---
product_id: 358286478
title: "Audio ECA 470 Elemental Class 4x70 W RMS 4 Channel Amplifier"
brand: "hammertech"
price: "₩120339"
currency: KRW
in_stock: false
url: https://www.desertcart.kr/products/358286478-audio-eca-470-elemental-class-4x70-w-rms-4-channel
store_origin: KR
region: South Korea
---

# 4x70W RMS @ 4Ω power punch >90dB signal-to-noise ratio 90W RMS per channel @ 2Ω clarity Audio ECA 470 Elemental Class 4x70 W RMS 4 Channel Amplifier

**Brand:** hammertech
**Price:** ₩120339
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Unleash Elemental Power: Amplify Your Drive, Own the Soundscape!

## Quick Answers

- **What is this?** Audio ECA 470 Elemental Class 4x70 W RMS 4 Channel Amplifier by hammertech
- **How much does it cost?** ₩120339 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/358286478-audio-eca-470-elemental-class-4x70-w-rms-4-channel)

## Best For

- hammertech enthusiasts

## Why This Product

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

## Key Features

- • **Noise? What Noise?:** Enjoy pristine audio with a signal-to-noise ratio exceeding 90dB—hear every detail.
- • **Power That Commands:** Delivers a robust 4x70W RMS at 4 ohms for crystal-clear, room-filling sound.
- • **Compact & Lightweight:** Sleek 32x18x5.6 cm design weighing just 2.27 kg—powerful performance without bulk.
- • **Flexible Load Handling:** Pushes up to 90W RMS per channel at 2 ohms, adapting to your custom setups effortlessly.
- • **Precision Frequency Control:** Tailor your sound with adjustable low pass (50Hz–3kHz) and high pass (50Hz–1.2kHz) filters.

## Overview

The HammerTech Audio ECA 470 is a versatile 4-channel Class amplifier delivering 4x70W RMS at 4 ohms and 4x90W RMS at 2 ohms with a superior >90dB signal-to-noise ratio. Compact and lightweight, it features adjustable low and high pass filters for precise sound tuning, making it the essential backbone for any car audio enthusiast seeking powerful, clean, and customizable audio performance.

## Description

The Hammer Tech Elemental Class ECA 470 Amplifier: The Elemental Class: A Class of products which can easily be used in any application and situation. Like the elements in the periodic table, the Elemental class is the backbone of the line. Though basic, it is these elements that build compounds and bring you up to where you are in your battle. POWER ( 14.4V) @ 1% THD 4x70W RMS @ 4 OHM 4X 90W RMS @ 2 OHM INPUT IMPEDENCE: 20K INPUT SENSITIVITY : 20mV - 6V SIGNAL TO NOISE RATIO: > 90dB LOW PASS: 50HZ ~ 3KHZ HIGH PASS: 50HZ ~ 1.2KHZ BASS BOOST: 0dB ~ 6dB Phase Control: NA Fuse Rating: 25A X 2 Weight: 2.5kg Dimensions(mm): 320x180x56.5

## Features

- 4 X 70W RMS @ 4 OHM
- 4 X 90W RMS @ 2 OHM
- SIGNAL TO NOISE RATIO: > 90dB
- LOW PASS: 50HZ ~ 3KHZ
- HIGH PASS: 50HZ ~ 1.2KHZ

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item dimensions L x W x H | 32 x 18 x 5.6 Centimeters |
| Manufacturer | Shok Industries, Shok Industries, 215 ONAN ROAD, #03-05 Singapore |
| Maximum Supply Voltage | 14.4 Volts (DC) |
| Mounting Type | Freestanding |
| Brand | HammerTech |
| Number of Channels | 4 |
| Output Power | 2.8E+2 Watts |
| Specification Met | RoHS |
| Warranty | Your new HammerTech Audio amplifier is covered by a 1-Year limited warranty if purchased from an authorized HammerTech Audio dealer. This warranty does not cover improper installation, accidental damage, misuse, abuse, improper wiring, operation of unit outside of listed specifications, or any product that has been modified or repaired by anyone other than HammerTech Audio. Your warranty covers defects in materials and/or workmanship ONLY and is not an insurance policy. |
| Product Dimensions | 32 x 18 x 5.65 cm; 2.27 kg |
| Item model number | ECA 470 |
| Manufacturer | Shok Industries |
| Item Weight | 2 kg 270 g |

## Product Details

- **Item dimensions L x W x H:** 32 x 18 x 5.6 Centimeters
- **Manufacturer:** Shok Industries, Shok Industries, 215 ONAN ROAD, #03-05 Singapore
- **Maximum Supply Voltage:** 14.4 Volts (DC)
- **Mounting Type:** Freestanding
- **Brand:** HammerTech

## Images

![Audio ECA 470 Elemental Class 4x70 W RMS 4 Channel Amplifier - Image 1](https://m.media-amazon.com/images/I/71Bfs4Ko3-L.jpg)
![Audio ECA 470 Elemental Class 4x70 W RMS 4 Channel Amplifier - Image 2](https://m.media-amazon.com/images/I/71PCKwFjQlL.jpg)
![Audio ECA 470 Elemental Class 4x70 W RMS 4 Channel Amplifier - Image 3](https://m.media-amazon.com/images/I/71yZ2GBO+ML.jpg)
![Audio ECA 470 Elemental Class 4x70 W RMS 4 Channel Amplifier - Image 4](https://m.media-amazon.com/images/I/71h9NYgMCYL.jpg)
![Audio ECA 470 Elemental Class 4x70 W RMS 4 Channel Amplifier - Image 5](https://m.media-amazon.com/images/I/71W5SNCI8sL.jpg)

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-03-07*