Reconditioned 

The Thermia I/O CARD 086U9239 is a replacement control board used in Thermia and Danfoss heat pumps, particularly models like the DHP-AQ (6–18 kW) and Atec series (2011–2022). It’s an essential spare part for managing input/output functions in these systems.

• Reconditioned for like-new performance at a more affordable cost

Key Details
•     Part Number: 086U9239 (also referenced as I/O HP Card 911 934)
•     Function: Acts as the I/O interface board, handling communication between sensors, controllers, and other components in the heat pump.

Compatibility
•     Thermia Atec and Danfoss DHP-AQ heat pumps, covering units from 6 kW up to 18 kW.

Notes
•     Ensure you match the exact model of your heat pump before ordering, as compatibility is limited to specific Thermia/Danfoss units.
•     Installation usually requires a qualified technician, since it involves electrical connections and system calibration.
•     If your heat pump is showing I/O errors or communication faults, this card is often the required replacement.