Orcon SO main PCB HRC-300 EcoMax / 425 EcoSmart 22900720: original Orcon spare part, type: Main PCB. Application: MVHR unit (HRC 300 EcoMax). Manufacturer number: 22900720; Instalpunt article number: 8581565.
According to the Orcon parts lists, this part fits 2 models, including Orcon HRC 300 EcoMax and Orcon HRC 425 EcoSmart. The full list is under “Fits”.
This item is in stock and usually arrives within 3–5 working days.
Check the rating plate of your appliance before ordering; if in doubt, ask the manufacturer or your installer.




