---
product_id: 344881535
title: "Rockville dB55 4000 Watt/2000w RMS 5 Channel Amplifier Car Stereo Amp, Loud dB55 4000 Watt/2000w RMS 4 Channel Amplifier Car Stereo Amp, Loud!!"
brand: "rockville"
price: "¥123811"
currency: JPY
in_stock: true
category: "Rockville"
url: https://www.desertcart.jp/products/344881535-rockville-db55-4000-watt-2000w-rms-5-channel-amplifier-car
store_origin: JP
region: Japan
---

# 4000W Peak Power 5-Channel Class AB+D Hybrid Tech Fully Adjustable 12dB/Oct Crossover Rockville dB55 4000 Watt/2000w RMS 5 Channel Amplifier Car Stereo Amp, Loud dB55 4000 Watt/2000w RMS 4 Channel Amplifier Car Stereo Amp, Loud!!

**Brand:** rockville
**Price:** ¥123811
**Availability:** ✅ In Stock

## Summary

> 🎵 Unleash Your Ride’s True Power with Rockville dB55 – Where Loud Meets Legendary!

## Quick Answers

- **What is this?** Rockville dB55 4000 Watt/2000w RMS 5 Channel Amplifier Car Stereo Amp, Loud dB55 4000 Watt/2000w RMS 4 Channel Amplifier Car Stereo Amp, Loud!! by rockville
- **How much does it cost?** ¥123811 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/344881535-rockville-db55-4000-watt-2000w-rms-5-channel-amplifier-car)

## Best For

- rockville enthusiasts

## Why This Product

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

## Key Features

- • **Rock-Solid Reliability:** Built-in under/over voltage protection and full IC-controlled circuitry ensure your amp stays safe and stable under pressure.
- • **Precision Sound Sculpting:** Fully adjustable 12dB/octave crossover with differential circuitry lets you tailor highs, mids, and lows like a pro.
- • **Seamless Subwoofer Control:** Remote dashboard bass control and a 12dB bass equalizer put you in the driver’s seat of your sound experience.
- • **Pro-Grade Components Inside:** Studio-grade bipolar output transistors and rugged MOSFET power supply deliver crystal-clear, distortion-free audio at any volume.
- • **Power That Commands Attention:** Delivers up to 4000 watts peak and 2000 watts RMS for earth-shaking sound that dominates every drive.

## Overview

The Rockville dB55 is a 5-channel car amplifier boasting 4000 watts peak and 2000 watts RMS power output. Featuring advanced Class AB+D hybrid technology, it offers fully adjustable 12dB/octave crossovers, subsonic and high/low pass filters, and remote bass control. Engineered with studio-grade components and comprehensive protection circuitry, it delivers distortion-free, high-fidelity sound with exceptional reliability. Perfect for audiophiles seeking powerful, customizable sound in a sleek, durable package.

## Description

Rockville dB55 4000 Watt/2000w RMS 5 Channel Amplifier Car Stereo Amp, Loud dB55 4000 Watt/2000w RMS 4 Channel Amplifier Car Stereo Amp, Loud!! : desertcart.ae

## Features

- Includes: Amplifier. Bass Remote. Birth sheet with tested power. Owner’s manual. Mounting Screws. Warranty.
- Rockville dB55 4000 Watt/2000 Watt RMS 5 Channel Amplifier. CEA Compliant Power Ratings (Rated at less than 1 % distortion) (Use these CEA ratings when matching and comparing with other CEA compliant brands such as Kicker, Rockford Fosgate, etc). 2 Ohm: 120 Watts x 4 + 500 Watts x 1 <1% THD+N. 4 Ohm: 80 Watts x 4 + 300 Watts x 1 <1% THD+N.
- RMS Power Ratings: (Use these RMS ratings when comparing with great brands such as Hifonics, Earthquake, Soundstream, etc). 2 Ohm 240 Watts x 4 + 1000 Watts x 1. 4 Ohm: 160 Watts x 4 + 600 Watts x 1. Peak: (The amount of power the amplifier can produce for a split second at the loudest part of a song. 2 Ohm 480 Watts x 4 + 2000 Watts x 1. 4 Ohm: 320 Watts x 4 + 1200 Watts x 1.
- High-Speed MOSFET Power Supply. Rugged switching MOSFETs for Class D in CH5. Under Voltage Protection at 10V. Over Voltage Protection at 16V. Optical Coupler Class “AB” +“D” Technology. Studio-Grade Bipolar Output Stage Transistors. Fully Adjustable 12dB / Octave Crossover with Differential Circuitry. Low Pass Filter: (CH1-CH4)40Hz –4KHz /(CH5)50Hz –250Hz. High Pass Filter: 15Hz – 4KHz. Subsonic Filter: 15Hz - 55Hz.
- Full IC-Controlled Protection Circuitry. Remote Dashboard Subwoofer Control. Fully Adjustable 12dB Bass Equalizer. Mute and Delay Soft Start System. 8 Volt Preamp Circuitry. Status Mode LED Indicator. Minimum THD at Rated Power: 90dB. Frequency Response: 15-35KHz. Damping Factor: >100@ 100Hz. 40 Amp x3. Dimensions: (W x H x L) 9'' x 2.4' x 18.6".

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B071SGK6FL |
| Best Sellers Rank | #49,707 in Electronics ( See Top 100 in Electronics ) #34 in Car Multichannel Amplifiers |
| Brand Name | Rockville |
| Customer Reviews | 4.3 4.3 out of 5 stars (621) |
| Global Trade Identification Number | 00811080028408 |
| Included Components | Amplifier |
| Item Dimensions | 7.6 x 7.6 x 7.6 centimeters |
| Item Type Name | Car Amplifier |
| Item Weight | 10.75 Pounds |
| Manufacturer | Rockville |
| Material Type | Metal |
| Maximum Output Power | 4000 watts |
| Maximum Supply Voltage | 16 Volts (DC) |
| Minimum Supply Voltage | 8 Volts (DC) |
| Model | dB55 |
| Mounting Type | Freestanding |
| Number of Channels | 5 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Output Power | 2000 Watts |
| Package Type Name | Cardboard Box |
| Part Number | dB55 |
| Specification Met | CE |
| UPC | 811080028408 |
| Unit Count | 1 Count |
| Voltage | 8 Volts |

## Product Details

- **Item dimensions L x W x H:** 7.6 x 7.6 x 7.6 centimeters
- **Manufacturer:** Rockville
- **Maximum supply voltage:** 16 Volts (DC)
- **Minimum supply voltage:** 8 Volts (DC)
- **Voltage:** 8 Volts

## Images

![Rockville dB55 4000 Watt/2000w RMS 5 Channel Amplifier Car Stereo Amp, Loud dB55 4000 Watt/2000w RMS 4 Channel Amplifier Car Stereo Amp, Loud!! - Image 1](https://m.media-amazon.com/images/I/61YQXe11WbS.jpg)

## Available Options

This product comes in different **Style** options.

## Frequently Bought Together

- Rockville dB55 4000W 5-Channel 2-Ohm Car Amplifier, High-Speed MOSFET, Adjustable Crossover, LED, Remote Sub Control, Perfect for Car Audio and Subs
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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-09-26*