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Heatrod Elements

11" 3kW 1 ½ BSP Incoloy Immersion Heater DESTB 327

11" 3kW 1 ½ BSP Incoloy Immersion Heater DESTB 327

Regular price £46.29 GBP
Regular price Sale price £46.29 GBP
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11" Incoloy Domestic Immersion Heater

Example of applications

For use in water, in domestic applications


approved by NEMCO

Technical Spec

Number of Elements 1
Material Incoloy
Length (in) 11"
BSP 1 ½
Voltage (V) 240
Phase Connection 1
Loading (kW) 3kW
Thermostat length (in) 11"
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Product Information

Key features

- For use in water, in domestic applications
- Single thermostat pocket
- Large range of thermostats available
- product approved by NEMKO – certificate available on request

Technical data

- Material: Incoloy 800
- Loading: 3kW
- Element diameter: 8mm
- Head size (BSP): 1 ½"
- Temperature range: 70°C Max Op Trip, 80°C Safety (depends on fitted thermostat)
- Voltage: 240V 1-Phase
- Supplied with thermostat

This is a 3kw, 11inch immersed length DESTB327 Incoloy Immersion Heater complete with combined (operating & safety cut-out) plug-in thermostat and is typically used within standard unvented domestic water cylinders. The element is bonded to the brass flange with an environmentally friendly, WRAS approved, epoxy bond, making for more robust hydraulic and corrosion proof performance.

Installed products will often carry the ThermTec brand which is owned and manufactured exclusively by Heatrod Elements in Manchester. The DESTB327 can be used in all standard domestic water areas including normal use in hard water areas susceptible to limescale.

This immersion heater is most commonly fitted with Diamond-H WTS, Cotherm TSE00187, TSR00014 and Thermowatt RTS-3 dual function thermostats
See our "Thermostats" section for more details and to purchase these products.

The DESTB327 is designed to meet European Standards EN 60335-2-73:2003 +A1:06 + A2:09 used with EN 60335-1:2012 for the safety of electrical appliances that heat liquids for household and similar purposes. Testing has been carried out and the product approved by NEMKO - certificate available on request.

 How to Measure the BSP Thread size of your Immersion Heater:




Once you have measured the thread, use the table below to select the correct BSP size: