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GECKO
Ref : A-000000-0e504

Heater IN.THERM 2kW / 3.8kW / 4kW

In Stock
599,00 €
502,88 £
Delivery Worldwide delivery
  • 100% compatible parts
    100% compatible parts

  • Warranty - 2 years
    Warranty - 2 years

Technical characteristics

GECKO IN.THERM 2kW / 3.8kW / 4kW heater

Intelligent system that allows water to be heated remotely and does not require any maintenance.
4kW model replaced by 3.8kW model
Smart water heater of which we have integrated electronics inside the power module. It includes a temperature probe integrated and a new water flow detection function that eliminates installation of a pressure switch. The In.therm heater controls levels power through a single element, thus extending its life by heating at high power only when required. No adjustment is necessary and gives you rock-solid reliability.


References of IN.THERM heater models :
  • 2kW model GECKO reference: 0603-421003 (Old reference: 0603-421002)
  • 3.8kW model GECKO reference: 0603-421005
  • 4kW model GECKO reference: 0603-421001 (Replaced by the model 3.8kW)


3 models : 2kW / 3.8kW / 4kW (not available)

Product dimensions :
  • Width 275 mm
  • Depth 185 mm
  • Height 52 mm
Minimum flow of the circulation pump of 66 liters per minute
Recurring failures on the heaters :

  • Overvoltage on resistance
  • Resistance overheating
  • Resistor causing a short circuit


Pipe connection


The heater is connected directly to a 2 "(60mm outside) or on a 1.5 "(48mm) pipe

Supplied without fittings.

2'' pipe fittings (for 2 '' pipe either & nbsp; 60 mm outside)
Fitting also available in 1.5'' (for 1.5 '' or 48 mm)

You can also reuse your old pipe fittings if these are still functional. If your piping differs, access our range Fittings and Union in order to find the fitting matching your piping


Compatible with


Gecko control boxes IN.XM / XM2 and IN.XE
Equivalent products
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