Collection: Immersion Heater Components

Find the correct immersion heater components for Heatrae Sadia, Baxi and compatible hot water systems. This category brings together the core parts required to maintain, repair, or upgrade immersion heating systems used in domestic and commercial cylinders. From heating elements and thermostats to complete element plate assemblies, every component is selected for compatibility, safety, and long-term reliability.

All parts supplied by Heatraq are sourced directly from trusted manufacturers and designed to meet UK compliance standards. Whether you’re diagnosing a fault, replacing a failed component, or carrying out planned maintenance, our range supports installers, facilities teams, and informed homeowners with dependable, genuine replacement parts.

Shop by component type:

• Immersion Heaters – Replacement elements in copper, Incoloy and titanium
• Immersion Thermostats – Temperature controls and safety cut-outs
• Immersion Heater Plate Assembly – Ready-to-fit plate and element units

Not sure what you need? Start with Immersion Thermostats for temperature issues, Immersion Heaters for no-hot-water faults, or a Plate Assembly if the fixing plate is corroded or you want a complete swap.