STIEBEL ELTRON Stiebel Eltron Comfort Instantaneous Water Heater DHB 18/21/24 ST Trend, 18/21/24 kW, 400V – 204202

The comfort instantaneous water heater supplies hot water to several draw-off points simultaneously. The closed, pressure-resistant appliance can be used with all commercially available pressure fittings. COMFORT FEATURES: The desired temperature is precisely maintained up to the maximum output by the 3i technology. The stepless rotary control is equipped with a temperature scale. For under-sink installation, the appliance cover and control unit can be rotated. EFFICIENCY: Saves up to 30% energy and water through electronic power control. Suitable for preheated water. INSTALLATION: Quick installation using the Profi Rapid installation system. Common instantaneous water heaters can be easily replaced. Wall unevenness and drill hole deviations are compensated for by the universally applicable mounting rail, which takes into account standard fastening points. Quick, universal water connection thanks to the enlarged connection space with swivel cold water inlet. Water screw connections and double nipple connections ensure problem-free replacement. The appliance can be installed surface-mounted or flush-mounted and is also suitable for plastic piping systems (observe manufacturer's specifications). Easy mains connection from above or below, an insertion aid for electrical cables is available. Fault analysis via LED diagnostic traffic light. The internal assembly can be removed with one hand. SAFETY: Fast bare-wire heating system for hard and soft water. Multi-stage, electronic safety concept with air detection and safety temperature limiter. A qualified technician can activate scald protection or child safety.