Are you an Auto A/C professional with an AU Number?
If yes, then apply for an online trade account today!


If you are a CURRENT Highgate Customer, simply fill in all the fields below, read the Online Terms of Use information, and Submit your request for an online trade account. Once approved, typically within 24 hours, you can then login and check RRP, your prices, product availability, and order online!

If you are looking at becoming a NEW Highgate Customer, please continue to complete this form, but note that we may call you for more information in order to enter your business into our system for the first time. This typically takes 48 hours.

NOTE: We do not sell to the public. All public requests for an online account will be disregarded. However, feel free to contact us for your recommended local Auto A/C Professional.

Receiver Drier Problems

Receiver Drier Problems

Receiver Drier Problems - give little trouble in terms of failure, but do have a limited life. If in doubt, replace.

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Digital Revolution

Digital Revolution

Faster. Easier. Better. Highgate Air has been servicing AC technicians across Australia for the last 50 years. As we continue to grow, it is always our mission to offer the best customer service, technical support and product range. That is why we’re excited to reveal an upgraded website which is faster, better and more capable, and apps for android and iOS.

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TX Valves Types & Problems

TX Valves Types & Problems

The function of a TX valve is to provide a metered amount of refrigerant to the evaporator according to demand. 

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Condenser Problems

Condenser Problems

As the condenser has no moving parts, "wear and tear" is not a problem. However, condenser problems are a common cause of system break-down.

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R-1234yf

R-1234yf
The question a lot of a/c technicians are asking in the trade is ‘Why another change of refrigerant when R134a was the environmental solution?’ This is a good question, and the trade needs to be well informed of the background of where the whole refrigerant research journey has come from, and where it’s going.
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Leak Detection - P. 1

Leak Detection - P. 1

With today’s high A/C Service demand, A/C technicians are looking for fast, effective methods to check and detect leaks. However, there are industry standards to abide by, and basic steps one must take, in order to perform a successful service. Taking shortcuts can often result in comebacks and issues. So please read more on how to do the job right, the first time, every time!

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