--- product_id: 38145892 title: "UpBright New 18V AC/DC Adapter Compatible with ID: 2.5mm OD: 5.5mm Barrel Round Plug 2.5 mm X 5.5 mm 18 Volt 3 Amp 18 V 18.5V 3A 18VDC 3.0A - 3.5A (Positive Inside) Power Supply Cord Cable Charger PSU" brand: "upbright" price: "€ 46.99" currency: EUR in_stock: true category: "Upbright" url: https://www.desertcart.pt/products/38145892-upbright-new-18v-ac-dc-adapter-compatible-with-id-2 store_origin: PT region: Portugal --- # 54W high power output 100-240V global compatibility OVP, OCP, SCP multi-layer protection UpBright New 18V AC/DC Adapter Compatible with ID: 2.5mm OD: 5.5mm Barrel Round Plug 2.5 mm X 5.5 mm 18 Volt 3 Amp 18 V 18.5V 3A 18VDC 3.0A - 3.5A (Positive Inside) Power Supply Cord Cable Charger PSU **Brand:** upbright **Price:** € 46.99 **Availability:** ✅ In Stock ## Summary > ⚡ Power your productivity, anywhere, anytime! ## Quick Answers - **What is this?** UpBright New 18V AC/DC Adapter Compatible with ID: 2.5mm OD: 5.5mm Barrel Round Plug 2.5 mm X 5.5 mm 18 Volt 3 Amp 18 V 18.5V 3A 18VDC 3.0A - 3.5A (Positive Inside) Power Supply Cord Cable Charger PSU by upbright - **How much does it cost?** € 46.99 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/38145892-upbright-new-18v-ac-dc-adapter-compatible-with-id-2) ## Best For - upbright enthusiasts ## Why This Product - Trusted upbright brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Safety First, Always:** Built-in Over Voltage, Over Current, and Short Circuit protections keep your gear safe. - • **Plug & Play Worldwide:** Supports 100-240VAC input, perfect for global professionals on the move. - • **Risk-Free Power Boost:** Backed by 30-day refund and 24-month exchange for ultimate peace of mind. - • **Power Up with Confidence:** Delivers a robust 18V DC at 3A for seamless device performance. - • **Precision Fit Barrel Connector:** 2.5mm ID x 5.5mm OD with center positive ensures perfect compatibility and stable connection. ## Overview The UpBright 18V AC/DC Adapter is a high-performance, globally compatible power supply delivering 54 watts at 18 volts and 3 amps. Featuring a precision 2.5mm x 5.5mm barrel plug with center positive polarity, it ensures reliable connectivity and device safety with built-in over voltage, over current, and short circuit protections. Ideal for professionals seeking dependable power on the go, it comes with a 30-day refund and 24-month exchange warranty for risk-free use. ## Description UpBright New 18V AC / DC Adapter Compatible with ID: 2.5mm OD: 5.5mm Barrel Round Plug 2.5 mm X 5.5 mm (fit 2.1mm x 5.5mm) 18 Volt 3 Amp 54 watts 18 Volts DC @ 3 Amps. 54 Watt 18V - 18.5V 3A 18VDC 3.0A - 3.5A 18 VDC x 3000mA 54W DC18V 18.0V (fit 18 V 1A / 1.5A / 2A / 2.5A / 1500mA / 2000mA / 2500mA) (Positive Inside) Switching Mode Power Supply Cord Cable PS Battery Charger Mains PSU CECCCROHS 100-240 ## Features - World Wide Input Voltage 100-240VAC 50/60Hz. OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection). Tested Units. In Great Working Condition. UpBright 30 Days Refund. 24 Months Exchange. - UpBright New 18V AC / DC Adapter Compatible with ID: 2.5mm OD: 5.5mm Barrel Round Plug 2.5 mm X 5.5 mm (fit 2.1mm x 5.5mm) 18 Volt 3 Amp 54 watts 18 Volts DC @ 3 Amps. 54 Watt 18V - 18.5V 3A 18VDC 3.0A - 3.5A 18 VDC x 3000mA 54W DC18V 18.0V (fit 18 V 1A / 1.5A / 2A / 2.5A / 1500mA / 2000mA / 2500mA) (Positive Inside) Switching Mode Power Supply Cord Cable PS Battery Charger Mains PSU - Note: The outside diameter is 5.5mm the inside is 2.5mm/2.1mm. Center Positive. NOT Center Negative. Someone may have bought it by mistake. Please Check For Compatibility With Your Unit. Thanks. or if you are not sure the plug size Please let us help. - If you need 18VDC with Center Negative power supply. Please check item B08DKP1978. or Please let us help. Thanks. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01LL0C8LG | | Amperage | 3 A | | Brand | UPBRIGHT | | Color | Black | | Connector Type Used on Cable | Barrel Connector | | Customer Reviews | 4.4 4.4 out of 5 stars (153) | | Form Factor | rectangular, external | | Input Voltage | 120 volts_of_alternating_current | | Item Dimensions | 6 x 3 x 2 inches | | Manufacturer | UpBright | | Maximum Power | 54 watts | | Mfr Part Number | 18V DC 3A 2.5mm X 5.5mm Power Supply | | Model Number | 18V DC 3A 2.5mm X 5.5mm Power Supply | | Output Current | 3 A | | Output Voltage | 18 volts_of_direct_current | | Output Wattage | 54 watts | | Specification Met | CE | | UPC | 791688541861 | | Unit Count | 1 Count | | Warranty Description | Warranty: 30 Days Refund - 24 Months Exchange | ## Product Details - **Amperage:** 3 A - **Brand:** UPBRIGHT - **Color:** Black - **Connector Type:** Barrel Connector - **Input Voltage:** 120 volts_of_alternating_current ## Images ![UpBright New 18V AC/DC Adapter Compatible with ID: 2.5mm OD: 5.5mm Barrel Round Plug 2.5 mm X 5.5 mm 18 Volt 3 Amp 18 V 18.5V 3A 18VDC 3.0A - 3.5A (Positive Inside) Power Supply Cord Cable Charger PSU - Image 1](https://m.media-amazon.com/images/I/71LQx-B-BPL.jpg) ## Frequently Bought Together - UpBright New 18V AC/DC Adapter Compatible with ID: 2.5mm OD: 5.5mm Barrel Round Plug 2.5 mm X 5.5 mm 18 Volt 3 Amp 18 V 18.5V 3A 18VDC 3.0A - 3.5A (Positive Inside) Power Supply Cord Cable Charger PSU - HiFiBerry HighPi Raspberry Pi Case - Raspberry Pi4 - Raspberry Pi 4 Model B 2019 Quad Core 64 Bit WiFi Bluetooth (4GB) --- ## 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.pt/products/38145892-upbright-new-18v-ac-dc-adapter-compatible-with-id-2](https://www.desertcart.pt/products/38145892-upbright-new-18v-ac-dc-adapter-compatible-with-id-2) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-09-01*