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Description

Hifonics HEW8D4S

The Hifonics HEW8D4S is an 8″ dual-voice-coil (DVC) shallow mount subwoofer from the Elite Series, built for tight spaces while still delivering punchy, accurate bass. With its dual 4 Ω coils, ultra-slim mounting depth (~2.63″), and durable design, it’s ideal for compact enclosures like under-seat or small trunk setups.


Specifications

Specification Details
Type Subwoofer
Brand Hifonics
Series Hifonics ELITE
Category Mobile
Condition New
Color Blue
Model Replaced BXS8D4
Warranty 1 Year
Compatible Vehicles Universal
Voice Coils 2
Impedance 4 ohms
RMS Power Handling 250 watts
Peak Power Handling 500 watts
Cut-Out 7.28 inches
Mounting Depth 2.63 inches
Outside Diameter 8.34 inches
Sensitivity (1W/1m) 80 dB
Enclosure Recommendation Sealed enclosure (see manual)
Size 8 inches

 


Features & Benefits

Terminal Type Stainless Push & Insert for a very secure electrical connection with a high end fit and finish. Nickel plated push & insert to resist corrosion and aide in easy of installation.
Configuration Round Shallow Mount
Surround / Cone Coupling UV treated, foam surround resists sun fading while remaining flexible.
​Voice Coil / Former Assembly 2 inch high temperature voice coil and former for high thermal stability in small enclosure volumes where the internal box temperatures can rob you of performance. Vented aluminum voice coil former allows more dissipation of heat.
Spider Specialized Hifonics poly cotton spider resists softening and sagging over time which allows the subwoofer to handle more power with minimum distortions.
Frame / Venting Powder coated stamped steel basket provides a solid base for the motor system and moving parts and delivers big bass in a small area that does not totally consume your cargo space.
Cone Lightweight woven fiber cone and dust cap enables faster response while providing overall strength.

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Questions and Answers

Q1: What is the Hifonics HEW8D4S?

A1: It’s an 8″ shallow mount dual-4 Ω subwoofer from the Hifonics Elite Series designed for compact car audio installations.

Q2: How much power does it handle?
A2: It handles 250 W RMS and up to 500 W peak power, making it suitable for clean, controlled bass in small setups.
Q3: What is the impedance and voice coil configuration?

A3: It features dual 4 Ω voice coils (DVC), allowing flexible wiring (series/parallel) to match different amplifiers.

Q4: Why is it called shallow mount?

A4: Because it has a very low mounting depth (~2.63″), making it perfect for space-limited installs like under seats or slim boxes.

Q5: What materials are used?
A5: It uses a woven fiber cone, UV-treated foam surround, and a vented aluminum voice coil former for durability and heat dissipation.

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