--- 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: "R$164" currency: BRL in_stock: true reviews_count: 9 category: "Elegoo" url: https://www.desertcart.com.br/products/46466672-elegoo-9v-1a-ac-dc-power-adapter-5-5-x store_origin: BR region: Brazil --- # 9V output voltage 100-240V auto international voltage 5.5 x 2.1mm center-positive plug 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:** R$164 **Availability:** ✅ In Stock ## Summary > ⚡ Power your projects with precision and confidence! ## 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?** R$164 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/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 - • **Precision Fit Connector:** 5.5 x 2.1mm center-positive barrel plug ensures seamless connection with your gear. - • **Reliable 9V Power Boost:** Delivers a steady 1A current to keep your Arduino and 9V devices running flawlessly. - • **Certified Safety Assurance:** UL, FCC, and CE certifications guarantee safe, worry-free operation in professional setups. - • **Compact & Wall-Mount Ready:** Sleek white design with easy wall mounting keeps your workspace clean and efficient. - • **Universal Voltage Compatibility:** Automatically adapts from 100V to 240V, perfect for global use without a hitch. ## Overview The ELEGOO 9V 1A AC/DC Power Adapter is a UL, FCC, and CE certified power supply designed for Arduino UNO R3, Mega 2560, and other 9V devices requiring up to 1A current. Featuring a 5.5 x 2.1mm center-positive barrel connector and automatic 100-240V voltage conversion, it ensures reliable, safe, and globally compatible power delivery in a compact, wall-mountable form factor. ## 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 Review: Functionality - Serves its purpose, even if it has been for just one component Review: Good replacement power cord. - Starves it's purpose well. Seems well made. ## Features - Fully US Regulated Power Supply Adapter. - Center or Tip is positive, sleeve is negative. Automatically converts international voltages, up to 1A output. - Compatibility with Arduino UNO R3 Mega 2560 1280. Works with devices require 9V and 1000mA of DC power and physically fits the plug. Please make sure the connector size 5.5x2.1mm can fit your applications before purchase. - 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. ## 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 | AC to DC | | Current Rating | 1 A | | Customer Package Type | [Assumed] Standard Shipping Package | | Customer Reviews | 4.5 out of 5 stars 994 Reviews | | Enclosure Material | Plastic | | Form Factor | Plug | | Frequency Range | 60 hertz | | Included Components | 1 x AC 100V-240V Converter Adapter | | 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 Feature | Magnetic | | Special Features | Magnetic | | Specification Met | CE, FCC, UL | | Unit Count | 1 Count | | Voltage | 9 volts | | Warranty Description | 6 Months | | Wattage | 15 watts | ## Product Details - **Brand:** ELEGOO - **Connector Type:** Barrel Connector - **Compatible Devices:** Arduino UNO R3, Arduino Mega 2560, Arduino 1280, Arduino CCTV - **Included Components:** 1 x AC 100V-240V Converter Adapter - **Special Feature:** Magnetic - **Color:** White - **Input Voltage:** 240 Volts - **Amperage:** 1 Amps - **Wattage:** 15 watts - **Number of Items:** 1 ## 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) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Functionality *by S***I on May 19, 2026* Serves its purpose, even if it has been for just one component ### ⭐⭐⭐⭐⭐ Good replacement power cord. *by B***. on October 8, 2025* Starves it's purpose well. Seems well made. ### ⭐⭐⭐⭐⭐ good purchase *by L***Y on May 22, 2026* Perfect fit for Lightstim product --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.com.br/products/46466672-elegoo-9v-1a-ac-dc-power-adapter-5-5-x](https://www.desertcart.com.br/products/46466672-elegoo-9v-1a-ac-dc-power-adapter-5-5-x) --- *Product available on Desertcart Brazil* *Store origin: BR* *Last updated: 2026-07-29*