---
product_id: 383552881
title: "STETSOM IR400.4 2 ohms - Iron Line Car Audio 400W Compact Amplifier 4 channel"
brand: "stetsom"
price: "€ 156.30"
currency: EUR
in_stock: true
reviews_count: 2
url: https://www.desertcart.ie/products/383552881-stetsom-ir400-4-2-ohms-iron-line-car-audio-400w
store_origin: IE
region: Ireland
---

# 4 channels @ 2Ω for versatile setups Compact 52x127.5x116 mm design 400W peak power STETSOM IR400.4 2 ohms - Iron Line Car Audio 400W Compact Amplifier 4 channel

**Brand:** stetsom
**Price:** € 156.30
**Availability:** ✅ In Stock

## Summary

> 🎶 Unleash bold sound, compact style — your car’s new audio powerhouse!

## Quick Answers

- **What is this?** STETSOM IR400.4 2 ohms - Iron Line Car Audio 400W Compact Amplifier 4 channel by stetsom
- **How much does it cost?** € 156.30 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/383552881-stetsom-ir400-4-2-ohms-iron-line-car-audio-400w)

## Best For

- stetsom enthusiasts

## Why This Product

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

## Key Features

- • **Sleek & Space-Smart:** Compact aluminum chassis fits seamlessly into any car interior without compromise.
- • **Energy-Efficient Tech:** Safety Energy Technology optimizes power use, keeping your system cool and reliable.
- • **Pro-Grade Signal Clarity:** Over 90dB signal-to-noise ratio with ultra-low distortion (<0.03% THD) for audiophile-grade sound.
- • **Powerful 4-Channel Output:** Delivers 4 x 100W RMS at 2Ω for immersive multi-speaker soundscapes.
- • **Bold Bass & Crystal Clear Highs:** Reinforced power supply ensures deep bass and pristine midrange/treble fidelity.

## Overview

The STETSOM IR400.4 is a compact 4-channel car amplifier delivering 400W total power with exceptional clarity and bold bass. Designed for versatile setups with woofers, drivers, and tweeters, it features a reinforced power supply, energy-efficient technology, and a sleek aluminum build. Perfect for millennials seeking premium sound quality and stylish design in their ride.

## Description

Description The IR400.4 Car Audio Amplifier is ideal for internal sound and can be installed with Woofer, drivers and tweeters. Very compact Amplifier. Amazing an Bold design. Power Supply reinforced for Bold Bass and High fidelity in midrange and treble. Safety Energy Technology: great energy efficiency. Technical Specifications Number of Channels 4 RMS Power at 2 Ohm 13.8V 4 x 100W RMS RMS Power at 4 Ohm 13.8V 4 x 60 W RMS Power @ 13.8V Bridge 4 Ohms 2 x 200W RMS Supply Voltage 9 ~ 15V Frequency Response 10Hz ~ 30 KHz Crossover Low Pass 90 Hz Crossover High Pass 90 Hz Signal to Noise > 90 dB Harmonic Distortion > 0,03 % THD Input Sensitivity 200 mV Input Impedance 20K Ohms Impedance Output 2 Ohms Stereo / 4 Ohms Bridge Consumption with Signal Musical 16 A Consumption with Signal Bass 32 A Dimensions (H x W x D) mm 52 x 127,5 x 116 Weight Kg 0,630 Kg

Review: Works Well!!! - Amazing! delivered right on schedule!
Review: Great - V. Good

## Features

- The IR400.4 Car Audio Amplifier is ideal for internal sound and can be installed with Woofer, drivers and tweeters
- Very compact Amplifier w/Amazing Bold Design
- Power Supply reinforced for Bold Bass and High fidelity in midrange and treble.
- Number of Channels 4 RMS Power at 2 Ohm 13.8V 4 x 100W RMS RMS Power at 4 Ohm 13.8V 4 x 60 W RMS Power @ 13.8V Bridge 4 Ohms 2 x 200W RMS Supply Voltage 9 ~ 15V Frequency Response 10Hz ~ 30 KHz Crossover Low Pass 90 Hz Crossover High Pass 90 Hz
- Signal to Noise > 90 dB Harmonic Distortion > 0,03 % THD Input Sensitivity 200 mV Input Impedance 20K Ohms Impedance Output 2 Ohms Stereo / 4 Ohms Bridge Consumption with Signal Musical 16 A Consumption with Signal Bass 32 A Dimensions (H x W x D) mm 52 x 127,5 x 116 Weight Kg 0,630 Kg

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0757VFW72 |
| Best Sellers Rank | #69,366 in Electronics ( See Top 100 in Electronics ) #39 in Car Multichannel Amplifiers |
| Brand Name | Stetsom |
| Customer Reviews | 4.5 out of 5 stars 552 Reviews |
| Global Trade Identification Number | 00607939047399 |
| Included Components | amplifier |
| Item Dimensions | 5 x 75 x 5 centimeters |
| Item Weight | 0.59 Grams |
| Item dimensions L x W x H | 5 x 75 x 5 centimeters |
| Manufacturer | Stetsom |
| Material Type | Aluminum |
| Maximum Supply Voltage | 15 Volts (DC) |
| Maximum supply voltage | 15 Volts (DC) |
| Minimum Supply Voltage | 13.8 Volts (DC) |
| Minimum supply voltage | 13.8 Volts (DC) |
| Model | IR400.4 |
| Mounting Type | Freestanding Mount |
| Mounting type | Freestanding Mount |
| Number of Channels | 4 |
| Operating Temperature | 55 Degrees Celsius |
| Output Power | 400 Watts |
| Package Type Name | Box |
| Specification Met | FCC |
| Supply Current | 16 Amps |
| UPC | 607939047399 |
| Voltage | 13.8 Volts |

## Product Details

- **Item dimensions L x W x H:** 5 x 75 x 5 centimeters
- **Manufacturer:** Stetsom
- **Maximum supply voltage:** 15 Volts (DC)
- **Minimum supply voltage:** 13.8 Volts (DC)
- **Voltage:** 13.8 Volts

## Images

![STETSOM IR400.4 2 ohms - Iron Line Car Audio 400W Compact Amplifier 4 channel - Image 1](https://m.media-amazon.com/images/I/616nLIh8QbL.jpg)
![STETSOM IR400.4 2 ohms - Iron Line Car Audio 400W Compact Amplifier 4 channel - Image 2](https://m.media-amazon.com/images/I/619w+6uyqGL.jpg)
![STETSOM IR400.4 2 ohms - Iron Line Car Audio 400W Compact Amplifier 4 channel - Image 3](https://m.media-amazon.com/images/I/61F6RVv5TfL.jpg)
![STETSOM IR400.4 2 ohms - Iron Line Car Audio 400W Compact Amplifier 4 channel - Image 4](https://m.media-amazon.com/images/I/61bbZSV1xwL.jpg)
![STETSOM IR400.4 2 ohms - Iron Line Car Audio 400W Compact Amplifier 4 channel - Image 5](https://m.media-amazon.com/images/I/61dOP+FfkOL.jpg)

## Questions & Answers

**Q: Cuántos  rms maneja?**
A: 100 watts por canal y suena muy bien

**Q: What brand of 2-6×9 speakers would be good for this amp in a motorcycle fairing andget good sound at high speed?**
A: Any quality 2ohm 6x9 it can be bridged to 2 channel and it packs serious punch! Or if you gonna use it 4 channel I’d make sure o got 2 ohm speakers unless u know how to wire 4 ohm speakers parallel to make them 2 ohm! I run these on my Harley Boss 500watt Bluetooth marine receiver running mephis 4 inch handlebar speakers with 2 ds18 high compression tweeters front and rear  with 400.4 bridges with ds18 6.5 with 2 bullet tweeters wired parallel and a 400.1 on ds18 exl 6.5 sub with passive radiator it’s stupid loud!!

**Q: What is the maximum wire size AWG it can take for power and speakers ?**
A: True 12 guage works fine!!

**Q: Hello, will this amp move a pair of rs1-216 and a pair of rk1-116 well?**
A: Yes

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works Well!!!
*by A***. on 21 June 2023*

Amazing! delivered right on schedule!

### ⭐⭐⭐⭐⭐ Great
*by S***S on 30 June 2023*

V. Good

## Frequently Bought Together

- Stetsom IR 400.4 2 Ohms Compact Digital 4 Channels Amplifier, Iron LINE, 400 Watts RMS 400x4, 2Ω Stable, Multichannel Digital Car Audio Amp TS, Full-Range Sound Quality, Crossover
- Stetsom IR 400.1 2 Ohms Compact Digital Mono Amplifier, Iron LINE, 400 Watts RMS 400x1, 2Ω Stable, Monoblock Digital Car Audio Amp TS, Full-Range Sound Quality, Crossover
- BOSS Audio Systems KIT2 8 Gauge Complete Car Amplifier Installation Wiring Kit with Power Cables, Ground Cables, Turn-On Wire, Speaker Wire, Terminals

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-02-24*