Viessmann 100 WB1A 18kW 24kW Boiler Temperature Sensor MPN 7819967- New

Part Number: 7819967. WB1A Series. 100 WB1A 18kW Heat Only –GC No. 41-819-12. 100 WB1A 24kW Combi –GC No. 47-819-04. 100 WB1A 24kW Heat Only –GC No. 41-819-10. 100 WB1A 24kW System –GC No. 41-819-09. 100-W WB1A 30kW Combi –GC No. 47-819-05.

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