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Homebridge TestFlight
Dyson

Dyson Pure Hot+Cool HP04

Air Purifiers · Climate

WorksVerified plugin2 plugins

2 reports: 2 say it works.

Reported with 2 Homebridge plugins: Dyson Pure Cool.

What people report

PluginStatusWhat they saidConnectsSource
Dyson Pure Cool Verified
homebridge-dyson-pure-cool
WorksAir quality fixed to include NO2 after report
Saved copy
Hi @philippe317, Thanks for reporting. Originally, I thought that the NO2-density is not included in the overall air quality calculation by the Dyson app, see https://github.com/lukasroegner/homebridge-dyson-pure-cool/blob/94ef6b6425a56e7b0cac7adf81f8eba8404b9a8c/src/dyson-pure-cool-device.js#L367 Can you please make some measurements for the next few days with: NO2 (from HomeKit) => Air quality (in Dyson app) Example for the values you provided: 80 => Medium If we gather some data, we can approximate the function that Dyson uses to map NO2 to air quality. Thank you!

Excerpt saved from GitHub on 2026-10-22.

LocalIssue #45 · 2020-02
Dyson Pure Cool
@mp-consulting/homebridge-dyson-pure-cool
WorksFan, heat, air quality listed in design doc
Saved copy
Workflow: Design Device Communication Layer Agent: Architect Shortcut: `*design-device-layer` or `DL` Phase: 3 - Solutioning Purpose Design the Dyson device communication layer including discovery, authentication, and MQTT messaging. Design Components 1. Device Discovery [code] mDNS service type: `_dyson_mqtt._tcp` Discovery timeout: configurable Caching discovered devices 2. Authentication Flow [code] 3. MQTT Communication Topics Status: `{productType}/{serial}/status/current` Command: `{productType}/{serial}/command` Message Format [code] 4. State Management [code] 5. Error Handling | Error …

Excerpt saved from GitHub on 2026-10-22.

Local + cloudDocs: design-device-layer.md

Each row is one report from a plugin’s GitHub issues, pull requests, discussions, wiki or docs, or from r/homebridge. Check the date and the linked thread before you buy.

In ReReHome

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Identifiers

BrandDyson
ModelHP04
CategoryAir Purifiers