Supporting Solar Installers

At BCJ Controls we make it as easy as possible for you to get your 30kW solar installation over the line:

Connection Application

Need help with the 30kW grid connection application? Have a look at our application guide below. More to be added shortly...

Ausgrid Witness Testing

As protection experts we can liaise with the DNSP, test the relay and organise the site commissioning. This includes witness testing in the Ausgrid area.


We can provide a Single Line Diagram as part of your Connection Application (to get one send us an email at

Utility Liaison

Throughout the connection process we work with the utility on your behalf and answer any questions they may have about the grid connection.

Resources For Solar Installers

Grid Connection Applications


30kW Connection Application


30kW Connection Application


30kW Connection Application

Horizon Power

30kW Connection Application


Here are some of the questions we get asked most often by our customers. If what your looking for isn't here then feel free to get in touch!

What’s the requirements for commercial grade solar in my state?

It depends on the state - though see our explanatory post on the subject.

Do you do any project engineering?

We don’t do complete project engineering and management, but we will certainly handle the single-line diagrams and drafting services for your project.

Do you ship oversees and to P.O. boxes?

Yes, we’ll ship anywhere that can accept deliveries.

Do you have technical support?

Of course! Our friendly and knowledgeable technicians are available to answer your questions.