Can you use a 12v power adapter on a 9v product?

Answer Every electronic product has an inherent electrical resistance and is designed for a specific voltage input. If you increase voltage, you also increase the current and could burn up the product. On... Read More »

Top Q&A For: Can you use a 12v power adapter on a 9v product

If you use the wrong household AC electrical power adapter to give power to something what part of its circuit will be damaged?

This question could be understood in two different ways and both ways would make good sense! So two separate answers are given below. ANSWER 1 If the question is asking which part of a circuit woul... Read More »

Can a 12-volt, 500-amp power adapter be substituted for a 12-volt, 200-amp power adapter?

Each power supply is rated according to the maximum electrical current at a set voltage the power supply can provide. Therefore, a 12-volt, 500-amp power supply may be used in place of a 12-volt, 2... Read More »

What is a USB power adapter?

A USB power adapter is an accessory that uses the power generated by your computer to power or charge an electronic device, such as a game system, cell phone or iPod. The power adapter plugs into a... Read More »

How to Buy a Power Adapter for a Laptop?

A power adapter for a laptop looks like a small black box, in most cases, and hooks from a laptop to an electrical outlet. Most laptops display a small light on the side of the computer to indicate... Read More »