---
product_id: 403964188
title: "RJMAC DC Power Adapter 3V/4.5V/5V/6V/7.5V/9V/12V-2A, MAX 30W, Universal Multifunctional PortableDC Transformers USB port, 8 Selectable Adaptor Tips Used for Various Small Electronic Devices, black"
brand: "rjmac"
price: "$27.48"
currency: USD
in_stock: false
url: https://www.desertcart.ec/products/403964188-rjmac-dc-power-adapter-3v-4-5v-5v-6v-7
store_origin: EC
region: Ecuador
---

# 30W Power Output 8 Interchangeable Tips Safety Protection Systems RJMAC DC Power Adapter 3V/4.5V/5V/6V/7.5V/9V/12V-2A, MAX 30W, Universal Multifunctional PortableDC Transformers USB port, 8 Selectable Adaptor Tips Used for Various Small Electronic Devices, black

**Brand:** rjmac
**Price:** $27.48
**Availability:** ❌ Out of Stock

## Summary

> Power Up Your Life! ⚡

## Quick Answers

- **What is this?** RJMAC DC Power Adapter 3V/4.5V/5V/6V/7.5V/9V/12V-2A, MAX 30W, Universal Multifunctional PortableDC Transformers USB port, 8 Selectable Adaptor Tips Used for Various Small Electronic Devices, black by rjmac
- **How much does it cost?** $27.48 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/403964188-rjmac-dc-power-adapter-3v-4-5v-5v-6v-7)

## Best For

- rjmac enthusiasts

## Why This Product

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

## Key Features

- • **Safety First:** Built-in protections against over-voltage, over-current, and short circuits.
- • **Portable Design:** Lightweight and compact, perfect for travel and home use.
- • **Convenient USB Port:** 5V 2.1A USB port for easy charging of your devices.
- • **Versatile Power Supply:** Adjustable output from 3V to 12V for all your devices.
- • **Universal Compatibility:** Includes 8 different tips to fit a variety of small electronics.

## Overview

The RJMAC DC Power Adapter is a multifunctional, portable power supply that offers adjustable voltage options (3V to 12V) and a maximum output of 30W. It features 8 interchangeable tips for compatibility with various small electronic devices, a built-in USB port for additional charging convenience, and multiple safety protections to ensure safe operation. Ideal for home and travel use, this adapter is designed to meet diverse power needs.

## Description

Product name: 3-12V regulated power supply Rated power: 30W Input voltage: AC100-240V 0.25A 50/60Hz Output voltage: 3V/4.5V/5V/6V/7.5V/9V/12 USB output: 5.0V2.1A Power cord length: 1.2M DC head output: 5.5x2.5mm 5.5x2.1mm 4.0x1.7mm 3.5x1.35mm 3.0x1.1mm 2.5x0.7mm Micro LED Treminal Connector (DC connector can be replaced according to customer requirements)'

## Features

- 🎤🌺【Input】: Power Supply Adapter, AC 100~240V, Output: DC 3V 4.5V 5V 6V 7.5V 9V 12V adjustable, Max 2.5A 30W; It can supply with any amp less than 2.5A, such as 300mA 500mA 800mA 1A 1.2A 1.5A 1.8A 2A 2.1A 2.2A 2.4A 2.5A. Equipped with a 5V 2.1A USB port at the bottom, you can connect any standard USB cable to it. (USB cable not included).
- 🎤🌺【Universal DC Plug】: Converter Adapter, DC cable Line Length:120cm(47.24inch),in order to meet your devices more requirements,it contains free 8different sizes of interchangeable plugs.ߓ环te:Since there are many kinds of adapter output Plugs,if you can't confirm what plugs your device needs,please contact us first.(Or check the device's Jack) to avoid wrong purchases.Please check photos
- 🎤🌺【12V 1A adaptor】The International Power Adapters for many kinds of small household electronics,like Smart Phone,Router,Speaker,Hubs,LED strips,Telekom,T-Com,Speedport,Radiowecker,Scanner,Switch,ESCAM QD300,Alarm bell,Handheld massage device and many other compatible electronic devices that not listed.▶Please confirm that your device is compatible before purchasing.
- 🎤🌺【Built-in multiple safety protection systems】. 12V 2A DC Power Supply Adapter, Automatic over voltage cut-off, over current cut-off, over temperature cut-off, short circuit cut-off. We focus on producing premium quality and safety power adapters. No noise, no spontaneous combustion, no explosion, no fire hazard, safe to use. 6ft long power cable makes it convenient to use.
- 🎤🌺【Please contact us】Value for money guaranteed,buy our products worry free every day.▶If desertcart can't handle the issue,please contact-us.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | RJMAC |
| Part number | 1 |
| Item Weight | 180 g |
| Package Dimensions | 11.8 x 11.3 x 6 cm; 180 g |
| Manufacturer reference | 1 |
| Colour | black |
| Power source type | Adapter |
| Wattage | 30 watts |
| Plug profile | Wall Mount |
| Special Features | Short Circuit Protection |
| Included components | 1 |
| Batteries included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** RJMAC
- **Connectivity technology:** USB
- **Connector type:** usb
- **Compatible devices:** Speakers
- **Compatible phone models:** SAMSUNG Galaxy Note 9
- **Included components:** 1
- **Special feature:** Short Circuit Protection
- **Colour:** black
- **Input voltage:** 240 Volts
- **Mounting type:** Wall Mount

## Images

![RJMAC DC Power Adapter 3V/4.5V/5V/6V/7.5V/9V/12V-2A, MAX 30W, Universal Multifunctional PortableDC Transformers USB port, 8 Selectable Adaptor Tips Used for Various Small Electronic Devices, black - Image 1](https://m.media-amazon.com/images/I/51jmyZL8AdL.jpg)
![RJMAC DC Power Adapter 3V/4.5V/5V/6V/7.5V/9V/12V-2A, MAX 30W, Universal Multifunctional PortableDC Transformers USB port, 8 Selectable Adaptor Tips Used for Various Small Electronic Devices, black - Image 2](https://m.media-amazon.com/images/I/51sVIbPzKYL.jpg)
![RJMAC DC Power Adapter 3V/4.5V/5V/6V/7.5V/9V/12V-2A, MAX 30W, Universal Multifunctional PortableDC Transformers USB port, 8 Selectable Adaptor Tips Used for Various Small Electronic Devices, black - Image 3](https://m.media-amazon.com/images/I/51uDHwDj-AL.jpg)
![RJMAC DC Power Adapter 3V/4.5V/5V/6V/7.5V/9V/12V-2A, MAX 30W, Universal Multifunctional PortableDC Transformers USB port, 8 Selectable Adaptor Tips Used for Various Small Electronic Devices, black - Image 4](https://m.media-amazon.com/images/I/71xprnHgoLL.jpg)
![RJMAC DC Power Adapter 3V/4.5V/5V/6V/7.5V/9V/12V-2A, MAX 30W, Universal Multifunctional PortableDC Transformers USB port, 8 Selectable Adaptor Tips Used for Various Small Electronic Devices, black - Image 5](https://m.media-amazon.com/images/I/61U2byjlNmL.jpg)

---

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---

*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-02-27*