---
product_id: 383482341
title: "15V 3A Power Supply Adapter Charger Switching Converter Adapter, (Input AC 100V-240V, Output DC 15 Volt 3 Amp 45 Watt), Round Barrel Plug 5.5mm x 2.1mm & 2.5mm Tip Center Positive - 3.3ft Long Cord"
brand: "litstar"
price: "R$221"
currency: BRL
in_stock: true
reviews_count: 8
category: "Lit Star"
url: https://www.desertcart.com.br/products/383482341-15v-3a-power-supply-adapter-charger-switching-converter-adapter-input
store_origin: BR
region: Brazil
---

# 45W stable power output Universal AC 100-240V input Multi-layer smart security chip 15V 3A Power Supply Adapter Charger Switching Converter Adapter, (Input AC 100V-240V, Output DC 15 Volt 3 Amp 45 Watt), Round Barrel Plug 5.5mm x 2.1mm & 2.5mm Tip Center Positive - 3.3ft Long Cord

**Brand:** litstar
**Price:** R$221
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up smart, stay connected everywhere!

## Quick Answers

- **What is this?** 15V 3A Power Supply Adapter Charger Switching Converter Adapter, (Input AC 100V-240V, Output DC 15 Volt 3 Amp 45 Watt), Round Barrel Plug 5.5mm x 2.1mm & 2.5mm Tip Center Positive - 3.3ft Long Cord by litstar
- **How much does it cost?** R$221 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/383482341-15v-3a-power-supply-adapter-charger-switching-converter-adapter-input)

## Best For

- litstar enthusiasts

## Why This Product

- Trusted litstar brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built-in fortress for your devices:** Advanced protection against short circuit, overload, overvoltage, and overheating.
- • **Plug in anywhere, power up everywhere:** Global voltage compatibility (100-240V AC) means no travel adapter needed.
- • **Power that keeps pace with your hustle:** Delivers a consistent 15V DC at 3A for seamless device performance.
- • **Ready when you are, with support that cares:** 3.3ft durable cord and responsive customer service to keep you powered without pause.
- • **Versatile compatibility for your tech ecosystem:** Perfect for smart speakers, Bluetooth devices, LED lights, security cams, and more.

## Overview

This 15V 3A 45W power supply adapter features a universal AC input (100-240V) and a secure switching converter design. Equipped with a smart security chip, it safeguards your devices from electrical faults while delivering stable power. Compatible with a wide range of electronics including speakers, projectors, and security cameras, it comes with a 3.3ft cord and dual barrel plug tips for easy installation. Ideal for professionals seeking reliable, travel-friendly power solutions.

## Description

desertcart.com: 15V 3A Power Supply Adapter Charger Switching Converter Adapter, (Input AC 100V-240V, Output DC 15 Volt 3 Amp 45 Watt), Round Barrel Plug 5.5mm x 2.1mm & 2.5mm Tip Center Positive - 3.3ft Long Cord : Electronics

Review: 15V 3A Power Supply Adapter – 45W AC to DC Switching Charger - This 15V 3A power supply adapter is a reliable and convenient replacement for compatible electronic devices. It provides stable power output and the universal AC input range makes it suitable for different locations. The cable length is practical, and the barrel plug fits securely for easy installation. The adapter feels well made and works efficiently for everyday use. Overall, this is a great option for anyone needing a dependable 15V power adapter with good performance and value.
Review: Power Supply adapt charger - This item performed as advertised and I am completely satisfied with the product and the fast delivery.

## Features

- Power Specs: Global Universal Voltage; AC Input 100V-240V 50/60Hz; DC Output 15V 3A 45W.
- Smart Security: Built-in security chip provides comprehensive protection for you and your device. Short Circit, Temperature, Over Load, Over Voltage, Over Current, Over Charge Protection.
- Extensive Compatibility: Smart Speaker, Bluetooth Speaker, Receiver, Amplifier, LED Lights, Security Cameras, Projector and more electronic product equipment.
- Note: Only compatible with 15V DC plugs and current 100mA~3000mA (0.1a~3A), within 45 watts.
- [Friendly Customer Support]: If you have any questions or concerns, please don't hesitate to reach out. Our dedicated professional team is here to provide you with friendly and efficient customer service.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08CZD4HWG |
| Amperage | 3 A |
| Best Sellers Rank | #27,913 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #112 in Power Converters |
| Brand | LitStar |
| Built-In Media | 3.3ft Long Cord |
| Color | Black - |
| Compatible Devices | Speakers |
| Compatible Power Plug Type | Type A - 2 pin (North American) |
| Connectivity Technology | USB |
| Connector Type | Proprietary |
| Current | DC |
| Current Rating | 3 A |
| Customer Package Type | FFP |
| Customer Reviews | 4.3 out of 5 stars 311 Reviews |
| Enclosure Material | Plastic or Lightweight Metal |
| Form Factor | Compact |
| Frequency Range | 60 hertz |
| Included Components | 3.3ft Long Cord |
| Input Voltage | 15 volts |
| Item Weight | 0.12 kg |
| Main Power Connector Type | 2 Pin |
| Manufacturer | LitStar |
| Mfr Part Number | 0783907549987 |
| Model Number | 783907549987 |
| Mounting Type | Wall Mount |
| Number of Items | 1 |
| Number of Power Levels | 1 |
| Output Current | 3 A |
| Output Voltage | 15 volts |
| Plug Type | A- US style |
| Power Plug | Type A - 2 pin (North American) |
| Power Source | Corded Electric |
| Special Feature | Short Circuit Protection |
| Special Features | Short Circuit Protection |
| Specification Met | FCC |
| UPC | 783907549987 |
| Unit Count | 1 Count |
| Warranty Description | 18 Months |
| Wattage | 45 watts |
| Wired Charging Connector Type | USB 2.0 Micro B, USB Type A |

## Product Details

- **Amperage:** 3 A
- **Brand:** LitStar
- **Color:** Black -
- **Compatible Devices:** Speakers
- **Connector Type:** Proprietary
- **Included Components:** 3.3ft Long Cord
- **Input Voltage:** 15 volts
- **Number of Items:** 1
- **Special Feature:** Short Circuit Protection
- **Wattage:** 45 watts

## Images

![15V 3A Power Supply Adapter Charger Switching Converter Adapter, (Input AC 100V-240V, Output DC 15 Volt 3 Amp 45 Watt), Round Barrel Plug 5.5mm x 2.1mm & 2.5mm Tip Center Positive - 3.3ft Long Cord - Image 1](https://m.media-amazon.com/images/I/51citBBNsXL.jpg)
![15V 3A Power Supply Adapter Charger Switching Converter Adapter, (Input AC 100V-240V, Output DC 15 Volt 3 Amp 45 Watt), Round Barrel Plug 5.5mm x 2.1mm & 2.5mm Tip Center Positive - 3.3ft Long Cord - Image 2](https://m.media-amazon.com/images/I/61D0Ldchg8L.jpg)
![15V 3A Power Supply Adapter Charger Switching Converter Adapter, (Input AC 100V-240V, Output DC 15 Volt 3 Amp 45 Watt), Round Barrel Plug 5.5mm x 2.1mm & 2.5mm Tip Center Positive - 3.3ft Long Cord - Image 3](https://m.media-amazon.com/images/I/71q+Umqm7pL.jpg)
![15V 3A Power Supply Adapter Charger Switching Converter Adapter, (Input AC 100V-240V, Output DC 15 Volt 3 Amp 45 Watt), Round Barrel Plug 5.5mm x 2.1mm & 2.5mm Tip Center Positive - 3.3ft Long Cord - Image 4](https://m.media-amazon.com/images/I/61TWYFAS+rL.jpg)
![15V 3A Power Supply Adapter Charger Switching Converter Adapter, (Input AC 100V-240V, Output DC 15 Volt 3 Amp 45 Watt), Round Barrel Plug 5.5mm x 2.1mm & 2.5mm Tip Center Positive - 3.3ft Long Cord - Image 5](https://m.media-amazon.com/images/I/713U-JXEC9L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 15V 3A Power Supply Adapter – 45W AC to DC Switching Charger
*by W***S on July 16, 2026*

This 15V 3A power supply adapter is a reliable and convenient replacement for compatible electronic devices. It provides stable power output and the universal AC input range makes it suitable for different locations. The cable length is practical, and the barrel plug fits securely for easy installation. The adapter feels well made and works efficiently for everyday use. Overall, this is a great option for anyone needing a dependable 15V power adapter with good performance and value.

### ⭐⭐⭐⭐⭐ Power Supply adapt charger
*by M***N on January 14, 2026*

This item performed as advertised and I am completely satisfied with the product and the fast delivery.

### ⭐⭐⭐⭐⭐ Recommend
*by J***. on September 18, 2026*

Works as expected

## Frequently Bought Together

- 15V 3A Power Supply Adapter Charger Switching Converter Adapter, (Input AC 100V-240V, Output DC 15 Volt 3 Amp 45 Watt), Round Barrel Plug 5.5mm x 2.1mm & 2.5mm Tip Center Positive - 3.3ft Long Cord
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**Shop now:** [https://www.desertcart.com.br/products/383482341-15v-3a-power-supply-adapter-charger-switching-converter-adapter-input](https://www.desertcart.com.br/products/383482341-15v-3a-power-supply-adapter-charger-switching-converter-adapter-input)

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*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-09-30*