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The Siemens RVS21.826/109 weather-compensated controller is designed for single-stage heat pumps with modulation. More information
Delivery to Belgium (days are avarages)
DHL Express: 1.2 workdays, € 16,94
| Built-in actuator | No |
| Communication | Yes |
| DHW Heating | Yes |
| Sensors | No |
| Weight | 0.17 kg |
The Siemens RVS21.826/109 weather-compensated controller offers extensive control and regulation options. It allows the connection of both wired and wireless devices, such as room sensors, outdoor sensors, and more. The controller itself does not have any control elements. Operation and settings are carried out using supplementary devices, which can also communicate wirelessly. It supports ground-water, water-water, and air-water systems (including defrosting).
The SVS connection terminals are supplied separately.
residential and multifunctional buildings with a heat pump
buildings with central heating
heating systems with radiators, convectors, underfloor, ceiling, and radiant systems
types of heat sources: single-stage heat pumps (two-stage with expansion module)
We respond to your product queries as quickly as possible, usually within 24 hours.
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