VIESSMANN KRH Tetramatik 7420 365-H Heating Control Device with Digital Switch, Boiler Sensor and Pedestal, Tested, 100% Functional, Top Condition : Amazon.de: DIY & Tools
VIESSMANN Best.NR: 7450750, Vitotronic 200, heating control with all cables and sensors/sensors, type: KW2 manufacturer's NR./serial no: 7450750 125887108 with boiler sensor and cable, tested : Amazon.de: DIY & Tools
Viessmann Electronic Box Control Box Type Art Nr VI 7403 690 Trimatik : Amazon.de: DIY & Tools