---
product_id: 9958448
title: "RCF High Power 18-in Woofer w/4.5 - inch fib, Black (LF18X451)"
brand: "rcf"
price: "6094.64 DT"
currency: TND
in_stock: true
reviews_count: 4
category: "Rcf"
url: https://www.desertcart.tn/products/9958448-rcf-high-power-18-in-woofer-w-4-5-inch
store_origin: TN
region: Tunisia
---

# 20 Watts max output power 18-inch high power woofer 8 Ohms impedance for optimal sound RCF High Power 18-in Woofer w/4.5 - inch fib, Black (LF18X451)

**Brand:** rcf
**Price:** 6094.64 DT
**Availability:** ✅ In Stock

## Summary

> 🎶 Unleash the power of premium bass — because your sound deserves the spotlight!

## Quick Answers

- **What is this?** RCF High Power 18-in Woofer w/4.5 - inch fib, Black (LF18X451) by rcf
- **How much does it cost?** 6094.64 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/9958448-rcf-high-power-18-in-woofer-w-4-5-inch)

## Best For

- rcf enthusiasts

## Why This Product

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

## Key Features

- • **Powerful 20W Output:** Delivers crystal-clear, high-impact sound to elevate your car audio or theater setup.
- • **Massive 18-inch Woofer:** Feel every beat with deep, room-shaking bass that commands attention.
- • **Versatile Compatibility:** Optimized for smartphones, tablets, and car systems—upgrade your sound experience effortlessly.
- • **Seamless Wired Connectivity:** Reliable Ethernet connection ensures uninterrupted, high-fidelity audio performance.
- • **Precision Italian Craftsmanship:** Engineered in Italy for premium quality and durability that stands out.

## Overview

The RCF High Power 18-inch Woofer (LF18X451) is a robust, Italian-engineered subwoofer designed for car audio and theater systems. Featuring a dynamic 18-inch driver, 20 Watts max output, and 8 Ohms impedance, it delivers deep, powerful bass with wired Ethernet connectivity for stable performance. Perfect for professionals and audiophiles seeking premium sound quality and durability.

## Description

The first products sold were microphones and loudspeakers. In the late ’60s, concert sound was going electric, and many loudspeaker pioneers were searching for high-powered devices to use in their designs. RCF was one of the first European OEM suppliers for international brands, thanks to the company’s experience gained building high power transducers.

Review: Five Stars - Very good product, you will enjoy it really, incredible bass.
Review: the speaker works great. it give a lot of bass and powerful ... - The packaging was a little rough up but, the speaker works great.it give a lot of bass and powerful enough to compliment my 21".

## Features

- Made in Italy
- Package dimensions :25.907 cm (H) x 51.562 cm (L) x 49.275 cm (W)
- Package Weight :37.5 lbs
- Product type :CAR AUDIO OR THEATER

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00HKEI7XG |
| Additional Features | Speaker |
| Antenna Location | For Smartphones or Tablets |
| Audio Driver Type | Dynamic Driver |
| Audio Output Mode | Stereo |
| Best Sellers Rank | #576,865 in Electronics ( See Top 100 in Electronics ) #3,145 in Car Component Subwoofers |
| Brand | RCF |
| Built-In Media | High Power 18-in Woofer w/4.5 - inch fib |
| Color | BLACK |
| Compatible Devices | Smartphone, Tablet |
| Compatible with Vehicle Type | Car |
| Connectivity Protocol | Ethernet |
| Connectivity Technology | wired |
| Control Method | Voice |
| Controller Type | Corded Electric |
| Customer Package Type | Standard Packaging |
| Customer Reviews | 4.8 out of 5 stars 6 Reviews |
| Enclosure Material | Metal, Plastic |
| Frequency Response | 20 KHz |
| Global Trade Identification Number | 00701748808377 |
| Impedance | 8 Ohms |
| Is Waterproof | FALSE |
| Item Dimensions D x W x H | 2020"D x 22"W x 10"H |
| Manufacturer | RCF |
| Model Name | B&C |
| Model Number | LF18X451 |
| Mounting Type | Wall Mount |
| Number of Audio Channels | 2.0 |
| Number of Items | 1 |
| Power Source | Corded Electric |
| Speaker Maximum Output Power | 20 Watts |
| Speaker Size | 5 Inches |
| Speaker Type | Woofer |
| Specific Uses For Product | For Smartphones or Tablets |
| Subwoofer Connectivity Technology | Wired |
| Subwoofer Diameter | 18 Inches |
| UPC | 701748808377 |
| Unit Count | 1.0 Count |
| Warranty Description | Manufacturer |
| Warranty Type | Limited |
| Water Resistance Level | Not Water Resistant |
| Wireless Technology | No Wireless Communication Technology |
| Woofer Diameter | 18 Inches |

## Product Details

- **Audio Output Mode:** Stereo
- **Brand:** RCF
- **Connectivity Technology:** wired
- **Frequency Response:** 20 KHz
- **Speaker Maximum Output Power:** 20 Watts

## Images

![RCF High Power 18-in Woofer w/4.5 - inch fib, Black (LF18X451) - Image 1](https://m.media-amazon.com/images/I/41U2QBZoHwL.jpg)

## Questions & Answers

**Q: What the ohm?**
A: 8 Ohms Ω

**Q: What’s the rms**
A: Good morning guys RMS 3600 / 1800 watts. Very pressure!

## Customer Reviews

### ⭐⭐⭐⭐⭐ Five Stars
*by T***A on September 16, 2017*

Very good product, you will enjoy it really, incredible bass.

### ⭐⭐⭐⭐ the speaker works great. it give a lot of bass and powerful ...
*by R***S on September 8, 2014*

The packaging was a little rough up but, the speaker works great.it give a lot of bass and powerful enough to compliment my 21".

### ⭐⭐⭐⭐⭐ Five Stars
*by N***A on August 11, 2014*

The best loudspeaker, deep and sweet bass!

## Frequently Bought Together

- RCF High Power 18-in Woofer w/4.5 - inch fib, Black (LF18X451)
- Gravity SACC 35 B 35 mm Speaker Pole Cable Clips (GSACC35B)
- A Pair of 1/2 Wave Receiver Antennas for Shure UHF-R,ULX,SLX,QLX-D,ULX-D,BLX4R Receivers

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-05-31*