The Stratos Eco replaces the ProfiStar model. For circulating hot water, the Stratos Eco Z replaces the Star-ZE.
Both these new pumps can be specified and used just like their electronic predecessors.
The starting torque is said to be three times higher than any previous small heating pump. There is also a new filter upstream of the cartridge and anti-blocking software, so that pumps start and run reliably.
These pumps have an insulating shell as standard. Other standard features include an automatic temperature-reduction program (Autopilot) and the adjustment of the set point with the aid of a red button.
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