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<p>An <strong>AC/DC adapter</strong>, or <strong>plug-in power supply</strong>, is an electrical device that takes input power from a mains power supply and converts or derives the right current, frequency and voltage to power the component it is attached to. Main power supplies provide power to devices that run on batteries or have no other power source. These are suitable for applications such as chargers, set-top boxes, motor control and other office automation products. A plug-in power supply resides outside the main unit, unlike a computer power supply which is internal. You can learn more in our complete <a href="/web/generalDisplay.html?id=ideas-and-advice/ac-dc-adapters-guide">guide to AC/DC adapters</a>.</p><p>For popular Raspberry Pi power supplies, visit our sister site <a href="https://www.okdo.com/c/pi-shop/power-supplies/">OKdo.com</a> and all thing Raspberry Pi and SBC.</p><h2>How does an AC/DC adapter work?</h2><p>An AC/DC adapter is made up of a central unit which draws power from an AC outlet, it then converts the power to DC that is used to charge the device. Each AC adapter has a specific power rating, measured in volts or watts that it can handle and the output of a device. Because of the power rating and the type of plug on the end, an AC adapter is not universal and can only be used with devices with the same requirements and connector.</p><h2>International Plug Power Supplies</h2><p>Some plug-in power supplies come with interchangeable input connectors that you can swap when traveling to areas with different plug types such as the United Kingdom, USA, Europe, Japan and Australia. They may also come with protection features such as short circuit, over voltage and overload to suit the international safety approvals making them ideal for the global marketplace.</p><h2>Are all AC/DC Adapters the same?</h2><p>It is possible to use a power adapter on different devices, but it's important to check whether it's AC or DC output. Using close to, if not exactly the correct voltage and Amperage. If you're unsure it might be worth investing in a universal power adapter with lots of different plug fittings.</p>

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AC/DC Adapters, AC DC Power Adapter | RS

AC/DC Adapters

We welcome anyone who is looking for a 12V DC output adapter. Just browse through the list of adapters and you can find the right option to cater to your needs.

12V AC Adapters | RS

<p>When you want to use an appliance that requires a 12V DC power supply, you will need to be using a 12V DC adapter. Different appliances come along with different input voltage ranges. You need to make sure that you provide the correct DC voltage input. This will help you to ensure the proper functionality of the DC powered appliance.</p><p>How does a 12V DC adapter work?</p><p>The main functionality of a 12V DC adapter or 12V DC output adapter is to convert AC voltage into DC voltage. In here, the AC voltage is converted into 12V DC voltage. DC current refers to a current that is flowing only in one direction. There aren't any changes to polarity or the frequency in DC current. If you supply 120V AC current to the 12V DC adapter with 60Hz, you will end up with getting 12V DC voltage with 60Hz.</p><p>You should also keep in mind that a DC adapter is usually rated for a maximum power output. This is defined in watts. It would determine the maximum amount of current that the DC adapter is capable of processing. For example, a 12V DC output adapter that is rated for a maximum power output of 36W would be able to deliver a 12V DC 3A current output. In here, current will be kept as a constant.</p><p>Buy your 12V DC power supply from us</p><p>If you are searching for a new 12V DC power supply, you may simply take a look at what we offer. Whether you are searching for a 12V DC 2A, 12V DC 1A, or 12V DC 3A power adapter, we got you covered. It is up to you to decide whether you need a 1A power supply, 2A power supply, or 3A power supply based on your needs.</p>

18v DC power adapter is made from high-quality materials to provide current. Work or play with quality and power of 18v power supply or 18 volt DC power supply.

18v Power Supply, 18v DC Power Adapter, 18 Volt DC | RS

<p>A power supply is an electronic device which handles supplying the enough and required amount of current to an electronic equipment. The power supply has different divisions based on voltages such as 14v power supply.</p><p>There are many types of power supplies. The most important are switching, linear regulated and unregulated power supply.</p><p>Different electronic devices require power supplies of different voltages to fulfill their voltage requirements. For example, 18-volt dc power supply is powered with Milter Saws, Drills, Table Saws, Hammer Drills, Circular Saws and impact Drivers because these mentioned devices draw less power consumption.</p><p>The power adapters perform the function otherwise, as they convert the ac current into dc current. Dc power adapter is widely known and used for the conversion of currents.</p><p>An <a href="/web/p/bench-power-supplies/1176780">18v power supply</a> is a necessary piece of equipment for many devices.</p><p>It allows items like computers and tools to be operated from a battery instead of an electric outlet, which can save time and money. The dc power supply devices often have more versatility than standard power supplies. They are able to operate devices that use different voltages, such as tools or vehicles. People prefer to use 18v power supply for continues and constant work.</p><p>Power supply devices are different in the types of batteries according to material and some specifications. Lead-acid batteries are common in industrial applications, but lithium-ion batteries offer more flexibility when it comes to charging time and weight. So, if you need a power supply that will work with several different types of batteries, then an 18v power supply may be the best option for you.</p><h2>18v dc power supply</h2><h2>The 18-volts dc power supply is basically the strength of the device and an ability to which extent, it provides sufficient current. The strength of the battery determines the outcome. The greater the effort needed, the higher the voltage required. It converts the ac current into dc current. People often need to drop voltages. An <a href="/web/p/dc-dc-converters/8163483">18v to 12v converter</a> is separately available for the conversion. The simplest way to convert 18-volts to 12v is a 12v battery and a resistor from its positive terminal to the 18v positive supply terminal. Now the loads are connected to the battery. Now connect the other terminal of the 18v to the other terminal of the battery and the conversion is done.</h2><h2>18v power adapter</h2><p>A powered-battery adapter that provides required current/voltages to specific electronic equipment. The adapter is primarily used for converting ac into a single dc for the computer. Another type of power supply is the 18-volt pedal power supply which is used to current the guitars. Now the question arises is if you can run pedals at 18-volt. The main thing to remember is to use the specific voltages a pedal requires. Some pedals are particularly designed to accept from 9v to 18-volt. Some pedals are particularly designed to accept from 9v to 18-volts. The changing voltage from 9v to 18-volts gives an alternative tone and a little headroom but only if they are designed this way.</p><p>A voltage divider is needed with 2 resistors with value of 1k and 2k ohms. Then apply a resistor and a 12v diode. Take a 12v linear regulator IC and connect it with a capacitor at the input and output. A commonly asked question is that if an 18-volts power supply can be used to power a 12v device. A 12v can be powered with 18-volts but it is not very much suggested to maintain a connection for a longer time span as it carries risk. The 18-volts power adapter can be affected and the wastage of money.</p><p>Purchasing an <a href="/web/p/ac-dc-adapters/1440991">18v dc adapter</a> or 18-volts power supply will not only save your time but also give you more convenience while working with tools.</p>

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