Version and connections
The PCB's shape alone is not enough to confirm that it is a suitable replacement. The service part number and installed variant complete the identification; programming or pinout cannot be inferred from a photo.

PCB Viessmann VITOPEND 100 WH0A reconditioned. PCB cream with yellow Transformer, blue relays and white grids on the side. Contrast the PCB code, its revision and connectors; share model Boiler is not enough to confirm equivalence.
To identify the PCB, compare its labels and the layout of the connectors, relays and mounting points. A boiler family may include variants that need to be checked.
The yellow Transformer and the blue relays. Compare the views from the same angle and the complete identification of the withdrawn Part.
Choose a photo of your part to view it beside this unit. Compare the labels, connectors and mounting points from the same angle.
Your photo stays on your device: it is not sent or stored.

Application listed in the catalogue: Viessmann VITOPEND 100 WH0A. The variant and configuration must match the installed equipment; this does not establish compatibility with other models.
No models are documented for that search.
Application taken from the catalogue, pending comparison with the installed variant. This does not constitute compatibility certified against an exploded diagram.
The PCB's shape alone is not enough to confirm that it is a suitable replacement. The service part number and installed variant complete the identification; programming or pinout cannot be inferred from a photo.
We repair boilers in Madrid and the surrounding areas. Installation is arranged separately from the purchase of the part.
The Part displays PCB cream with yellow Transformer, blue relays and white grids on the side. Also check that the position of the yellow Transformer and the blue relays match the unit removed.
Confirm the Viessmann VITOPEND 100 WH0A model in your team's identification and contrast the yellow Transformer and blue relays before ordering the Spare part.