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The MEAN WELL DR-UPS40 battery management module is used in conjunction with a MEAN WELL 24V power supply (max 40A) and a battery.

Some MEAN WELL power supplies use a fan to keep them cool during operation. Naturally, this can lead to problems with moisture and dust ingress depending on the environment in which the power supply is used.

As Power Supplies Australia mentioned in a previous blog post about MEAN WELL Power Supply’s Hiccup Mode, not all power supplies within the same series will have the same method of short circuit protection.

There are two problems regarding the dimming of MEAN WELL LED drivers that we are frequently asked about.

Mean Well 3-in-1 dimming is a technology that has been patented by Mean Well.

In our opinion it is Mean Well. Browse this website and you will find that the majority of power supplies we offer are Mean Well power supplies.

Depending on the age of your MEAN WELL Multi-Rail power supply, you need to ensure all outputs have a load that falls within the stipulated current range shown in the data sheet.

When charging caravan batteries, they are generally still under load.

It is recommended that you use a caravan battery charger that has been specifically designed for charging batteries under load.

There is a misconception that an IP67 rating on a power supply means that it can be submersed in water.