ATTENTION THE BOILER IS SUPPLIED WITH METHANE. FOR CONVERTING TO LPG, CONTACT THE AUTHORIZED ASSISTANCE SERVICE IN ADVANCE Junkers Bosch Open Chamber Boiler Cerastar 18 kw zwr 18-7 ke 23 NOx 6 Code 7736900324 TECHNICAL FEATURES Declared load profile S Energy efficiency class C Water heating energy efficiency class A Rated thermal power Prated kW 18 Annual energy consumption (average climate conditions) QHE kWh - Annual energy consumption QHE GJ 44 Annual electricity consumption AEC kWh 27 Annual fuel consumption AFC GJ 4 Seasonal space heating energy efficiency ηS % 77 Water heating energy efficiency ηwh % 43 Sound power level within LWA dB 46 Useful thermal power At rated heat output and high-temperature regime P4 kW 18.2 At 30 % of rated heat output and low temperature regime P1 kW 5.4 Efficiency At rated heat output and high-temperature regime η4 % 81,1 At 30 % of rated heat output and low-temperature regime η1 % 81,0 Auxiliary electricity consumption At full load elmax kW 0.020 At partial load elmin kW 0.019 In stand-by mode PSB kW 0.007 Other items Heat loss in stand-by Pstby kW 0.177 Ignition burner power consumption Pign kW - Nitrous oxide emissions (for gas and fuel oil only) NOx mg/kWh 22 Other items for combination heaters Daily electricity consumption (average climatic conditions) Junkers Bosch CERASTAR boiler Environmentally friendly and NOx class 6 The Cerastar conventional boiler uses the best technologies to respect the environment. In fact, thanks to its components, the level of polluting emissions is reduced, following the new ErP 2018 regulation. Management via EasyControl smart thermostat The boiler can be controlled via the Bosch EasyControl smart thermostat. The new regulator that allows you to manage home heating directly from your smartphone and that simply adapts to your habits. Zero noise, zero stress The Cerastar boiler is among the quietest in its category, in fact with its 46 decibels (18 kW Cerastar) it will allow you to use all its functions in silence. Hot water, when you want it The Cerastar boiler achieves 3 stars in sanitary comfort according to European standards EN13203-1/2 and allows you to use domestic hot water when you wish. The boiler's Comfort function offers you the possibility of preheating the water, by programming the appliance at specific times based on your routine. The Eco function, on the other hand, is designed to save energy and have a lower impact on bill costs. Product Warranty The warranty on this item is 24 months from the date of purchase.

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