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AeWare IN.THERM 3.8kW Remote Heater

AeWare IN.THERM 3.8kW Remote Heater
 AeWare IN.THERM 3.8kW Remote HeaterAeWare IN.THERM 3.8kW Remote Heater 
Our Price:  £495.00

(Inc. 20% VAT)

Quick Find Code:  30035



No stock, delayed despatch


  • 3.8kw Version
  • Quality Original Part
  • Quick and Easy to Replace
  • Plug and Play

Made by Gecko - Aeware

in.therm 3.8kw Intelligent Remote Water Heater

This is an advanced water heater with no changable internal parts designed for the in.xe Aeware control system and comes complete and ready to install with both the power and control cables already attached.

It is designed to be easily and quickly installed and totally maintenance free.

If the heater is faulty it will come up with a RHNF related error code, to confirm it is the heater, remove the filter, reset the controller inside the heater and switch the hot tub on and off, if the same code exists replace the heater unit.

No spares are available for this hot tub heater, it is is a fully enclosed 1 piece unit.

(Please see other listings for the 2kw version of this heater).

Related Products

Product Specification

Manufacturers Code

MPN:  0603-421005

Product Attributes

Quick Find Code:  30035
Brand:  Gecko
Make & Model:  0603-421005
Length (cm):  36.8
Width (cm):  11.4
Height (cm):  12.7
Material Type:  Stainless Steel
KW:  3.8

Please note all Hot tub Parts sold are UK Spec, which means designed for 230 V at 50Hz

The following manuals are available for this product


Need More Detail?

At Hot Tub DIY we want to make it as easy as possible for you to repair or build your hot tub, the following guides relate to this product.

For a full list of guides please go to our Articles page and choose a section : Hot Tub Help Articles

Hot Tub Heater Guides

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Delivery Information

Our Delivery Companies

We’ve reduced many of the delivery charges and now offer a better range of options linked to the value of your order. Plus we have included free packaging and handling for all orders.

Some larger Items

Some larger items (for example hot tub covers) come with a delivery surcharge, these are individual costs that only apply to these specific items. Detail of the costs are on the specific item pages and appear in the postage cost.

Liquids and Chemicals

Please note we cannot send liquids and chemicals to anywhere other than main land UK due UK and international Chemical handling laws.

England and Wales

Next Day Delivery

England and Wales (if ordered before 12:00 (12am) Signed Courier service - £9.00

Orders placed before 12 Mid Day will arrive the next working day via courier excluding Saturday, Sunday and bank holidays

Deliver method either APC or DPD.

Standard 2-4 days delivery

Delivery England and Wales Only - Cost £6.50 (under £50) - Free on orders over £50

Delivery by UPS or APC


All other items and areas

The standard charges have been set high to cover extra cost on postage to other areas, so please get in touch for a quotation.

Scottish Highlands & Islands - £20 (call/email for cheaper delivery via Royal Mail)
Northern Ireland and Isle of Man - £26.40 (call/email for cheaper delivery via Royal Mail)
Southern Ireland - £18.00 (call/email for cheaper delivery via Royal Mail)
Channel Island - £47.00 (call/email for cheaper delivery via Royal Mail)
Please Call or Email if you are outside these areas

Europian Delivery

The following areas take between 2 -5 days to deliver.

Inside Europe A Austria, Belgium, Denmark, France, Germany, Luxembourg, Netherlands - £14
Inside Europe B Czech Republic, Estonia, Finland, Hungary, Italy, Poland, Portugal, Slovakia, Slovania, Spain, Sweden - £29 (call/email for cheaper delivery options)
Inside Europe C All other please get in touch. - £ ?
Please Call or Email if you are outside these areas

Want more detail or help on a AeWare IN.THERM 3.8kW Remote Heater?

Free advice on hot tub parts

Please feel free to ask any questions about this product or other hot tub related items including how to repair, replace and test this item or any other items.

Telephone: 01209 808343


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Please note all Hot tub Parts sold are UK Spec, which means designed for 230 V at 50Hz

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