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18V 3A 4A 5A AC DC Adapter 54W 72W 90W Switching Power Supply (18V 4A)
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18V 3A 4A 5A AC DC Adapter 54W 72W 90W Switching Power Supply (18V 4A)
18V 3A switching power supply adapter charger
18V 3A 4A 5A AC DC Adapter 54W 72W 90W Switching Power Supply (18V 4A)
Item #: 18839940

18V 3A 4A 5A AC DC Adapter 54W 72W 90W Switching Power Supply (18V 4A)

90% of respondents would recommend this to a friend

Item #: 18839940

SCR 600

Price Details

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*All items will import from US

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18V 3A switching power supply adapter charger
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Versatile Output
This adapter provides adjustable power options at 18V and varying amperages, making it compatible with a wide range of devices, from laptops to electronics.
Compact Design
Designed for portability, this streamlined adapter is easy to carry, allowing convenient use in home, office, or travel environments.
Safety Ratings
Equipped with overvoltage, overcurrent, and short-circuit protection, this adapter ensures safe operation, safeguarding both the device and user.

Product Details

Shop 18V 3A 4A 5A AC DC Adapter 54W 72W 90W Switching Power Supply (18V 4A) online at a best price in Seychelles. B079BMN9BM
Connector TypeBarrel Connector
Compatible DevicesPC
Compatible Phone ModelsSamsung Galaxy and other Android devices
Special FeaturesCharging Indicator
Input Voltage110 volts
Amperage4 A
Wattage72 watts
Output Current4 A
Output Voltage18 volts
Power Sourceac
Current Rating3 A, 4 A, 5 A
Frequency Range50/60 Hz
Main Power Connector Type2 Pin
Power PlugType A - 2 pin (North American)
CurrentAC
Compatible Power Plug TypeType A - 2 pin (North American)
Connectivity TechnologyDC Barrel
Mounting TypeWall Mount
Brandmagnetbest
Model Number18v4a
Manufacturermagnetbest
Number of Items1
Item Weight0.25 kg
Unit Count1 Count
Color18V 4A5525
Enclosure MaterialCopper
Special FeatureCharging Indicator

Who Should Buy?

Suitable For
  • Electronics DIY Enthusiasts

    Perfect for hobbyists requiring versatile power solutions for various projects using 18V powered devices and components.

  • Office Equipment Users

    Ideal for powering office equipment such as printers and routers that require a stable and consistent 18V power supply.

  • Home Automation Systems

    Suitable for users with home automation systems needing reliable power for devices like cameras and smart hubs.

Not Suitable For
  • High-Powered Devices

    Not suitable for high-powered applications exceeding 90W, as it could result in inadequate power supply.

Product Description

18V 3A 4A 5A AC DC Adapter 54W 72W 90W Switching Power Supply (18V 4A)

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What devices are compatible with the 18V AC DC Adapter?

    Answer: The 18V AC DC Adapter is compatible with a wide range of devices including routers, LED strips, and various electronic appliances that require an 18V power supply. It's essential to check your device specifications to ensure compatibility, as this adapter provides a reliable and stable output for devices needing a specific voltage and amperage.
  • Question: What is the difference between 3A, 4A, and 5A in this adapter range?

    Answer: The primary difference lies in the output current that each adapter can provide. A 3A adapter supplies 54W, a 4A adapter provides 72W, and a 5A adapter delivers up to 90W. Higher amperage is beneficial for devices that have higher power requirements, ensuring optimal performance without risking damage to the device due to insufficient power.
  • Question: Is this adapter suitable for outdoor use?

    Answer: Typically, most AC DC adapters, including the 18V models, are designed for indoor use only. For outdoor applications, it’s crucial to use adapters that are specifically rated for outdoor usage to prevent water damage or overheating. Always refer to your device's specifications to choose the appropriate adapter for outdoor needs.
  • Question: How can I determine which amperage I need for my device?

    Answer: You can determine the required amperage by checking the device's specification label, user manual, or manufacturer’s website. It’s vital to match or exceed the amperage requirements of your device with the adapter to ensure proper functionality. For optimal performance, selecting an adapter with the closest higher amperage to your device is recommended.
  • Question: What features should I look for in an 18V switching power supply?

    Answer: Look for features like short circuit protection, over-voltage protection, and thermal protection. These safety features ensure that the adapter operates efficiently and protects your devices from potential damage. Additionally, a switching power supply is typically more energy-efficient, leading to lower heat generation and less energy waste.
  • Question: Can I use this adapter for charging batteries?

    Answer: This adapter can be used to power compatible battery chargers, but it is not typically designed specifically for charging batteries directly. If you intend to charge batteries, ensure that the charger is designed for the voltage and amperage supplied by the adapter to avoid damaging the batteries or the charger.
  • Question: What should I do if the adapter is emitting heat?

    Answer: If your adapter is emitting heat, it’s common for switching power supplies to warm up during use; however, excessive heat may indicate an overload. Ensure that the connected device's power demand does not exceed the adapter's output capacity. If overheating persists, disconnect it and consult a professional for further inspection to avoid potential hazards.
  • Question: Is the 18V adapter efficient compared to traditional adapters?

    Answer: Yes, switching power supplies, including this 18V adapter, are generally more efficient than traditional linear adapters. They convert power with less waste and are designed to handle varying loads effectively, resulting in improved efficiency and less energy consumption. This efficiency can lead to long-term benefits for users looking to reduce energy costs.
  • Question: Where can I buy the 18V 3A AC DC Adapter in Seychelles?

    Answer: You can purchase the 18V 3A AC DC Adapter from Ubuy, which provides a wide range of electrical accessories. Ubuy offers a reliable shopping option for high-quality adapters and ensures secure transactions along with customer support to assist with your purchase.
  • Question: What is the importance of using a regulated power supply?

    Answer: Using a regulated power supply like the 18V adapter is crucial as it maintains a constant voltage output despite fluctuations in input voltage or load conditions. This regulation helps protect sensitive electronic equipment from damage, ensuring longevity and consistent performance by providing a stable power source.

magnetbest AC Adapters 18v4a Editorial Review

The 18V 3A 4A 5A AC DC Adapter provides versatile power with its 72 watts output, specifically designed for compatible devices such as PC and various Android models including Samsung Galaxy smartphones. This adapter features a handy charging indicator, ensuring you are aware of its operational status. The wall mount design combined with its compact weight of only 0.25 kg makes it a convenient option for various setups. Users have reported satisfaction with its performance, often highlighting the reliable charging capabilities and the functionality offered for different devices. With its robust copper enclosure, it stands out for durability and efficiency during use.

Customer Reviews & Ratings

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Pros

  • Compatible with multiple devices including PCs
  • Charging indicator for easy monitoring
  • Lightweight at only 0.25 kg
  • Wall mount design saves space
  • Durable copper enclosure for longevity

Cons

  • Limited to Type A - 2 pin power plug type

Platform Trust & Buyer Confidence

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4.2/5 9477 reviews
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Jasmin
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“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot
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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”

10 September 2026 · via Trustpilot
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“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”

10 September 2026 · via Trustpilot
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Verified buyer

“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot
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Adele
Verified buyer

“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
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Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

SCR 600

Order now and get it around Monday, October 12

QTY:

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

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Fastest cross-border delivery

Features & Benefits

  • Input: AC110-265V 50/60Hz
  • Output: 18V 3A 54W DC connector: 5.5*2.5mm/5.5*2.1MM
  • LED indicator
  • The adapters Connector: inside positive (+) . outside negative (-)
  • Package including: 1pc 18V 3A Power Supply (without ac cable)

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