Power 12V 3A Popular Q&A

Q: How does 12v dc 1.5 amp power adapter differ from 12v dc 3 amp po...
A: 12v 1.5amp power adapter is 18 Watt, can't load more than 18W power consumption,3amp power adapter can load 36W. Read More »

Q: Can you use a 12v 1200 ma power supply on a 12v 3 amp monitor?
A: NO. At the very least. NOT FOR LONG. (1200ma = 1.2 amps) Your 3 amp monitor draws nearly 3 times the current that your supply can safely pass thru its circuitry... Read More »

Q: How do I reduce 12V power to 3V?
A: I don't know what "device" you plan to attach, but you need to be aware of automotive systems. They can yield transients of over 100 volts and for nearing a ful... Read More »

Q: Can I use a +12V 2.5 A power supply with a +12V 3A external hard ...
A: It will probably be ok, but if the drive really takes 3A you may overload and damage the power supply. Also if the power supply can't deliver 12 volts at 3A a l... Read More »

Q: Technology 12v power supply for 3 circuits
A: hi there I'm trying to build my first led project and found a led dimmer circuit somewhere on the internet, I need to build 3 dimmer circuits, one for red led d... Read More »

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