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Instantaneous Water Heaters – Hot Water When You Need It

Instantaneous water heaters bring hot water on demand—no storage tank needed, allowing heat only when it’s required. These units shine in environments like small flats, en-suites, washrooms, or home offices where quick access to hot water matters but space is tight.

Engineered for responsiveness, these heaters activate instantly when a tap or shower is turned on and cease heating when flow stops. This design means you don’t pay for keeping water hot all day. The result? Less waiting, reduced heat loss, and smarter energy usage overall.

Compact construction lets you position these units close to the point of use. That means reduced pipe runs, less energy lost to transmission, and more flexibility during installation. Many models integrate temperature control and safety mechanisms—like built-in overload protection—so users enjoy both practicality and peace of mind.

Particularly suited to retrofit projects or modern compact builds, these units simplify installation while still delivering a powerful hot water supply where needed. Whether you're upgrading a wet room, adding a secondary bathroom, or just avoiding the bulk of traditional boilers, our Instantaneous Water Heaters deliver immediate convenience and efficient performance.

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    Stiebel Eltron

    Stiebel Eltron 238159 DCE-X 10/12 Premium Compact Instantaneous Water Heater IP25 12kW

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    Stiebel Eltron

    Stiebel Eltron 236447 DHC-E 8/10 Set Compact Instantaneous Water Heater IP24 9.6kW

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    Stiebel Eltron

    Stiebel Eltron 238158 DCE-X 6/8 Premium Compact Instantaneous Water Heater IP25 8.0kW

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    Stiebel Eltron

    Stiebel Eltron 238153 DCE-S 6/8 Plus Compact Instantaneous Water Heater IP25 8.0kW

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    Stiebel Eltron

    Stiebel Eltron 238154 DCE-S 10/12 Plus Compact Instantaneous Water Heater IP25 12kW

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    Stiebel Eltron

    Stiebel Eltron 236462 DEM 4 Set Mini Instantaneous Water Heater

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    Stiebel Eltron

    Stiebel Eltron 236450 DHM 3 Set Mini Instantaneous Water Heater

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    Stiebel Eltron

    Stiebel Eltron 203866 DHB-E 18/21/24 LCD Set Comfort Instantaneous Water Heater (3 Phase) IP25 24kW

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    Stiebel Eltron

    Stiebel Eltron 203850 DEM 6 Set Mini Instantaneous Water Heater + 1x WSH 20 Sensor Taps

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    Stiebel Eltron 203851 DEM 4 Set Mini Instantaneous Water Heater + 1x WSH 20 Sensor Taps

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    Stiebel Eltron

    Stiebel Eltron 203852 DEM 3 Set Mini Instantaneous Water Heater + 1x WSH 20 Sensor Taps

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    Stiebel Eltron

    Stiebel Eltron 236463 DEM 6 Set Mini Instantaneous Water Heater

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    Stiebel Eltron

    Stiebel Eltron 236584 DEM 3 Set Mini Instantaneous Water Heater

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    Stiebel Eltron

    Stiebel 236452 Eltron DHM 6 Set Mini Instantaneous Water Heater

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    Stiebel Eltron

    Stiebel Eltron 236451 DHM 4 Set Mini Instantaneous Water Heater

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    Stiebel Eltron

    Stiebel Eltron 203848 DCE-S 10/12 Plus IP25 12kW Compact Instantaneous Water Heater+ 2xWSH 20 Sensor Taps

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    Stiebel Eltron

    Stiebel Eltron 203849 DCE-S 6/8 Plus IP25 8.0kW Compact Instantaneous Water Heater+ 2xWSH 20 Sensor Taps

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    Stiebel Eltron

    Stiebel Eltron 236448 DHC-E 12 Set Compact Instantaneous Water Heater IP24 12kW

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    Stiebel Eltron

    Stiebel Eltron 203865 DHB-E 27 LCD Set Comfort Instantaneous Water Heater (3 Phase) IP25 27kW

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    Stiebel Eltron

    Stiebel Eltron 204285 DHE 27 Set Comfort Instantaneous Water Heater (3 Phase) IP25 27kW

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    Stiebel Eltron

    Stiebel Eltron 204284 DHE 18/21/24 Set Comfort Instantaneous Water Heater (3 Phase) IP25 24kW

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