---
product_id: 404507378
title: "9V Guitar Power Supply 9 Isolated DC Output for 9V/12V/18V Effect Pedal and 1 USB Output for Mobile Devices (Lotkey LPB-03)…"
brand: "lotkey"
price: "€ 16.34"
currency: EUR
in_stock: false
reviews_count: 11
url: https://www.desertcart.pt/products/404507378-9v-guitar-power-supply-9-isolated-dc-output-for-9v
store_origin: PT
region: Portugal
---

# 10 Outputs Noise Reduction Short Circuit Protection 9V Guitar Power Supply 9 Isolated DC Output for 9V/12V/18V Effect Pedal and 1 USB Output for Mobile Devices (Lotkey LPB-03)…

**Brand:** lotkey
**Price:** € 16.34
**Availability:** ❌ Out of Stock

## Summary

> 🎸 Power Your Passion with Precision!

## Quick Answers

- **What is this?** 9V Guitar Power Supply 9 Isolated DC Output for 9V/12V/18V Effect Pedal and 1 USB Output for Mobile Devices (Lotkey LPB-03)… by lotkey
- **How much does it cost?** € 16.34 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/404507378-9v-guitar-power-supply-9-isolated-dc-output-for-9v)

## Best For

- lotkey enthusiasts

## Why This Product

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

## Key Features

- • **Safety First:** Independent short-circuit protection keeps your setup safe, allowing you to rock on without worry.
- • **Power Up Your Pedals:** With 10 isolated outputs, including 9V, 12V, and 18V options, your effects pedals will never run out of juice.
- • **Illuminate Your Setup:** Bright blue LED indicators not only light up your pedal board but also alert you to any issues.
- • **Universal Compatibility:** Designed for AC 100V-240V input, this power supply is perfect for musicians on the go.
- • **Whisper-Quiet Performance:** Experience the magic of low noise operation, ensuring your sound is pure and uninterrupted.

## Overview

The Lotkey LPB-03 is a versatile 9V guitar power supply featuring 10 isolated outputs, including options for 9V, 12V, and 18V, along with a USB output for mobile devices. Crafted from lightweight aluminum, it boasts a noise reduction circuit for optimal performance and independent short-circuit protection for safety. The bright blue LED indicators enhance visibility, making it an essential tool for any guitarist.

## Description

Buy 9V Guitar Power Supply 9 Isolated DC Output for 9V/12V/18V Effect Pedal and 1 USB Output for Mobile Devices (Lotkey LPB-03)…: Internal Power Supplies - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Works no noise. - I have had this power brick fully loaded with all ports plugged in and it works and supplies power to all the pedals with no noise. ((With no noise added)).
Review: Does great - Killed a ton of the noise and done away with all those wires. Big difference.

## Features

- ISOLATED OUTPUTS: Lotkey LPB-03 9V Guitar Pedal Power Supply has 10 outputs ,which includes 7 ways 9V 200mA, 1 way 12V 200mA, 1 way 18V 200mA , 1 way 5V 500mA Provide external output for standard USB interface
- NOISE REDUCTION CIRCUIT DESIGN：Donner Guitar Pedal Power Supply Quality is made of aluminum alloy material, which makes it light, and portable. It has a noise reduction function, low noise gives you a better experience, and direct current increases the stability of the power supply during use.
- SHORT CIRCUIT PROTECTION:Independent short-circuit protection, when one output is short-circuited, other outputs can still work.
- BLUE LED LIGHT FOR INDICATE：Bright blue LED for pedal board lighting and short circuit indicate.
- FIT FOR GUITAR EFFECTS：AC 100v-240V Input: DC 18V，Powers For 9V、12V or 18V PEDAL.Package includes 8 pcs power cables 1DC18V Adapter 1 Power Supply 2 Velcro.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09MHT9R5L |
| Amperage | 200 milliamps |
| Best Sellers Rank | #88,514 in Musical Instruments ( See Top 100 in Musical Instruments ) #1,435 in Keyboard Power Supplies #2,310 in Computer Power Supplies |
| Brand | LOTKEY |
| Built-In Media | 1 x Power Supply Unit, 8 x Power Cables, 1 x DC18V Adapter, 2 x Velcro |
| Color | LPB-03 |
| Compatible Devices | Musical Instruments |
| Connectivity Technology | USB |
| Connector Type | USB |
| Current | DC |
| Current Rating | 200 milliamps |
| Customer Reviews | 4.1 out of 5 stars 77 Reviews |
| Enclosure Material | Aluminum |
| Form Factor | Box |
| Frequency Range | 50 hz - 60 hzard |
| Included Components | 1 x Power Supply Unit, 8 x Power Cables, 1 x DC18V Adapter, 2 x Velcro |
| Input Voltage | 240 volts |
| Item Weight | 0.34 kg |
| Main Power Connector Type | 2 Pin |
| Manufacturer | LOTKEY |
| Mfr Part Number | LPB-03 |
| Model Number | LPB-03 |
| Number of Items | 10 |
| Output Current | 200 milliamps |
| Output Voltage | 9 volts |
| Power Plug | Type A - 2 pin (North American) |
| Power Source | Corded Electric |
| Special Feature | Short Circuit Protection |
| Special Features | Short Circuit Protection |
| Specification Met | ma |
| Total Usb Ports | 1 |
| Unit Count | 1 Count |
| Wattage | 10 watts |

## Product Details

- **Brand:** LOTKEY
- **Connector Type:** USB
- **Compatible Devices:** Musical Instruments
- **Included Components:** 1 x Power Supply Unit, 8 x Power Cables, 1 x DC18V Adapter, 2 x Velcro
- **Special Feature:** Short Circuit Protection
- **Color:** LPB-03
- **Input Voltage:** 240 Volts
- **Amperage:** 200 Milliamps
- **Total USB Ports:** 1
- **Wattage:** 10 watts

## Images

![9V Guitar Power Supply 9 Isolated DC Output for 9V/12V/18V Effect Pedal and 1 USB Output for Mobile Devices (Lotkey LPB-03)… - Image 1](https://m.media-amazon.com/images/I/61JwcJVgq3L.jpg)
![9V Guitar Power Supply 9 Isolated DC Output for 9V/12V/18V Effect Pedal and 1 USB Output for Mobile Devices (Lotkey LPB-03)… - Image 2](https://m.media-amazon.com/images/I/81+S1QZO0qL.jpg)
![9V Guitar Power Supply 9 Isolated DC Output for 9V/12V/18V Effect Pedal and 1 USB Output for Mobile Devices (Lotkey LPB-03)… - Image 3](https://m.media-amazon.com/images/I/71rPsAQ-cfL.jpg)
![9V Guitar Power Supply 9 Isolated DC Output for 9V/12V/18V Effect Pedal and 1 USB Output for Mobile Devices (Lotkey LPB-03)… - Image 4](https://m.media-amazon.com/images/I/81djypFIh-L.jpg)
![9V Guitar Power Supply 9 Isolated DC Output for 9V/12V/18V Effect Pedal and 1 USB Output for Mobile Devices (Lotkey LPB-03)… - Image 5](https://m.media-amazon.com/images/I/81mzTFHlvxL.jpg)

## Questions & Answers

**Q: Does it include the 18v power supply?**
A: Yes it does. Just like it says in the product description and as shown in the photos on the Amazon site.

**Q: How long are the pedal cables?**
A: I think about 14 inches

**Q: I want to hook up a phone portable power supply to this in order to keep it charged and extend it's play time. Can it be used while charging?**
A: Yes

**Q: Will this power supply do fine with the bass guitar?**
A: Yes any pedal that is 300 ma or 100 ma,  It has one plug for 300 and the rest are 100.  I plan on using this for my bass rig at church and my acoustic gigs.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works no noise.
*by U***U on July 22, 2025*

I have had this power brick fully loaded with all ports plugged in and it works and supplies power to all the pedals with no noise. ((With no noise added)).

### ⭐⭐⭐⭐⭐ Does great
*by T***M on February 4, 2024*

Killed a ton of the noise and done away with all those wires. Big difference.

### ⭐ Junk
*by J***E on February 26, 2026*

Bought twice each one worked less than 40 hours

---

## 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/404507378-9v-guitar-power-supply-9-isolated-dc-output-for-9v](https://www.desertcart.pt/products/404507378-9v-guitar-power-supply-9-isolated-dc-output-for-9v)

---

*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-09-29*