Iron and Air Systems

Guides

Plain-language guides on home automation, marine electrical, solar, and off-grid systems. Written for owners who want to understand what's happening, not be sold to.

Smart Home and Home Automation

Smart Home Without the Cloud

How to design a home automation system that runs locally and keeps working when the internet drops. Why local-first matters and what it actually means in practice.

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Marine 12V/24V/48V

Solar and Off-Grid

Networking

Fault-Finding and Diagnostics

Why Your Solar Stopped Producing

Most Gold Coast solar systems that stop producing fail in one of four places: the inverter, the DC strings, the monitoring connection, or the AC supply. A diagnostic Solar Health Check identifies which one within an hour or two.

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Battery Technology