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Dyson

Dyson Purifier Hot+Cool Formaldehyde HP09 (527K)

Air Purifiers · Climate

WorksLocal

1 report: 1 says it works.

Reported with 1 integration: Dyson.

What people report

IntegrationIn Home AssistantIn Apple HomeWhat they saidSource
DysonWorks LocalSupported since v0.18.0 with local interview; formaldehyde models need cloud for initial setup
Saved copy
Hi there! Supporting Formaldehyde fans is definitely something we are working on adding soon. You can check my comment on a pull request for more information: https://github.com/libdyson-wg/libdyson-neon/pull/7#issuecomment-1501923127 But the short version, copied from that comment: > Properly supporting Formaldehyde models actually happens to be one of the things I want to solve with a light refactor I'm working on right now. The challenge here is this: Dyson dealt us a tricky hand with their product codes for Formaldehyde models. The code 527K is correct for BOTH the Formaldehyde and …

Excerpt saved from GitHub on 2026-10-23.

Issue #8 · 2023-04

Each row is one report from a GitHub thread, an integration’s docs, or r/homeassistant. Check the date and the linked source before you buy.

In ReReHome

Once Home Assistant’s HomeKit Bridge shares it, this device reaches Apple Home as a HomeKit accessory behind your Home Assistant bridge, so ReReHome shows and controls it like any other.

Identifiers

BrandDyson
ModelHP09 / 527K
CategoryAir Purifiers