Hifonics - HFX12D4 12" Subwoofer, 800W Max 400W RMS Car & Powersports Speaker - Black
About this product
The Hifonics HFX12D4 is a powerful 12-inch subwoofer designed to enhance your car audio system with deep, impactful bass. With a dual 4-ohm voice coil design, it offers flexible wiring options for easy integration into various setups. Whether you're upgrading your system or starting fresh, this speaker delivers impressive low-frequency response with clarity and precision.With 800 watts peak power and 400 watts RMS, the subwoofer produces rich, controlled bass. Its heavy-gauge, powder-coated steel basket minimizes vibrations, while the pressure-treated foam surround and poly-cotton spider ensure smooth cone movement and reduced distortion. A vented aluminum former and back venting system efficiently dissipate heat, allowing for consistent, high-performance sound.Designed for versatile installation, the speaker fits sealed and vented enclosures, providing either tight or booming bass. Its 5.61-inch mounting depth accommodates various vehicle types, while spade-style terminals allow secure wiring. With an 86dB sensitivity rating, it efficiently converts power into sound without overloading your amp.For those seeking a powerful yet reliable upgrade, the Hifonics HFX12D4 is a solid choice. Built for performance and durability, it transforms your car’s sound system, making every drive a dynamic listening experience.
Woofer Size
12"Hifonics HFX12D4 12" Subwoofer, 800W Max 400W RMS Car &
Subwoofer delivers up to 800W peak power and 400W RMS, providing rich, controlled bass for a dynamic car audio experience in any vehicle
Spade-style speaker terminals are quick and easy to install
Compatible with various setups, including powersports vehicles for added versatility and customization
Designed for longevity and distortion-free performance featuring a unique heavy-gauge, powder-coated steel basket, pressure-treated foam surround, and poly-cotton spider
12-inch sub has a 5.61-inch mounting depth and a 10.94-inch cutout diameter
- RMS Power800 wattsWoofer Size12"
Reviews
This product doesn't have any reviews yet.
Compare similar products

The Hifonics HFX12D4 is a powerful 12-inch subwoofer designed to enhance your car audio system with deep, impactful bass. With a dual 4-ohm voice coil design, it offers flexible wiring options for easy integration into various setups. Whether you're upgrading your system or starting fresh, this speaker delivers impressive low-frequency response with clarity and precision.With 800 watts peak power and 400 watts RMS, the subwoofer produces rich, controlled bass. Its heavy-gauge, powder-coated steel basket minimizes vibrations, while the pressure-treated foam surround and poly-cotton spider ensure smooth cone movement and reduced distortion. A vented aluminum former and back venting system efficiently dissipate heat, allowing for consistent, high-performance sound.Designed for versatile installation, the speaker fits sealed and vented enclosures, providing either tight or booming bass. Its 5.61-inch mounting depth accommodates various vehicle types, while spade-style terminals allow secure wiring. With an 86dB sensitivity rating, it efficiently converts power into sound without overloading your amp.For those seeking a powerful yet reliable upgrade, the Hifonics HFX12D4 is a solid choice. Built for performance and durability, it transforms your car’s sound system, making every drive a dynamic listening experience.

Enhance your car's audio system with this 12-inch Kenwood subwoofer. It produces booming bass at a maximum level of 1000W, and its frequency response range of 36-300Hz lets you hear pulsating low notes. This single voice coil Kenwood subwoofer has ready-push terminals, so you can quickly set up your wiring configuration. Geek Squad Installation Recommended Visit your local Best Buy store for more information.

The Hifonics HFX10D4 is a powerful 10-inch subwoofer designed to enhance your car audio system with deep, impactful bass. With a dual 4-ohm voice coil design, it offers flexible wiring options for easy integration into various setups. Whether you're upgrading your system or starting fresh, this subwoofer speaker delivers impressive low-frequency response with clarity and precision.With 400 watts peak power and 200 watts RMS, this 10-inch speaker produces rich, controlled bass. Its heavy-gauge, powder-coated steel basket minimizes vibrations, while the pressure-treated foam surround and poly-cotton spider ensure smooth cone movement and reduced distortion. A vented aluminum former and back venting system efficiently dissipate heat, allowing for consistent, high-performance sound.Designed for versatile installation, the car component subwoofer fits sealed and vented enclosures, providing either tight or booming bass. Its 4.94-inch mounting depth accommodates various vehicle types, while spade-style terminals allow secure wiring. With an 86dB sensitivity rating, this car audio subwoofer efficiently converts power into sound without overloading your amp.For those seeking a powerful yet reliable upgrade, the Hifonics HFX10D4 is a solid choice. Built for performance and durability, it transforms your car’s sound system, making every drive a dynamic listening experience.

The Hifonics HFX12D4 is a powerful 12-inch subwoofer designed to enhance your car audio system with deep, impactful bass. This packag includes 2 speakers that feature a dual 4-ohm voice coil design, offering flexible wiring options for easy integration into various setups. Whether you're upgrading your system or starting fresh, this speaker delivers impressive low-frequency response with clarity and precision.With 800 watts peak power and 400 watts RMS, the subwoofer produces rich, controlled bass. Its heavy-gauge, powder-coated steel basket minimizes vibrations, while the pressure-treated foam surround and poly-cotton spider ensure smooth cone movement and reduced distortion. A vented aluminum former and back venting system efficiently dissipate heat, allowing for consistent, high-performance sound.Designed for versatile installation, the speaker fits sealed and vented enclosures, providing either tight or booming bass. Its 5.61-inch mounting depth accommodates various vehicle types, while spade-style terminals allow secure wiring. With an 86dB sensitivity rating, it efficiently converts power into sound without overloading your amp.For those seeking a powerful yet reliable upgrade, this pair of Hifonics HFX12D4 speakers is a solid choice. Built for performance and durability, it transforms your car’s sound system, making every drive a dynamic listening experience.
| Pros for Hifonics - HFX12D4 12" Subwoofer, 800W Max 400W RMS Car & Powersports Speaker - Black | |||
|---|---|---|---|
| There were no pros for this product— | Sound Quality, Price, Bass, Power Handling, Durability | There were no pros for this product— | There were no pros for this product— |
| Cons for Hifonics - HFX12D4 12" Subwoofer, 800W Max 400W RMS Car & Powersports Speaker - Black | |||
| There were no cons for this product— | Voice Coil | There were no cons for this product— | There were no cons for this product— |

















































