The MEAN WELL LCM-DA2 LED drivers feature a push button dimming feature, as well as the DALI interface. This is very useful as it allows dimming without any other connections.   MEAN WELL LCM Series LED Driver   However, there is something you need to be …

When using the MEAN WELL LCM-DA / DA2 LED drivers in a Master/Slave configuration, all the slave units must be set to 100% output level. If this is not done all the lights will flash at a slow rate until the master unit’s dimming level is turned up above …

It is very rare that agood quality  LED driver  fails because of a manufacturing fault. In most cases the failure is caused by a problem with the installation, or there are some environmental factors at play. We were recently contacted by a customer, who …

LEDs should not be connected to a constant current LED driver in parallel. ​Constant current LED drivers are used to power LEDs that have no internal current regulation. When you connect multiple LEDs to a constant current LED driver in parallel, you run …

Many LED downlights have electronics integrated into their design, which regulates the current being supplied to the LEDs. This type of LED downlight requires a constant voltage type LED driver. Constant Voltage LED Drivers If you intend to use a dimmable …

The most common cause of flickering LED lights is a poorly matched LED power supply, otherwise known as a LED driver . LED lights either require a constant current LED driver or constant voltage LED driver. There is no hard and fast rule as to what type …

The short answer is yes! But there are a few things that you need to be aware of. LED Replacement Globes If you are simply replacing your incandescent or halogen globes with LED globes, then you need to make sure that the LED globes you buy are marked …

There is one important thing to know about Outdoor LED drivers. They must not be exposed to direct sunlight. Exposing Outdoor LED Drivers to Sunlight Exposing an outdoor LED driver to direct sunlight can cause the temperature inside the LED driver to soar …

True Sine Wave inverters are sometimes referred to as Pure Sine Wave inverters. Like all inverters , true sine wave inverters take direct current (DC) from a battery, solar panel or other generating source and convert it into 240V alternating current …

We recently had a customer ask if we recommend earthing the 0VDC from the V- DC output terminal of  MEAN WELL DIN rail power supplies . Or, would we recommend leaving the DC output floating, so it is isolated from protected earth?  In terms of safety, the …