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Will It HAAU

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AC-coupled battery inverter

BT / BH series (AC-coupled / retrofit)

Last verified 10 November 2026

Core integrationLocalRead-onlyEnergy partial

At a glance

Local or cloud
local
Control
read-only (core integration exposes sensors only)
Energy Dashboard
Partial

Integrations

Gotchas

Supported by the official integration, but sensor coverage is narrower than ET/EH.

Sources

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