Identification of this unit
The NOX indication and the B/1 variant should be retained when searching for cutting; no omits when requesting the Replacement part.

PCB Saunier Duval THEMAFAST NOX F30 B/1. Spare part reconditioned. Contrast the PCB code, its revision and connectors; sharing Boiler model is not enough to confirm equivalence. The photograph shows the back of the Circuit and a line of connections in its contour.
The PCB coordinates functions of the equipment through its inputs, outputs and circuits of Control. To choose a Replacement part, it is interesting to identify the complete revision and how it connects to the Boiler, in addition to the commercial name.
Choose a photo of your part to view it beside this unit. Compare the labels, connectors and mounting points from the same angle.
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Application listed on this product page: PCB Saunier Duval THEMAFAST NOX F30 B/1. The service reference in the parts diagram and identification of installed Part must match the appliance variant. The Boilers family name does not establish compatibility with other versions.
No models are documented for that search.
If identification does not match, consult before purchasing.
The NOX indication and the B/1 variant should be retained when searching for cutting; no omits when requesting the Replacement part.
A Boiler that does not boot may have a power problem, sensors or other components. The diagnosis must precede the replacement of the Control board.
We repair boilers in Madrid and the surrounding areas. Installation is arranged separately from the purchase of the part.
No. The applicable reference, revision and configuration provided by the manufacturer for the equipment must also coincide. The appearance and connectors help to rule out differences, but do not replace that identification.
The photograph shows the back of the Circuit and a line of connections in its contour. The NOX indication and the variant B/1 must be preserved when searching for cutting; do not omit them when requesting the Replacement part.