Commutateur été-hiver Viessmann 7370466

Summer-Winter switch Viessmann (art. 7370466) is an original control element designed for Viessmann gas boilers. It provides simple and reliable switching between winter and summer operating modes of the heating system, allowing optimization of energy consumption depending on the season. Main features: Part number: 7370466 Purpose: Switching between winter (heating + DHW) and summer (DHW only) modes Compatibility: Viessmann Vitopend 100-W WH1D boilers and other models Installation type: Built-in control element Manufacturer: Viessmann (Germany)