--- product_id: 87879849 title: "PSA-120S Power Adapter" brand: "boss" price: "€ 148.09" currency: EUR in_stock: true reviews_count: 2 category: "Boss" url: https://www.desertcart.es/products/87879849-psa-120s-power-adapter store_origin: ES region: Spain --- # 500mA high current output LED power status indicator 10ft extended power cable PSA-120S Power Adapter **Brand:** boss **Price:** € 148.09 **Availability:** ✅ In Stock ## Summary > ⚡ Power your sound, own the stage—no compromises. ## Quick Answers - **What is this?** PSA-120S Power Adapter by boss - **How much does it cost?** € 148.09 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.es](https://www.desertcart.es/products/87879849-psa-120s-power-adapter) ## Best For - boss enthusiasts ## Why This Product - Trusted boss brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Space-Smart Design:** Innovative form factor avoids blocking adjacent outlets, maximizing your power strip real estate. - • **Instant Power Status at a Glance:** Built-in LED indicator lets you verify power on/off instantly—no guesswork, just confidence. - • **Trusted by Pros & Students Alike:** Original BOSS quality ensures durability and reliability for all your essential gear. - • **Power Up Multiple Pedals Effortlessly:** Delivers a robust 500mA current to keep your digital and analog pedals running seamlessly. - • **Extended Reach for Ultimate Flexibility:** Nearly 10 feet of cable length means no more cramped setups or limited placement options. ## Overview The BOSS PSA-120S Power Adapter is a professional-grade, 9V, 500mA power supply designed specifically for BOSS digital and analog pedals and accessories. Featuring a nearly 10-foot cable, LED power indicator, and a space-saving design that won’t block adjacent outlets, it’s the go-to adapter trusted by musicians worldwide for reliable, continuous performance. ## Description The PSA-120S is the recommended power supply for products such as all new BOSS Compact and Twin Pedals, ME-50/-20/-20B Multi Effects, the DB-66/-88/-90 Metronome, DR Series Drum Machines, FC Series Foot Control, MC-202, SH-101, SP-202, TR-626 and all TU series and all -Tuner. Review: A must for Boss DB-90 Dr. Beat Metronome. - The recommended adapter for most Boss products. I got it for my Boss DB-90 Dr. Beat Metronome. Now no worries about batteries. It is well built and hardy product. An original Boss. Highly recommended for professional musicians and students. Review: Satistfied. - It's original roland boss adaptor for boss gt1. desertcart diliverd it too fast. Totally satisfied. ## Features - New generation power supply for today's digital instruments - 500 mA of current to easily power multiple pedals, even digital ones - Power cable length is increased to almost 10 feet - LED indicator for quick visual verification of on/off status - New design which does not cover adjacent power outlets ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0012BPMHW | | Additional Features | Travel | | Amperage | 0.5 Amps | | Box Contents | Power Cord | | Brand | BOSS | | Brand Name | BOSS | | Colour | Black | | Compatible Devices | Game Consoles | | Compatible Phone Models | PSA 120S | | Connectivity Technology | USB | | Connector Type | 2-Pin | | Country of Origin | USA | | Current Rating | 500 Milliamps | | Customer Package Type | Protective Packaging | | Customer Reviews | 4.7 out of 5 stars 1,690 Reviews | | Enclosure Material | Plastic | | Frequency Range | 60 Hz | | Global Trade Identification Number | 00761294402450 | | Included Components | Power Cord | | Input Voltage | 120 Volts | | Item Weight Unit of Measure | 0.15 Kilograms | | Main Power Connector Type | 2 Pin | | Manufacturer | BOSS | | Model Number | PSA-120S | | Mounting Type | Wall Mount | | Number of Items | 1 | | Number of Power Levels | 1 | | Output Current | 0.5 Amps | | Output Voltage | 9 Volts | | Portable | Yes | | Power Plug Type | Type B - 3 pin (North American & Japanese) | | Power Source | Corded Electric | | Special Feature | Travel | | Specification Met | WEEE | | UPC | 686751478659 750408391629 602003603723 887469894186 333335560018 761294015735 761294507902 761294402450 | | Wattage | 120 Watts | ## Product Details - **Brand:** BOSS - **Connector Type:** 2-Pin - **Compatible Devices:** Game Consoles - **Compatible Phone Models:** PSA 120S - **Included Components:** Power Cord - **Special Feature:** Travel - **Colour:** Black - **Input Voltage:** 120 Volts - **Amperage:** 0.5 Amps - **Wattage:** 120 Watts ## Images ![PSA-120S Power Adapter - Image 1](https://m.media-amazon.com/images/I/71ZJg-1LbXL.jpg) ## Questions & Answers **Q: It would be a good idea to add the specifications of this product ... volts, mA, polarity, etc** A: 9 volts DC (direct current) output. 500ma. Regulated. Tip negative. Sleeve positive. 3 meter cord. Status light flashes to indicate grounding problems. "Space saving" design compared to traditional adapters to allow multiple adapters to connect adjacent to each other on common outlet strips. **Q: Is this genuine Boss/Roland product or 3rd party copy?** A: The box says "Roland Corporation" and "Made in China". If this is a 3rd party copy how would I know? It sure looks like its genuine to me. **Q: Will BossPSA-120S power Adapter power Boss Digital Recorder MICRO BR (requires 3v dc)** A: It works on the Boss Roland BR-80 Portable Digital Recorder (http://smile.amazon.com/gp/product/B0052W4188/ref=oh_details_o00_s00_i00?ie=UTF8&psc=1). I also recommend this case to protect it while carrying it around (http://smile.amazon.com/gp/product/B002VPE1QG/ref=oh_details_o00_s00_i01?ie=UTF8&psc=1). **Q: Does it work on the boss ve-20 vocal processor ?** A: YES, that why I bought mine. ## Customer Reviews ### ⭐⭐⭐⭐⭐ A must for Boss DB-90 Dr. Beat Metronome. *by J***R on 31 March 2017* The recommended adapter for most Boss products. I got it for my Boss DB-90 Dr. Beat Metronome. Now no worries about batteries. It is well built and hardy product. An original Boss. Highly recommended for professional musicians and students. ### ⭐⭐⭐⭐⭐ Satistfied. *by K***G on 13 September 2017* It's original roland boss adaptor for boss gt1. Amazon diliverd it too fast. Totally satisfied. ## Frequently Bought Together - Boss PSA-120S Power Adapter - Boss VE-22 Vocal Effects and Looper Pedal - D'Addario Accessories Guitar Pedal Power Supply - DC 9V Power Cord - 9V Power Supply for Guitar Pedals - Pedalboard Power Supply - PW-CT-9V --- ## 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.es/products/87879849-psa-120s-power-adapter](https://www.desertcart.es/products/87879849-psa-120s-power-adapter) --- *Product available on Desertcart Spain* *Store origin: ES* *Last updated: 2026-04-24*