---
product_id: 1155261
title: "Rockford Fosgate R400-4D Prime 400 Watt Full Range Class-D 4-Channel Amplifier"
brand: "rockford fosgate"
price: "B/.61"
currency: PAB
in_stock: false
url: https://www.desertcart.com.pa/products/1155261-rockford-fosgate-r400-4d-prime-400-watt-full-range-class
store_origin: PA
region: Panama
---

# Rockford Fosgate R400-4D Prime 400 Watt Full Range Class-D 4-Channel Amplifier

**Brand:** rockford fosgate
**Price:** B/.61
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Rockford Fosgate R400-4D Prime 400 Watt Full Range Class-D 4-Channel Amplifier by rockford fosgate
- **How much does it cost?** B/.61 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/1155261-rockford-fosgate-r400-4d-prime-400-watt-full-range-class)

## Best For

- rockford fosgate enthusiasts

## Why This Product

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

## Description

Since day one, we have spearheaded the car audio revolution. Nothing has changed. Rockford Fosgate is still the global leader in audio innovation and your passion is our purpose. We engineer the best audio systems for your lifestyle!

## Features

- The PRIME R400-4D is an ultra-efficient 4-channel amplifier (1.97" x 6.77" x 9.10”) with top mounted controls and delivering 400 Watts RMS of power!
- Optimized for 4-channel front/rear systems (RMS Power Output: 75 Watts x 4 @ 4-Ohm OR 100 Watts x 4 @ 2-Ohm OR 200 Watts x 2 @ 4-Ohm Bridged)
- High efficiency, Class D design produces maximum power with minimal strain on the vehicle's electrical system while being able to power a full-range system
- Delivering more bass and treble where you want it most with On-board Punch EQ for +18dB boost @ 45Hz. Operating Voltage - 9-16 VDC
- Featuring RCA pass-thru outputs, 12dB/octave Butterworth crossover, 2/4 channel input switch, 4 Gauge power/ground connectors, and Tri-stage protection covering thermal, over-current and short circuits.Input sensitivity:150 mV to 4 V
- Famous Rockford Fosgate build quality with a full 1-year warranty when purchased from an authorized Rockford Fosgate reseller

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B004T0WFVE |
| Brand Name | Rockford Fosgate |
| Customer Reviews | 4.4 4.4 out of 5 stars (595) |
| Global Trade Identification Number | 00780687333119 |
| Item Dimensions | 9.1 x 6.8 x 2 inches |
| Item Weight | 5 pounds |
| Manufacturer | Rockford Fosgate |
| Maximum Output Power | 400 watts |
| Maximum Supply Voltage | 12 volts |
| Minimum Supply Voltage | 9 volts_of_direct_current |
| Model | R400-4D |
| Mounting Type | Car Mount |
| Number of Channels | 4 |
| Number of Items | 1 |
| Output Power | 400 watts |
| Package Type Name | Retail Packaging |
| Part Number | R400-4D |
| Specification Met | Industry Standards |
| UPC | 780687333119 613815588740 |
| Unit Count | 1 Count |
| Voltage | 12 |

## Product Details

- **Item dimensions L x W x H:** 9.1 x 6.8 x 2 inches
- **Manufacturer:** Rockford Fosgate
- **Maximum Supply Voltage:** 12 volts
- **Minimum Supply Voltage:** 9 volts_of_direct_current
- **Voltage:** 12

## Images

![Rockford Fosgate R400-4D Prime 400 Watt Full Range Class-D 4-Channel Amplifier - Image 1](https://m.media-amazon.com/images/I/81SYvgnu9sL.jpg)

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**Shop now:** [https://www.desertcart.com.pa/products/1155261-rockford-fosgate-r400-4d-prime-400-watt-full-range-class](https://www.desertcart.com.pa/products/1155261-rockford-fosgate-r400-4d-prime-400-watt-full-range-class)

---

*Product available on Desertcart Panama*
*Store origin: PA*
*Last updated: 2026-10-17*