Heatrae Sadia 95110901R 11" Superloy 3kW Immersion Heater with RDT Thermostat

Genuine Heatrae Sadia 95110901R 11" Superloy 3kW Immersion Heater with RDT Thermostat

The Heatrae Sadia 95110901R is a genuine 11-inch Superloy 3kW immersion heater supplied complete with an RDT thermostat. Designed for use in hot water cylinders operating in challenging water conditions, this immersion heater provides reliable heating performance while offering enhanced resistance to corrosion.

Featuring a Superloy heating element, the 95110901R is particularly suitable for installations located in aggressive water areas where standard copper immersion heaters may experience reduced service life. The included RDT thermostat provides accurate temperature control and helps maintain safe, efficient operation.

Manufactured to original Heatrae Sadia specifications, this genuine replacement immersion heater delivers dependable performance for both domestic and commercial hot water applications.

Key Features

• Genuine Heatrae Sadia immersion heater
• Part number: 95110901R
• 11-inch immersion element
• 3kW power output
• Superloy construction for aggressive water conditions
• Supplied complete with RDT thermostat
• Reliable temperature control
• Suitable for replacement and maintenance projects
• Original manufacturer specification

What Is a Superloy Immersion Heater?

Superloy immersion heaters are designed to offer improved resistance to corrosion when compared with standard copper elements.

Benefits include:

• Enhanced durability in aggressive water areas
• Improved resistance to scale and corrosion
• Longer service life
• Reduced maintenance requirements
• Reliable long-term performance

Where water quality is known to affect standard immersion heaters, a Superloy element is often the preferred solution.

Why Choose an 11-Inch Immersion Heater?

An 11-inch immersion heater is commonly used where the cylinder design requires a shorter heating element while still delivering effective water heating performance.

Benefits include:

• Suitable for a wide range of cylinders
• Faster and simpler replacement
• Efficient heat transfer
• Reliable hot water recovery
• Direct replacement for existing 11-inch elements

When replacing an immersion heater, it is important to match the original element length wherever possible.

Supplied with Genuine RDT Thermostat

The included RDT thermostat regulates water temperature automatically and helps protect the cylinder from overheating.

The thermostat works alongside the heating element to:

• Maintain consistent water temperatures
• Improve energy efficiency
• Support safe operation
• Reduce unnecessary heating cycles

Common Reasons for Replacement

Replacement may be required if:

• The immersion heater is no longer heating water
• The element has failed electrically
• The thermostat is faulty
• The unit trips the electrical supply
• Corrosion or scale has damaged the existing element
• A complete heater and thermostat assembly is preferred during servicing

Genuine Heatrae Sadia Quality

Using a genuine Heatrae Sadia immersion heater helps ensure:

• Correct fitment
• Reliable operation
• Manufacturer-approved compatibility
• Accurate thermostat performance
• Long service life

Choosing the Correct Superloy Immersion Heater

Superloy immersion heaters are designed for installations where enhanced corrosion resistance is required. Available in multiple lengths, they provide a reliable solution for aggressive water conditions while helping to maximise immersion heater lifespan.

When replacing an existing immersion heater, it is important to match:

• Element length
• Power rating
• Thread size
• Thermostat specification

Installing the correct immersion heater helps ensure efficient heat distribution and reliable hot water performance.

If you're unsure which immersion heater length your cylinder requires, read our guide: What Length Immersion Heater Do I Need? 11", 14", 27" & 36" Explained.

The Superloy Range

• 11" Superloy 3kW Immersion Heater with RDT Thermostat (95110901R)
• 27" Superloy 3kW Immersion Heater with RDT Thermostat (95110905R)
• 36" Superloy 3kW Immersion Heater with RDT Thermostat (95110907R)

Always check your existing immersion heater specification before ordering.

Technical Specifications

Suitable for Aggressive Water Areas

If your existing immersion heater has failed prematurely due to water quality, a Superloy element may provide a more durable alternative to a standard copper immersion heater.

You can also browse our Immersion Heaters collection for additional genuine Heatrae Sadia immersion heaters, thermostats and replacement components.