Every day, electrical items are imported into Australia, complete with a power supply that does not have an Australian electrical safety certificate. There are many reasons why this happens. The main one is that the equipment importer doesn’t realise that …

Power Supplies Australia offers a range of AC to AC transformers that are DIN rail mountable. All of Power Supplies Australia’s AC transformers have a 24VAC output as standard.     The below table sets out the power ratings of each model of AC transformer …

Technical Question: Can I connect MEAN WELL Power Supplies in Series? The answer is: Yes, you can. Any MEAN WELL power supply can be connected in series . They  have isolated outputs, so that that they can be connected in series to give you a higher …

Technical question: Can I connect two MEAN WELL power supplies in parallel? The answer is yes, so long as the power supplies in question have a ‘current sharing’ function. In fact, depending on the actual power supply in question, you may be able to …

Sometimes it can very difficult to find the right LED driver for powering your LED light fittings. Many of our customers bring in LED light fittings in from overseas and need a LED driver with Australian approvals. In most cases the supplier of the LED …

This is a technical question that we are asked frequently: Can I parallel the output of 2 MEAN WELL HLG series LED drivers? Unfortunately, this is not possible. In order to parallel two MEAN WELL LED drivers asboth would need to have a ‘current sharing’ …

Constant Voltage or Constant Current LED driver? …

Not all power supplies will work correctly with DC motors. This is because electric motors look like a short circuit when they are stopped. Let’s take a look at what you need to consider when choosing a power supply for use with a DC motor. When a DC …

When selecting a dimmable LED driver for use with an LED strip, it is recommended that you select an LED driver with a PWM output. Some LED drivers dim your LED strip by varying the amplitude of the output current. This type of LED driver suffers from a …

We first warned about this scenario 10 years ago, yet we are still seeing a worrying trend. Namely, customers requesting quotes for industrial enclosed power supplies to use as indoor LED drivers. This can be dangerous. Enclosed power supplies are …