---
product_id: 183863502
title: "UpBright 20V 4A AC/DC Adapter Compatible with JBL Boombox 2 1 Boombox2 Speaker by Harman MAIN-40911 JBLBOOMBOX JBLBOOMBOX2 JBLBOOMBOX2BLKAM JBLBOOMBOXBLKAM ADS-90PLA-19-2 20080E Power Supply Charger"
brand: "upbright"
price: "¥6762"
currency: JPY
in_stock: true
reviews_count: 8
category: "Upbright"
url: https://www.desertcart.jp/products/183863502-upbright-20v-4a-ac-dc-adapter-compatible-with-jbl-boombox
store_origin: JP
region: Japan
---

# 20V 4A Power Output 100-240V Worldwide Voltage OVP, OCP, SCP Safety Protections UpBright 20V 4A AC/DC Adapter Compatible with JBL Boombox 2 1 Boombox2 Speaker by Harman MAIN-40911 JBLBOOMBOX JBLBOOMBOX2 JBLBOOMBOX2BLKAM JBLBOOMBOXBLKAM ADS-90PLA-19-2 20080E Power Supply Charger

**Brand:** upbright
**Price:** ¥6762
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your party anywhere, anytime with UpBright’s global juice!

## Quick Answers

- **What is this?** UpBright 20V 4A AC/DC Adapter Compatible with JBL Boombox 2 1 Boombox2 Speaker by Harman MAIN-40911 JBLBOOMBOX JBLBOOMBOX2 JBLBOOMBOX2BLKAM JBLBOOMBOXBLKAM ADS-90PLA-19-2 20080E Power Supply Charger by upbright
- **How much does it cost?** ¥6762 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/183863502-upbright-20v-4a-ac-dc-adapter-compatible-with-jbl-boombox)

## 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

- • **Risk-Free Upgrade:** Enjoy 30-day refunds and 24-month exchanges—because your sound deserves zero downtime.
- • **Rock-Solid Safety:** Built-in over-voltage, over-current, and short-circuit protections safeguard your gear and peace of mind.
- • **Global Compatibility:** Works seamlessly worldwide with 100-240VAC input—perfect for the jet-setting audiophile.
- • **Reliable Power Boost:** Delivers a consistent 80W-90W output to keep your JBL Boombox 2 roaring with energy.
- • **Plug & Play Confidence:** Tested units ensure flawless compatibility and performance—no guesswork, just pure power.

## Overview

The UpBright 20V 4A AC/DC Adapter is a precision-engineered power supply designed specifically for JBL Boombox 2 and compatible models. Featuring worldwide voltage compatibility (100-240VAC), robust 80-90W output, and comprehensive safety protections (OVP, OCP, SCP), it guarantees reliable, safe charging. Tested for quality and backed by a 30-day refund and 24-month exchange policy, this adapter ensures your portable powerhouse stays charged and ready wherever life takes you.

## Description

desertcart.com : UpBright 20V 4A AC/DC Adapter Compatible with JBL Boombox 2 1 Boombox2 Speaker by Harman MAIN-40911 JBLBOOMBOX JBLBOOMBOX2 JBLBOOMBOX2BLKAM JBLBOOMBOXBLKAM ADS-90PLA-19-2 20080E Power Supply Charger : Electronics

Review: Perfect match - Work perfect for the box
Review: Igual al Original. Lo recomiendo

## 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 Global 20V AC / DC Adapter Compatible with JBL by Harman Model: Boombox Boombox 2 Portable Bluetooth V5.1 IPX7 Waterproof Speaker Boombox2 Boom box 2 Boom box2 HARMAN FCC ID APIJBLBOOMBOX IC 6132A-JBLBOOMBOX Model: MAIN-40911 JBLBOOMBOXSQUADAM JBLBOOMBOXGRNAM JBLBOOMBOXBLKEU JBLBOOMBOXBLKJN JBLBOOMBOX2BLKAM JBLBOOMBOX2SQUADAM JBLBOOMBOX2 20.0V 4.0A - 4.5A 80W - 90W 20VDC 4A DC20V 4000mA 20 V 4 A 20 VDC Class 2 Switching Power Supply Cord Cable PS Battery Charger Mains PSU
- Compatible with: JBL ADS-90PLA-19-2 20080E ADS-90PLA-19-220080E ADS-90PLA-19220080E ADS-90PLA-2 Shenzhen Honor Electronic Co., Ltd Switching Power Supply; HOIOTO ADS-90PL-19-2 20080E ADS-90PL-19-220080E ADS-90PL-19220080E; JBL Enceinte Bluetooth Boombox Noir JBL Boom Box Most-Powerful Portable Speaker with 20000MAH Battery Built-in Power Bank Power Supply
- Compatible with: JBL Boombox Portable Bluetooth Waterproof Speaker HARMAN FCC ID APIJBLBOOMBOX IC 6132A-JBLBOOMBOX Model: MAIN-40911 MAIN-40911-cr JBLBOOMBOXSQUADAM JBLBOOMBOXGRNAM JBLBOOMBOXGRNAM-CR JBLBOOMBOXGRNAM-BA; JBL Boombox Forest Green (CR) Portable Bluetooth Speaker JBLBOOMBOXBLKEU; JBL Boombox Bluetooth Speaker IPX7 Waterproof Radiator JBLBOOMBOXBLKJN; JBL Boombox 1 Boombox1 BOOMBOXBLKAM JBLBOOMBOXBLKAM JBLBOOMBOXBLKAM-Z JBLBOOMBOXBLKAMZ JBLBOOMBOX Large Portable Bluetooth Speaker
- Compatible with listing item ASIN: B086C14ZPY -- Compatible with JBL Boombox 2 - Portable Bluetooth Speaker, Powerful Sound and Monstrous Bass, IPX7 Waterproof, 24 Hours of Playtime, Powerbank, JBL PartyBoost for Pairing, for Home and Outdoor(Black) / B086BJ11GW

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B077114KH3 |
| Customer Reviews | 4.6 4.6 out of 5 stars (177) |
| Date First Available | July 23, 2019 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 9.9 ounces |
| Item model number | JBL Boombox 2 Bluetooth Speaker 20V PSU |
| Manufacturer | UpBright |
| Product Dimensions | 6 x 3 x 2 inches |

## Product Details

- **Amperage:** 4 Amps
- **Brand:** UPBRIGHT
- **Compatible Devices:** AC Adapter
- **Compatible Phone Models:** JBL Boombox speakers
- **Connector Type:** Barrel Connector
- **Included Components:** Adapter
- **Input Voltage:** 120 Volts (AC)
- **Special Feature:** Short Circuit Protection
- **Total USB Ports:** 1
- **Wattage:** 80 watts

## Images

![UpBright 20V 4A AC/DC Adapter Compatible with JBL Boombox 2 1 Boombox2 Speaker by Harman MAIN-40911 JBLBOOMBOX JBLBOOMBOX2 JBLBOOMBOX2BLKAM JBLBOOMBOXBLKAM ADS-90PLA-19-2 20080E Power Supply Charger - Image 1](https://m.media-amazon.com/images/I/71LQx-B-BPL.jpg)
![UpBright 20V 4A AC/DC Adapter Compatible with JBL Boombox 2 1 Boombox2 Speaker by Harman MAIN-40911 JBLBOOMBOX JBLBOOMBOX2 JBLBOOMBOX2BLKAM JBLBOOMBOXBLKAM ADS-90PLA-19-2 20080E Power Supply Charger - Image 2](https://m.media-amazon.com/images/I/71enup5BprL.jpg)
![UpBright 20V 4A AC/DC Adapter Compatible with JBL Boombox 2 1 Boombox2 Speaker by Harman MAIN-40911 JBLBOOMBOX JBLBOOMBOX2 JBLBOOMBOX2BLKAM JBLBOOMBOXBLKAM ADS-90PLA-19-2 20080E Power Supply Charger - Image 3](https://m.media-amazon.com/images/I/71KX37ageoL.jpg)
![UpBright 20V 4A AC/DC Adapter Compatible with JBL Boombox 2 1 Boombox2 Speaker by Harman MAIN-40911 JBLBOOMBOX JBLBOOMBOX2 JBLBOOMBOX2BLKAM JBLBOOMBOXBLKAM ADS-90PLA-19-2 20080E Power Supply Charger - Image 4](https://m.media-amazon.com/images/I/61s9D7cYM5L.jpg)
![UpBright 20V 4A AC/DC Adapter Compatible with JBL Boombox 2 1 Boombox2 Speaker by Harman MAIN-40911 JBLBOOMBOX JBLBOOMBOX2 JBLBOOMBOX2BLKAM JBLBOOMBOXBLKAM ADS-90PLA-19-2 20080E Power Supply Charger - Image 5](https://m.media-amazon.com/images/I/71NdyFn2X4L.jpg)

## Questions & Answers

**Q: Is this charger compatible with the jbl boombox 2?**
A: Yes

**Q: Is this charger compatible with the JBL boombox 2?**
A: Yes it is

## Customer Reviews

### ⭐⭐⭐⭐⭐ Perfect match
*by T***D on June 13, 2025*

Work perfect for the box

### ⭐⭐⭐⭐⭐ Review
*by J***Z on January 29, 2026*

Igual al Original. Lo recomiendo

### ⭐⭐⭐⭐⭐ On-time delivery
*by A***R on April 22, 2023*

Purchased it a day before and 💯 satisfied!! Charging my jbl boombox first generation as soon as it was delivered!! Thank you!! Definitely recommend 👌 👍 Thank you.

## Frequently Bought Together

- UpBright 20V 4A AC/DC Adapter Compatible with JBL Boombox 2 1 Boombox2 Speaker by Harman MAIN-40911 JBLBOOMBOX JBLBOOMBOX2 JBLBOOMBOX2BLKAM JBLBOOMBOXBLKAM ADS-90PLA-19-2 20080E Power Supply Charger
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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-14*