SIW 11TES

SIW 11TES

SIW 11TES

Compact brine-to-water heat pump for indoor installation incl. domestic hot water preparation. 11 kW heat output. 170 l domestic hot water cylinder.

Compact design, high performance energy usage.

With a heat output of 11 kW, the SIW 11TES delivers an impressive performance in large living areas up to 250 sqm –, yet is also extremely compact and fits in any cellar. With the 170 litre domestic hot water cylinder integrated at the top in the heat pump, the compact design with a width of just 60 cm is retained.

  • Fast installation. Compact design with integrated components such as heating and brine circulating pump, as well as pressure gauge. Removable heat pump module for easy and safe transportation to the installation site.
  • Space-saving. Heating and 170 litre domestic hot water cylinder for even the tightest spaces.
  • Flexible. Can be expanded at any time to include passive cooling for efficient temperature control on hot days.
  • Really quiet. Thanks to the enclosed compressor chamber and free-swinging compressor base plate.
  • Future-orientated. Use of load-variable tariffs or self-produced PV-electricity possible: SmartGrid Ready.
  • Intelligent. Eligible for funding in existing buildings thanks to high efficiency. Suitable for use in new builds for compliance with the German federal energy efficiency ordinance (EnEV) and Renewable Energy Heat Act (EEWärmeG).
  • Economical. Highest efficiency class A++ for heating and top mark A for domestic hot water preparation.

Technical Data.

Energy efficiency class with 35 °C flow temperature: A++


Energy efficiency class with 55 °C flow temperature: A++


Heat output B0/W35: 10,5 kW


COP B0/W35: 5,0


Lower operating limit heat source (heating operation): -5 Grad


Upper operating limit heat source (heating operation): 25 Grad


Max. flow temperature: 62 Grad


Sound pressure level in 1 m: 31 dB(A)


Width: 590 mm


Height: 2000 mm


Depth: 734 mm


Weight: 287 kg


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