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Description

Hifonics HFX12D4

The Hifonics HFX12D4 is a 12″ dual-voice-coil (DVC) subwoofer from the HFX (HF Series), designed to deliver deep, punchy bass with solid power handling at a budget-friendly level. With dual 4 Ω coils, durable construction, and compatibility with both sealed and ported enclosures, it’s a popular choice for daily bass setups.


Specifications

Specification Details
Type Subwoofer
Brand Hifonics
Series HFX
Category Mobile
Condition New
Color Black
Warranty 1 Year
Compatible Vehicles Universal
Configuration Round
Voice Coils 2
Impedance 4 ohms
RMS Power Handling 400 watts
Peak Power Handling 800 watts
Cut-Out 10.94 inches
Mounting Depth 5.61 inches
Outside Diameter 12.25 inches
Sensitivity (1W/1m) 86 dB
Enclosure Recommendation Small Sealed or Medium – Large Vented
Size 12 inches

 


Features & Benefits

Terminal Type Spade style terminals for easy installation.
Configuration Round
Surround / Cone Coupling The pressure treated foam surround along with the poly cotton spider helps keep the piston motion of the subwoofer linear and distortion free.
​Voice Coil / Former Assembly Vented aluminum former holds a 2″ voice coil while allowing the heat to be exchanged. (Less heat means less distortion)
Spider Specialized Hifonics poly cotton spider, along with the surround, allows the woofer to handle more power with minimum distortions.
Frame / Venting A unique Hifonics heavy duty powder coated steel frame allows back venting, which exchanges heat with cool air, resulting in more power handling and increased reliability.
Motor Vented high energy motor assembly with heavy duty magnets increases power handling and increases SPL

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Questions and Answers

Q1: What is the Hifonics HFX12D4?

A1: It’s a 12″ dual-4 Ω voice coil subwoofer from the Hifonics HFX series designed for strong daily bass performance.

Q2: How much power does it handle?
A2: It handles 400 W RMS and up to 800 W peak power, suitable for medium to high power setups.
Q3: What is the impedance and configuration?

A3: It features dual 4 Ω voice coils (DVC), allowing flexible wiring options like 2Ω or 8Ω loads.

Q4: What is the mounting depth?

A4: It has a mounting depth of around 5.6″, so it requires a standard enclosure (not shallow).

Q5: What is the sensitivity?
A5: Its sensitivity is around 86–87 dB, giving good output for daily bass use.

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