi, Zip Water and Redring, helping engineers, installers and homeowners source reliable components quickly.

Our range includes point-of-use water heaters, undersink and oversink units, immersion heater elements, thermostats, valves and electrical components required for safe and efficient installation. Whether you are carrying out a repair, replacement or new installation, our product range is selected to support common hot water systems used across the UK.

With a focus on availability and fast dispatch, we prioritise in-demand products to ensure you can get the parts you need without unnecessary delays. Orders placed before 2 pm are available for next working day delivery, helping minimise downtime and keep projects moving.

Alongside our product range, we provide practical guidance through our blog, covering installation advice, product selection and troubleshooting. From choosing the correct immersion heater length to selecting the right switch or isolator, our content is designed to support both trade professionals and confident DIY users.

Browse our range of water heaters and spare parts or explore our application categories to find the right solution for your requirements.

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Frequently Asked Questions

Do you supply genuine hot water heater spare parts for brands like Heatrae Sadia, Baxi, Zip and Redring?

Yes — we supply genuine hot water heater spare parts from leading manufacturers including Heatrae Sadia, Baxi, Zip and Redring. Our range is continually expanding to include brands such as Ariston and Santon, helping you source reliable components for a wide range of domestic and commercial systems.

How do I find the correct spare part for my hot water heater or immersion heater?

You can identify the correct spare part by checking the model number, original part reference, or key specifications such as power rating, size and connection type. If you're unsure, our expert team can help you identify the right immersion heater or water heater spare part quickly and accurately.

Do you offer next day delivery on hot water heater spare parts?

Yes — we offer next working day delivery on hot water heater spare parts for all orders placed before 2pm, subject to stock availability. This helps minimise downtime and restore hot water as quickly as possible.

Do you hold stock in the UK for fast dispatch?

Yes — we hold UK stock of a wide range of immersion heater and water heater spare parts, allowing for fast dispatch and reliable delivery across the UK.

Why should I use genuine spare parts for my water heater?

Using genuine water heater spare parts ensures correct fit, safe operation and long-term reliability. Non-genuine alternatives can lead to poor performance, reduced lifespan or potential damage to your system.

What hot water heater spare parts do you stock?

We supply a wide range of hot water heater spare parts and immersion heater components including elements, thermostats, control units, gaskets, seals, valves and safety devices. Our range supports both domestic and commercial applications.

Can replacing a part fix a hot water heater that’s not working?

In many cases, yes. Common issues such as no hot water, inconsistent temperatures or overheating can often be resolved by replacing faulty components like thermostats, immersion heater elements or valves.

Do you supply spare parts for older or discontinued water heaters?

Yes — we specialise in sourcing hard-to-find and discontinued water heater spare parts where available. If your system is older, we can often recommend a compatible replacement or alternative solution.

Do you provide technical support for diagnosing hot water system faults?

Yes — we don’t just sell parts. Our team can help diagnose common hot water and heating system faults and recommend the correct spare part, saving time and avoiding unnecessary replacements.

Why choose Heatraq for hot water heater spare parts?

Heatraq combines genuine parts, technical expertise and fast UK delivery. We help customers quickly identify the right spare part, minimise downtime and keep hot water systems running efficiently.