---
product_id: 183466679
title: "KLJKUJ IRS2092S 500W Mono Channel Digital Amplifier Class D HiFi Power Amp Board"
brand: "kljkuj"
price: "$34.59"
currency: USD
in_stock: false
category: "Electronics"
url: https://www.desertcart.us/products/183466679-kljkuj-irs2092s-500w-mono-channel-digital-amplifier-class-d-hifi
store_origin: US
region: United States of America
---

# KLJKUJ IRS2092S 500W Mono Channel Digital Amplifier Class D HiFi Power Amp Board

**Brand:** kljkuj
**Price:** $34.59
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** KLJKUJ IRS2092S 500W Mono Channel Digital Amplifier Class D HiFi Power Amp Board by kljkuj
- **How much does it cost?** $34.59 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/183466679-kljkuj-irs2092s-500w-mono-channel-digital-amplifier-class-d-hifi)

## Best For

- kljkuj enthusiasts

## Why This Product

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

## Description

Description: Item type:Digital Amplifier Module 1. Power supply: dual DC power supply &#xA1;&#xC0; 58 --- &#xA1;&#xC0; 70V 2. The rated output power: 500W (&#xA1;&#xC0; 65V power supply, 4 ohm load, distortion 10%) 3. Efficiency:> = 90% 4. SNR: 90dB 5. The total harmonic distortion 380W (&#xA1;&#xC0; 65 power 4 ohm speaker, distortion <0.1% 280W (&#xA1;&#xC0; 65 power 8 ohm speaker, distortion <0.1%): 6. Frequency range: 20Hz-20KHz 7. Speaker: 4-8&#x3A9; 8. Voltage Magnification: 36 times 9. Input sensitivity 1.5V (RMS) 10. Output short circuit protection: Yes 11. That output DC bias protection speaker protection: Yes 12. Over-temperature protection: Yes, radiator FET temperature higher than 100 &#xB0; C, turn off the output 13. Amplifier board size: length x width x height = 98x43x30mm 14. Weight: 95 g Use precautions 1. Rated supply voltage is &#xB1;65V, &#xB1;58---&#xB1;70V range, do not over 70V! positive and negative do not pick wrong 2. Recommended power supply &#xB1;65V 3. Recommended 4-8&#x3A9; / 10-18inch speaker 4. Carefully check before electricity, ensure the wiring is correct Package Include: 1xDigital Amplifier Module Note: The colors deviation might differ due to different monitor settings.

## Features

- This is pure power amplifier board, the sensitivity of the input signal of 1.5V rms, if your input signal voltage can't reach this value,recommend add preamp.
- Mono channel,for 2.0 channel need bid two.

## Images

![KLJKUJ IRS2092S 500W Mono Channel Digital Amplifier Class D HiFi Power Amp Board - Image 1](https://images-na.ssl-images-amazon.com/images/I/614KnJGvM5L.jpg)
![KLJKUJ IRS2092S 500W Mono Channel Digital Amplifier Class D HiFi Power Amp Board - Image 2](https://images-na.ssl-images-amazon.com/images/I/61TZ8t6pehL.jpg)
![KLJKUJ IRS2092S 500W Mono Channel Digital Amplifier Class D HiFi Power Amp Board - Image 3](https://images-na.ssl-images-amazon.com/images/I/61%2BmcGUYKYL.jpg)
![KLJKUJ IRS2092S 500W Mono Channel Digital Amplifier Class D HiFi Power Amp Board - Image 4](https://images-na.ssl-images-amazon.com/images/I/61Fcx8WA-lL.jpg)
![KLJKUJ IRS2092S 500W Mono Channel Digital Amplifier Class D HiFi Power Amp Board - Image 5](https://images-na.ssl-images-amazon.com/images/I/71XsWA8l8wL.jpg)

---

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-17*