---
product_id: 64745367
title: "KTC CONS Labs PAM8403 2x3W Class D Digital Audio Amplifier Module 5V USB Power"
brand: "ktc cons labs"
price: "€ 0.25"
currency: EUR
in_stock: false
url: https://www.desertcart.sk/products/64745367-ktc-cons-labs-pam8403-2x3w-class-d-digital-audio-amplifier
store_origin: SK
region: Slovakia
---

# 90% Efficiency 3W Output Short Circuit Protection KTC CONS Labs PAM8403 2x3W Class D Digital Audio Amplifier Module 5V USB Power

**Brand:** ktc cons labs
**Price:** € 0.25
**Availability:** ❌ Out of Stock

## Summary

> 🎶 Amplify Your Sound, Minimize Your Worries!

## Quick Answers

- **What is this?** KTC CONS Labs PAM8403 2x3W Class D Digital Audio Amplifier Module 5V USB Power by ktc cons labs
- **How much does it cost?** € 0.25 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/64745367-ktc-cons-labs-pam8403-2x3w-class-d-digital-audio-amplifier)

## Best For

- ktc cons labs enthusiasts

## Why This Product

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

## Key Features

- • **Safety First:** Built-in short circuit protection and thermal shutdown ensure safe operation.
- • **Powerful Sound:** Experience 3W output with minimal distortion for crystal-clear audio.
- • **Efficient Design:** Maximize your audio experience with 90% efficiency, saving energy while delivering power.
- • **Compact & Versatile:** Small footprint (1.85 x 2.11cm) makes it perfect for any project or setup.
- • **Whisper-Quiet Operation:** Enjoy superior low noise performance with THD+N at an impressive low level.

## Overview

The KTC CONS Labs PAM8403 is a compact Class D digital audio amplifier module that delivers 3W output at 10% THD with a 4Ω load, powered by a 5V USB supply. With features like low noise efficiency up to 90%, short circuit protection, and thermal shutdown, this amplifier is designed for both performance and safety, making it an ideal choice for audio enthusiasts and DIY projects alike.

## Description

2 Channels 3W Pam8403 Class D Audio Amplifier Board 5V Usb Powerr For Arduino,Arm & Other Mcu The Pam8403 Is A 3W, Class-D Audio Amplifier. It Offers Low Thd+N, Allowing It To Achieve High-Quality Sound Reproduction. The New Filterless Architecture Allows The Device To Drive The Speaker Directly, Requiring No Low-Pass Output Filters,

## Features

- 3W Output at 10% THD with a 4Ω Load and 5V Power Supply
- Low THD+N Superior Low Noise Efficiency up to 90%
- Short Circuit Protection Thermal Shutdown
- Peaker With: 4~8ohms, recommended: 4ohms Speaker Power: 2~8W
- Advanced Micro Devices, SIZE: 1.85 x 2.11cm

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Voltage | 5 Volts |
| Manufacturer | SE118 |
| Maximum Supply Voltage | 5 Volts |
| Mounting Type | Surface Mount |
| Brand | KTC CONS Labs |
| Number of Channels | 2 |
| Material | plastic copper silicon tin ceramic |
| Model number | SE118 |
| Colour | Green |
| Number of Memory Sticks | 1 |
| Special Feature | 3W Output at 10% THD with a 4Ω Load and 5V Power Supply  Filterless, Low Quiescent Current and Low EMI  Low THD+N  Superior Low Noise  Efficiency up to 90%  Short Circuit Protection  Thermal Shutdown |
| Item Weight | 300 g |
| Package Dimensions | 9.02 x 5.08 x 1.65 cm; 300 g |
| Item model number | SE118 |
| Power Source | corded electric |

## Product Details

- **Voltage:** 5 Volts
- **Manufacturer:** SE118
- **Maximum Supply Voltage:** 5 Volts
- **Mounting Type:** Surface Mount
- **Brand:** KTC CONS Labs

## Images

![KTC CONS Labs PAM8403 2x3W Class D Digital Audio Amplifier Module 5V USB Power - Image 1](https://m.media-amazon.com/images/I/81EDuJALcML.jpg)
![KTC CONS Labs PAM8403 2x3W Class D Digital Audio Amplifier Module 5V USB Power - Image 2](https://m.media-amazon.com/images/I/71XVs-cpo7L.jpg)

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**Shop now:** [https://www.desertcart.sk/products/64745367-ktc-cons-labs-pam8403-2x3w-class-d-digital-audio-amplifier](https://www.desertcart.sk/products/64745367-ktc-cons-labs-pam8403-2x3w-class-d-digital-audio-amplifier)

---

*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-03-18*