---
product_id: 46466672
title: "ELEGOO 9V 1A AC/DC Power Adapter, 5.5 x 2.1mm Center-Positive US Plug | Compatible with Arduino UNO Mega Boards or Other 9V Devices with up to 1A Draw, UL FCC CE Certificate, Wall Charger Adapter"
brand: "elegoo"
price: "¥2689"
currency: JPY
in_stock: true
category: "Elegoo"
url: https://www.desertcart.jp/products/46466672-elegoo-9v-1a-ac-dc-power-adapter-5-5-x
store_origin: JP
region: Japan
---

# 9V DC regulated output 1A max current, center-positive Universal 100-240V AC input ELEGOO 9V 1A AC/DC Power Adapter, 5.5 x 2.1mm Center-Positive US Plug | Compatible with Arduino UNO Mega Boards or Other 9V Devices with up to 1A Draw, UL FCC CE Certificate, Wall Charger Adapter

**Brand:** elegoo
**Price:** ¥2689
**Availability:** ✅ In Stock

## Summary

> 🔋 Power your innovation with ELEGOO’s reliable 9V adapter — never let your projects run low!

## Quick Answers

- **What is this?** ELEGOO 9V 1A AC/DC Power Adapter, 5.5 x 2.1mm Center-Positive US Plug | Compatible with Arduino UNO Mega Boards or Other 9V Devices with up to 1A Draw, UL FCC CE Certificate, Wall Charger Adapter by elegoo
- **How much does it cost?** ¥2689 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/46466672-elegoo-9v-1a-ac-dc-power-adapter-5-5-x)

## Best For

- elegoo enthusiasts

## Why This Product

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

## Key Features

- • **Global Compatibility:** Supports wide 100-240V AC input, ready for any US Type A outlet.
- • **Plug & Play Convenience:** Standard 5.5 x 2.1mm center-positive barrel connector for seamless integration.
- • **Smart Current Management:** Draws only the current your device needs, up to 1A max for efficiency.
- • **Consistent 9V Power Delivery:** Stable, regulated output perfect for Arduino and low-voltage projects.
- • **Certified Safety & Reliability:** UL, FCC, and CE certified for peace of mind in every project.

## Overview

The ELEGOO 9V 1A AC/DC Power Adapter converts any 100-240V AC input into a stable 9V DC output with up to 1A current, featuring a center-positive 5.5 x 2.1mm barrel connector. Designed for Arduino UNO, Mega 2560, and similar low-voltage electronics, it ensures efficient power delivery with global compatibility and certified safety standards.

## Description

Buy ELEGOO 9V 1A AC/DC Power Adapter, 5.5 x 2.1mm Center-Positive US Plug | Compatible with Arduino UNO Mega Boards or Other 9V Devices with up to 1A Draw, UL FCC CE Certificate, Wall Charger Adapter: AC Adapters - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- Regulated 9 V DC Output: Converts 100–240 V AC, 50/60 Hz input to regulated 9 V DC output up to 1 A for compatible controller boards and low-voltage electronics
- Wide-Range AC Input: Supports 100–240 V AC, 50/60 Hz mains input with a US Type A wall plug; the connected device draws only the current it requires, up to the adapter's 1 A rating
- Check Four Specs Before Connecting: Your device must require 9 V DC, draw no more than 1 A, use center-positive polarity and accept the specified barrel connector; matching voltage alone is not sufficient
- DOES NOT fits Effects Pedals, Drum, DJ controller, Piano keyboards, Label makers and other equipment with power ports of negative-tip. Not applicable for devices that withstand minimal electromagnetic interference, such as radio set.
- For Compatible Controller Projects: Suitable for compatible UNO R3 and MEGA 2560 boards with the correct DC jack, giving bench projects a dedicated power source without occupying a computer USB port

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B074BRR5YN |
| Amperage | 1 A |
| Brand | ELEGOO |
| Built-In Media | 1 x AC 100V-240V Converter Adapter |
| Color | White |
| Compatible Devices | Arduino UNO R3, Arduino Mega 2560, Arduino 1280, Arduino CCTV |
| Compatible Power Plug Type | Type A - 2 pin (North American) |
| Connectivity Technology | DC Barrel Connector |
| Connector Type | Barrel Connector |
| Current | Output Current: 1 A |
| Current Rating | 1 A |
| Customer Package Type | [Assumed] Standard Shipping Package |
| Customer Reviews | 4.5 4.5 out of 5 stars (1,000) |
| Enclosure Material | Plastic |
| Form Factor | Plug |
| Frequency Range | 60 hertz |
| Input Voltage | 240 volts |
| Main Power Connector Type | 2 Pin |
| Manufacturer | ELEGOO |
| Mfr Part Number | EL-CP-026 |
| Model Number | EL-CP-026 |
| Mounting Type | Wall Mount |
| Number of Items | 1 |
| Number of Power Levels | 1 |
| Output Current | 1 A |
| Output Voltage | 9 volts |
| Plug Type | Type A - US style |
| Power Plug | Type A - 2 pin (North American) |
| Power Source | Corded Electric |
| Special Features | Magnetic |
| Specification Met | CE, FCC, UL |
| Unit Count | 1 Count |
| Voltage | 9 volts |
| Warranty Description | 6 Months |
| Wattage | 9 watts |

## Product Details

- **Amperage:** 1 A
- **Brand:** ELEGOO
- **Color:** White
- **Compatible Devices:** Arduino UNO R3, Arduino Mega 2560, Arduino 1280, Arduino CCTV
- **Connector Type:** Barrel Connector
- **Included Components:** 1 x AC 100V-240V Converter Adapter
- **Input Voltage:** 240 volts
- **Number of Items:** 1
- **Special Feature:** Magnetic
- **Wattage:** 9 watts

## Images

![ELEGOO 9V 1A AC/DC Power Adapter, 5.5 x 2.1mm Center-Positive US Plug | Compatible with Arduino UNO Mega Boards or Other 9V Devices with up to 1A Draw, UL FCC CE Certificate, Wall Charger Adapter - Image 1](https://m.media-amazon.com/images/I/51q+WKOMdNL.jpg)

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**Shop now:** [https://www.desertcart.jp/products/46466672-elegoo-9v-1a-ac-dc-power-adapter-5-5-x](https://www.desertcart.jp/products/46466672-elegoo-9v-1a-ac-dc-power-adapter-5-5-x)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-09-12*