PFC (Power factor correction) is a feature included in power supply boxes that reduces the amount of reactive power generated, it mean to improve power factor, and therefore power quality. It reduces the load on the electrical distribution system, increases energy efficiency and reduces electricity ...

You may be confused about some of the new safety symbols when you seen the LED driver label. In the latest UL test standard about our dimmable driver and non dimmable LED driver, it has Class 2, Class P and TYPE HL safety standards. So what is Type HL? And what does it do to benefit the end lighting ...

What is UL Certification? UL Listed vs UL Recognized? UL is a safety organization that sets industry-wide standards on new products. They continually check these products to ensure they’re up to these standards. UL testing makes sure that wire sizes are correct or devices can handle the amount of ...

The acronym “NEMA” stands for the National Electrical Manufacturers Association. Founded in 1926, the NEMA formed out of the merger of the Associated Manufacturers of Electrical Supplies and the Electrical Powers Club. During that time, electronics had just starting to become prevalent, and industry ...

KSPOWER has been specializing in power adapters, chargers, and LED power supplies for 13 years, and has rich experience in production and research and development. We can accept customized products and provide a variety of power supply styles for selection. Therefore, when choosing different power ...

Many applications run on AC DC Adapter. The alternating current(AC) to directing current(DC) adapter that plugs into the wall to run your home printer or electric blanket may be warm to the touch. But If its excessively hot, that usually takes trouble. An AC DC adaptor is a full-sized plastic box ...

In our daily lives, power adapters are omnipresent. They can be found in homes, offices, shopping malls, tourist attractions, and more. These seemingly ordinary accessories play a vital role in keeping our electronic devices running smoothly. However, the materials used in power adapters have far...

Clause 4.1.1 remained in the 3rd edition, but was removed from the 4th edition, which was published in 2023. What's the 4.1.1? IEC 62368-1 replaces two other standards – IEC 60950-1 and IEC 60065. There is a potential problem for companies making the transition from one of the old standards to the ...

The efficiency of the Light Emitting Diode (LED) driver is the ratio of energy emitted by the driver to the power it consumes from the electric line. The higher the conversion efficiency, the higher the utilization rate of electric energy, which means that the power consumption is not so much; the ...