Why choose an OEM fan blade over a universal alternative

The red/black color coding ensures fast identification during field maintenance or multi-stage pressure swaps

Compatible with multiple control protocols

drop-in solution for restoring system safety protocols

The 0881263 includes high-quality elastomers and springs designed to withstand fluctuating supply pressures and water hammer

Viessmann 7868810 Pressure Switch 326058-757 Why choose an OEM fanThe Viessmann 7868810 Air Pressure Switch is an essential safety component engineered for precision monitoring of combustion air and flue gas flow within high efficiency heating systems. This differential pressure switch integrates a factory calibrated 131A cable assembly, ensuring seamless communication with the burner control unit. By detecting minute changes in static or differential pressure, the 7868810 ensures that the inducer fan is providing