---
product_id: 680186233
title: "FABTEC 8\" Active Under Seat Subwoofer for Cars Built-in Amplifier Compact Grey Bass Tube 200W RMS Power"
brand: "fabtec"
price: "NT$6503"
currency: TWD
in_stock: true
reviews_count: 8
category: "Fabtec"
url: https://www.desertcart.tw/products/680186233-fabtec-8-active-under-seat-subwoofer-for-cars-built-in
store_origin: TW
region: Taiwan
---

# Built-in High-Efficiency Amplifier Compact 8" Under-seat Fit 200W RMS Power FABTEC 8" Active Under Seat Subwoofer for Cars Built-in Amplifier Compact Grey Bass Tube 200W RMS Power

**Brand:** fabtec
**Price:** NT$6503
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate your drive with deep bass that fits under your seat—because your car deserves premium sound.

## Quick Answers

- **What is this?** FABTEC 8" Active Under Seat Subwoofer for Cars Built-in Amplifier Compact Grey Bass Tube 200W RMS Power by fabtec
- **How much does it cost?** NT$6503 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/680186233-fabtec-8-active-under-seat-subwoofer-for-cars-built-in)

## Best For

- fabtec enthusiasts

## Why This Product

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

## Key Features

- • **Road-Ready Durability:** Crafted with rugged MDF wood and quality components to endure every journey.
- • **Plug & Play Powerhouse:** Integrated amp means zero extra gear—just connect and feel the thump instantly.
- • **Precision Bass Control:** Adjustable bass levels and crossover settings let you tailor your soundscape on the go.
- • **Space-Savvy Bass Boost:** Sleek under-seat design maximizes cabin space without sacrificing booming bass.
- • **Universal Audio Compatibility:** Works flawlessly with stock or aftermarket stereos via RCA or speaker wire inputs.

## Overview

The FABTEC 8" Active Under Seat Subwoofer delivers a powerful 200W RMS (4400W peak) bass experience from a compact, space-saving design that fits discreetly under any car seat. Featuring a built-in amplifier, universal compatibility with both high and low-level inputs, and adjustable bass controls, it transforms your vehicle’s audio system with rich, deep low frequencies (45Hz–200Hz) without clutter or complex installation.

## Description

Product Description Fabtec 4400W car under-seat subwoofer is a speaker system designed to enhance the low-frequency sounds in a car's audio system. It is typically a cylindrical enclosure made of durable materials such as Pure MDF Wooden and Plastic, with an Amplifier mounted inside. The Fabtec car bass tube is a popular accessory for car audio enthusiasts who want to enhance the bass response in their vehicle's sound system and enjoy a more immersive listening experience. "Maximize Your Car's Space: Unleash Big Sound from a Compact Package with Our Fabtec Underseat Space-Saving Design , Slim Profile , Inconspicuous Installation , Versatile Placement Product Dimension Power supply of 12DC, operating voltage of 12V, and a maximum current output of 12A for reliable and efficient performance. Experience Deep & Immersive Sound with 200W RMS and a thunderous 4400W peak power. With 45Hz–200Hz frequency range and 90dB sensitivity, Fabtec 8" Underseat bass tube delivers clean, punchy bass without taking up space. No need to lose trunk space or clutter your car. This bass tube slides neatly under the seat and delivers deep, clean bass without getting in the way. Product Feature Discover the Ultimate in Car Audio Enhancement: Fabtec Underseat Subwoofer Delivers Premium Features for Unmatched Performance! Compact Design : Designed to fit seamlessly under your car seat, our subwoofer maximizes space without compromising on bass output. Powerful Amplification : Equipped with a built-in amplifier, our subwoofer ensures optimal bass performance without the need for additional external amplifiers. Plug-and-Play Installation : Enjoy hassle-free setup with our plug-and-play functionality. Simply connect to your car's audio system and experience instant bass enhancement. Enhanced Sound Quality : Experience deep, rich bass with our subwoofer's high-quality construction, ensuring crystal-clear audio reproduction for all music genres. RSM & Peak Power : This product has powerful 200W RSM power and the peak power of our under-seat subwoofer is 4400W. Which improves the sound quality and gives adorable output from our underseat subwoofer. Sensitivity And Frequency : The sensitivity is our subwoofer is 90 dB and the frequency is 45HZ - 200HZ. Customizable Controls : Fine-tune your listening experience with adjustable bass levels and crossover settings, allowing you to tailor the sound to your preferences. Durable Construction : Built to withstand the demands of the road, our subwoofer features rugged materials and reliable components for long-lasting performance. Upgrade your car audio system today and unleash the full potential of your music with our premium underseat subwoofer!"

Review: Osm - Good product
Review: Nice 👍🏻 - Good one

## Features

- Universal Car Compatibility: Suitable for all types of vehicles including hatchbacks, sedans, SUVs, and more plug & play compatibility with most car audio systems.
- Deep Bass: Delivers heavy bass and clear low-frequency sound despite its compact size perfect for bass lovers with space limitations.
- Works With Any Stereo: Whether you're using a stock head unit or an aftermarket stereo, this subwoofer supports both high-level (speaker wire) and low-level (RCA) inputs, making it universally compatible.
- Inbuilt Amplifier: Plug, Play & Power Instantly no need for an external amplifier! This subwoofer comes with an integrated high-efficiency amplifier that saves space and simplifies installation. Just plug it in using the included amplifier wiring kit, and enjoy a seamless, high-power audio upgrade without the extra clutter.
- NOTE: -Amp wiring kit is required to play this bass tube and Amp kit is not included with this bass tube.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DP6F6P3N |
| Antenna Location | Computers, DVD Players, Gaming Consoles, Guitars, Music Players, Smartphones or Tablets, Surround Sound Systems, Televisions |
| Audio Driver Size | 8 Inches |
| Audio Driver Type | Dynamic Driver |
| Audio Output Mode | Stereo |
| Best Sellers Rank | #12,015 in Electronics ( See Top 100 in Electronics ) #4 in Car Component Subwoofers |
| Box Contents | 1 x Bass tube |
| Brand | FABTEC |
| Brand Name | FABTEC |
| Colour | Grey |
| Compatible Devices | Amplifier |
| Compatible with Vehicle Type | Boat, Bus, Car, Truck |
| Connectivity Protocol | RCA, Speaker Wire |
| Connectivity Technology | Amp |
| Control Method | Push Button |
| Country of Origin | India |
| Customer Reviews | 3.8 out of 5 stars 36 Reviews |
| Enclosure Material | MDF Wooden |
| Frequency Response | 200 Hz |
| Is Waterproof | False |
| Item Type Name | FABTEC 8 Inch Gray Under Seat Active Subwoofer Bass Tube for Cars (InBuilt Amp, 200 RMS) |
| Item Weight Unit of Measure | 6.64 Grams |
| Manufacturer | Fabtec |
| Model Name | Bass tube |
| Model Number | FT-UNDERSEAT-SUBWOOFER |
| Mounting Type | Under Seat |
| Network Connectivity Technology | Amp |
| Packer Contact Information | Fabtec |
| Power Source | DC |
| Speaker Maximum Output Power | 4400 Watts |
| Speaker Size | 8 Inches |
| Speaker Type | Subwoofer |
| Specific Uses For Product | In-car audio systems |
| Unit Count | 1.0 Count |
| Woofer Driver Diameter | 8 Inches |

## Product Details

- **Audio Output Mode:** Stereo
- **Brand:** FABTEC
- **Connectivity Technology:** Amp
- **Frequency Response:** 200 Hz
- **Speaker Maximum Output Power:** 4400 Watts

## Images

![FABTEC 8" Active Under Seat Subwoofer for Cars Built-in Amplifier Compact Grey Bass Tube 200W RMS Power - Image 1](https://m.media-amazon.com/images/I/71CozDdPVYL.jpg)
![FABTEC 8" Active Under Seat Subwoofer for Cars Built-in Amplifier Compact Grey Bass Tube 200W RMS Power - Image 2](https://m.media-amazon.com/images/I/81SUJ9OzAqL.jpg)
![FABTEC 8" Active Under Seat Subwoofer for Cars Built-in Amplifier Compact Grey Bass Tube 200W RMS Power - Image 3](https://m.media-amazon.com/images/I/61ekichEOSL.jpg)
![FABTEC 8" Active Under Seat Subwoofer for Cars Built-in Amplifier Compact Grey Bass Tube 200W RMS Power - Image 4](https://m.media-amazon.com/images/I/81Wk-nMLp4L.jpg)
![FABTEC 8" Active Under Seat Subwoofer for Cars Built-in Amplifier Compact Grey Bass Tube 200W RMS Power - Image 5](https://m.media-amazon.com/images/I/81NnmwFVBwL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Osm
*by S***. on 15 January 2026*

Good product

### ⭐⭐⭐⭐⭐ Nice 👍🏻
*by P***S on 25 November 2025*

Good one

### ⭐ Quality Issue
*by A***R on 21 January 2026*

something loose or broken inside the Woofer cabinate , noise and vibration when bass effect comes..

## Frequently Bought Together

- FABTEC 8 Inch Gray Under Seat Active Subwoofer Bass Tube for Cars (InBuilt Amp, 200 RMS)
- GoMechanic Component Speaker for Car - 260 Watts 2-Way Coaxial Music System with Bass Woofer Sound – 4-Inch Stereo System for Car – 600W Max Output (Sonus S1-4 Inch, Black)
- JXL 808 Amplifier Wiring Kit for Amps and Bass Tube 2800 W MAX Power 8 Gauge

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.tw/products/680186233-fabtec-8-active-under-seat-subwoofer-for-cars-built-in](https://www.desertcart.tw/products/680186233-fabtec-8-active-under-seat-subwoofer-for-cars-built-in)

---

*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-03-17*