---
product_id: 558688475
title: "12V 3A [12 Volts 3 Amps] Adapter Power Supply AC to DC Plug 5.5 x 2.1mm & 2.5mm for 12volt 1A 1.5A 2A 2.5A 1000mA 1500mA 2000mA 2500mA 3000mA Equipment, 3.3ft Cord"
brand: "litstar"
price: "R$477"
currency: BRL
in_stock: true
url: https://www.desertcart.com.br/products/558688475-12v-3a-12-volts-3-amps-adapter-power-supply-ac
store_origin: BR
region: Brazil
---

# 12V 3A stable output Dual barrel jack 5.5x2.1mm & 2.5mm Multi-layer safety protection 12V 3A [12 Volts 3 Amps] Adapter Power Supply AC to DC Plug 5.5 x 2.1mm & 2.5mm for 12volt 1A 1.5A 2A 2.5A 1000mA 1500mA 2000mA 2500mA 3000mA Equipment, 3.3ft Cord

**Brand:** litstar
**Price:** R$477
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your productivity with confidence — the adapter that keeps up with your hustle!

## Quick Answers

- **What is this?** 12V 3A [12 Volts 3 Amps] Adapter Power Supply AC to DC Plug 5.5 x 2.1mm & 2.5mm for 12volt 1A 1.5A 2A 2.5A 1000mA 1500mA 2000mA 2500mA 3000mA Equipment, 3.3ft Cord by litstar
- **How much does it cost?** R$477 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/558688475-12v-3a-12-volts-3-amps-adapter-power-supply-ac)

## 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

- • **Plug and play versatility:** Dual barrel jack sizes (5.5x2.1mm & 2.5mm) ensure compatibility with your essential electronics.
- • **Built-in safety you can trust:** Advanced protection against short circuits, overcurrent, overvoltage, and overheating keeps your devices safe.
- • **Power that adapts to your gear:** Intelligent output from 0.1A to 3A fits a wide range of 12V devices seamlessly.
- • **Universal input for global use:** Supports 100V-240V 50/60Hz input, perfect for professionals on the move or remote setups.
- • **Customer-first lifetime support:** Enjoy peace of mind with a 100% refund or replacement guarantee if you’re not satisfied.

## Overview

The LitStar 12V 3A Power Adapter delivers reliable, intelligent power output compatible with a broad range of 12V electronics. Featuring dual barrel jack sizes and comprehensive safety protections, it’s designed for professionals who demand versatility and peace of mind. With universal voltage input and lifetime customer support, it’s the ultimate power solution for your essential devices.

## Description

12V 3A [12 Volts 3 Amps] Adapter Power Supply AC to DC Plug 5.5 x 2.1mm & 2.5mm for 12volt 1A 1.5A 2A 2.5A 1000mA 1500mA 2000mA 2500mA 3000mA Equipment, 3.3ft Cord

## Features

- [Power Specs]: Input 100V-240V 50/60Hz; Output: 12V 3A. Output adaptor Self-Adapting Barrel jack size: 5.5mm x 2.1mm (applicable 2.5mm) positive (+) center.
- [Intelligent Identification Output]: Fit for 12V 0.1A~3A 100mA~3000mA (E.g; 0.1a 100ma | 0.3a 300ma | 0.4a 400ma | 0.5a 500ma | 0.6a 600ma | 0.7a 700ma | 0.8a 800ma | 0.9a 900ma | 1a 1000ma | 1.5a 1500ma | 2a 2000ma | 2.5a 2500ma | 3a 3000ma) electrionic equipment.
- [Safety smart]: Built-in emergency protection mechanism with short circuit, over current, over voltage, over temperature protection.
- [Extensive Compatibility]: Suitable for CCTV Cameras, LED Strip light, led tape light, Yamaha keyboard, BT speakers, GPS, webcam, router, and more 12V electronics.
- [Lifetime friendly customer service]: If the product is not satisfied, you will get a replacement or a 100% refund.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Unit Count | 1 None |
| Number of Items | 1 |
| Color | Black |
| Energy Specifications Met | CE, CCC |
| Output Voltage | 12 Volts |
| Power Source | Corded Electric |
| Current Rating | 3 Amps |
| Frequency Range | 60 hertz |
| Main Power Connector Type | 2 Pin |
| Number of Power Levels | 1 |
| Input Voltage | 240 Volts |
| Mount Type | Wall Mount |
| Amperage | 3 Amps |
| Wattage | 36 watts |
| Connectivity Technology | DC |
| Connector Type Used on Cable | Barrel Connector |
| Compatible Devices | Cameras, Speakers |
| Additional Features | Short Circuit Protection |

## Product Details

- **Brand:** LitStar
- **Connector type:** Barrel Connector
- **Compatible devices:** Cameras, Speakers
- **Included components:** Tape, Adaptor, Adapter, Plug
- **Special features:** Short Circuit Protection
- **Colour:** Black
- **Input voltage:** 240 Volts
- **Amperage:** 3 Amps
- **Wattage:** 36 watts
- **Number of Items:** 1

## Images

![12V 3A [12 Volts 3 Amps] Adapter Power Supply AC to DC Plug 5.5 x 2.1mm & 2.5mm for 12volt 1A 1.5A 2A 2.5A 1000mA 1500mA 2000mA 2500mA 3000mA Equipment, 3.3ft Cord - Image 1](https://m.media-amazon.com/images/I/51citBBNsXL.jpg)
![12V 3A [12 Volts 3 Amps] Adapter Power Supply AC to DC Plug 5.5 x 2.1mm & 2.5mm for 12volt 1A 1.5A 2A 2.5A 1000mA 1500mA 2000mA 2500mA 3000mA Equipment, 3.3ft Cord - Image 2](https://m.media-amazon.com/images/I/61u7LtL2O2L.jpg)
![12V 3A [12 Volts 3 Amps] Adapter Power Supply AC to DC Plug 5.5 x 2.1mm & 2.5mm for 12volt 1A 1.5A 2A 2.5A 1000mA 1500mA 2000mA 2500mA 3000mA Equipment, 3.3ft Cord - Image 3](https://m.media-amazon.com/images/I/61D0Ldchg8L.jpg)
![12V 3A [12 Volts 3 Amps] Adapter Power Supply AC to DC Plug 5.5 x 2.1mm & 2.5mm for 12volt 1A 1.5A 2A 2.5A 1000mA 1500mA 2000mA 2500mA 3000mA Equipment, 3.3ft Cord - Image 4](https://m.media-amazon.com/images/I/71qEuo46L4L.jpg)
![12V 3A [12 Volts 3 Amps] Adapter Power Supply AC to DC Plug 5.5 x 2.1mm & 2.5mm for 12volt 1A 1.5A 2A 2.5A 1000mA 1500mA 2000mA 2500mA 3000mA Equipment, 3.3ft Cord - Image 5](https://m.media-amazon.com/images/I/61TWYFAS+rL.jpg)

## Questions & Answers

**Q: Does this work with Williams allegro 2?**
A: I don’t know. Why don’t you buy it and if it doesn’t work return it.

**Q: How long is the DC cord?**
A: 3ft. 3inches Long

**Q: does this have the locking mechanism?**
A: I don’t know why don’t you buy it and if it doesn’t work return it.

## Frequently Bought Together

- 12V 3A [12 Volts 3 Amps] Adapter Power Supply AC to DC Plug 5.5 x 2.1mm & 2.5mm for 12volt 1A 1.5A 2A 2.5A 1000mA 1500mA 2000mA 2500mA 3000mA Equipment, 3.3ft Cord
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- 12V 3A AC Adapter Power Supply Charger [12 Volts 3 Amps Regulated Switching Power] with 11 Interchangeable DC Plug for 500mA 600mA 700mA 800mA 900mA 1000mA 1500mA 2000mA 2500mA 3000mA Equipment

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**Shop now:** [https://www.desertcart.com.br/products/558688475-12v-3a-12-volts-3-amps-adapter-power-supply-ac](https://www.desertcart.com.br/products/558688475-12v-3a-12-volts-3-amps-adapter-power-supply-ac)

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*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-03-08*