---
product_id: 206873560
title: "4D Furnishers Single Passive to Active Home Theater SubWoofer Amplifier | 300 Watts RMS | HSWA-300 (Update 20.06.2024)"
brand: "4d furnishers"
price: "R3367"
currency: ZAR
in_stock: false
url: https://www.desertcart.co.za/products/206873560-4d-furnishers-single-passive-to-active-home-theater-subwoofer-amplifier
store_origin: ZA
region: South Africa
---

# 300W RMS power output Inbuilt low-pass filter & direct mode MOSFET + copper transformer durability 4D Furnishers Single Passive to Active Home Theater SubWoofer Amplifier | 300 Watts RMS | HSWA-300 (Update 20.06.2024)

**Brand:** 4d furnishers
**Price:** R3367
**Availability:** ❌ Out of Stock

## Summary

> 🎶 Elevate your bass game with pure Class AB power — because your home theater deserves the best!

## Quick Answers

- **What is this?** 4D Furnishers Single Passive to Active Home Theater SubWoofer Amplifier | 300 Watts RMS | HSWA-300 (Update 20.06.2024) by 4d furnishers
- **How much does it cost?** R3367 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/206873560-4d-furnishers-single-passive-to-active-home-theater-subwoofer-amplifier)

## Best For

- 4d furnishers enthusiasts

## Why This Product

- Trusted 4d furnishers brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Advanced Sound Control:** Built-in low-pass filter and direct mode let you customize bass precision or use as a monoblock amp.
- • **Versatile Connectivity:** Single RCA input and line-out for seamless integration with your existing audio setup.
- • **Pure Class AB Amplifier:** Enjoy warm, distortion-free sound with a design that outperforms typical Class D amps.
- • **Powerful 300W RMS Output:** Delivers deep, authoritative bass for immersive home theater experiences.
- • **Robust Build & Protection:** Heavy-duty copper transformer, MOSFET tech, upgraded heat sink, and speaker protection ensure long-lasting reliability.

## Overview

The 4D Furnishers HSWA-300 is a compact, high-performance single subwoofer amplifier delivering 300 Watts RMS power. Featuring a pure Class AB design with a MOSFET-driven copper transformer, it offers superior sound quality and durability compared to typical Class D amps. Its built-in low-pass filter and direct mode provide flexible sound customization, while robust protection features and a heavy-duty power cord ensure reliability. Ideal for 10-12 inch single coil subwoofers, this amplifier is a cost-effective, professional-grade upgrade for home theater enthusiasts seeking rich, clear bass.

## Description

The product comes in a very proper packaging. This product will be an excellent pick for you.

## Features

- Support for single subwoofer rated upto 300-400 Watts RMS, single coil subwoofers, Woofer Size: 10-12 inches, Frequency Response: 10Hz to 150Hz
- Impedance: 4-8 Ohms, 300 Watts RMS (peak power), 200 Watts RMS (Nominal Power), Dimensions - WxDxH = 10x10x4 Inches.
- Inputs: 1xRCA. Line out through RCA to connect with other audio devices like any other amplifiers.
- MOSFET based with pure copper transformer for improved sound quality and power handling. Please keep the amplifier switched off while connecting speaker wires to prevent damage.
- Inbuilt lowpass filter to cut off treble and vocals from subwoofer. Direct mode to use as power amplifer. Bigger heat sink(updaed) and soft start module with speaker protection added. Heavy duty power cord with 3 pin plug to avoid unwanted unplugging. Compact Size (Updated) Note: COD orders may get cancelled

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07N93HCXV |
| Age Range Description | Adult |
| Antenna Location | For Surround Sound Systems |
| Audio Driver Size | 12 Inches |
| Audio Driver Type | Dynamic Driver |
| Audio Output Mode | Mono |
| Best Sellers Rank | #348,486 in Electronics ( See Top 100 in Electronics ) #583 in Hi-Fi Amplifiers |
| Box Contents | 1 Amplifier |
| Brand Name | 4D Furnishers |
| Colour | Black |
| Compatible Devices | Audio Video Receivers or Stereo Amplifiers |
| Connectivity Protocol | RCA |
| Control Method | Touch |
| Controller Type | Button |
| Customer Package Type | Carton and Customized foam |
| Customer Reviews | 4.2 4.2 out of 5 stars (139) |
| Enclosure Material | Metal |
| Frequency Response | 10 Hz |
| Impedance Unit of Measure | 4 Ohms |
| Is Waterproof | no |
| Item Dimensions D x W x H | 25D x 25W x 10H Centimeters |
| Item Type Name | Amplifier |
| Item Weight Unit of Measure | 5 Kilograms |
| Manufacturer | 4D Furnishers, 4D Furnishers Pvt. Ltd. : 4dfurnishers@gmal.com |
| Manufacturer Contact Information | 4D Furnishers Pvt. Ltd. : 4dfurnishers@gmal.com |
| Model Name | HSWA-300 |
| Model Number | HSWA-300 |
| Mounting Type | Tabletop Mount |
| Network Connectivity Technology | RCA |
| Number of Audio Channels | 1.0 |
| Number of Items | 1 |
| Packer Contact Information | 4D Furnishers Pvt. Ltd. : 4dfurnishers@gmal.com |
| Power Source | Corded Electric |
| Product Features | Subwoofer |
| Speaker Maximum Output Power | 220 Watts |
| Speaker Size | 12 Inches |
| Speaker Type | Subwoofer |
| Specific Uses For Product | Home Entertainment |
| Subwoofer Speaker Diameter Unit of Measure | 15 Inches |
| Tweeter Driver Diameter | 4 Inches |
| Unit Count | 1.00 Piece |
| Warranty Description | 1 year warranty against manufacturing defects. Both side shipping costs to be paid by customer. Or we can send parts that may be defective free of charge (Shipping to be paid by customer) and customer can get the product repaired locally. |
| Warranty Type | Manufacturer |
| Water Resistance Level | Not Water Resistant |
| Wireless Technology Type | Bluetooth |
| Woofer Driver Diameter | 12 Inches |

## Product Details

- **Audio Output Mode:** Mono
- **Brand:** 4D Furnishers
- **Connectivity Technology:** RCA
- **Frequency Response:** 10 Hz
- **Speaker Maximum Output Power:** 220 Watts

## Images

![4D Furnishers Single Passive to Active Home Theater SubWoofer Amplifier | 300 Watts RMS | HSWA-300 (Update 20.06.2024) - Image 1](https://m.media-amazon.com/images/I/31h1JQdaLpL.jpg)
![4D Furnishers Single Passive to Active Home Theater SubWoofer Amplifier | 300 Watts RMS | HSWA-300 (Update 20.06.2024) - Image 2](https://m.media-amazon.com/images/I/31I1K1saynL.jpg)
![4D Furnishers Single Passive to Active Home Theater SubWoofer Amplifier | 300 Watts RMS | HSWA-300 (Update 20.06.2024) - Image 3](https://m.media-amazon.com/images/I/21rlXQ1Z6-L.jpg)
![4D Furnishers Single Passive to Active Home Theater SubWoofer Amplifier | 300 Watts RMS | HSWA-300 (Update 20.06.2024) - Image 4](https://m.media-amazon.com/images/I/31twEuGfEBL.jpg)
![4D Furnishers Single Passive to Active Home Theater SubWoofer Amplifier | 300 Watts RMS | HSWA-300 (Update 20.06.2024) - Image 5](https://m.media-amazon.com/images/I/2168mkoEHbL.jpg)

## Questions & Answers

**Q: Is this 1 chenal 300 watt & 2 chenal 300 watt... Write...?**
A: 1 channel 300 watt RMS MAX

**Q: Can I use this 4d furnishers 155 magnet 400rms 12 inch subwoofer**
A: Yes you can use

**Q: Can I use 400rms rebel subwoofer**
A: Yes

**Q: Can i use pioneer 1300w 30cm car subwoofer?**
A: Yes

## Frequently Bought Together

- 4D Furnishers HSWA-300 300 Watts RMS Wired Single SubWoofer Amplifier Black Color for Subwoofers Upto 12 inches (Update 20.06.2024)
- SP Electron (Pack of 10) 2 Pins Square Spring Clip Speaker Terminal Block Audio Amplifier PCB Mount Jointing Clamp Connector
- 4D Furnishers 2.1/5.1 Hybrid Amplifier for 5.1 Home Theater Speakers and Subwoofer All Together 600 Watts VD99-2.1 (Updated 26.06.2024)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-09-10*