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Hertz Hi-Energy 15" Subwoofer
Hertz Hi-Energy 15" Subwoofer 0
Hertz Hi-Energy 15" Subwoofer 1

Hertz Hi-Energy 15" Subwoofer

Model #: HX 380 D
At a Glance
Hertz Hi-Energy 15" Subwoofer with black nomex spider and front-back gasket
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Get to know this product.

The HX 380 D car audio subwoofers were designed to reproduce the very lowest octaves of the audio spectrum with precision, impact and power. Groundbreaking technologies in every detail: V-cone, forced ventilation system, low-resonance basket and ultra-efficient motor assembly. The Hi-Energy subwoofer range features dual coil models to increase the flexibility of your subwoofer system design. This will allow you to manage the different connectivity solutions and the number of subwoofers in a particular design in order to make the most of the amplifier power delivery characteristics. Dual voice coil, i.e.: double the power, double the efficiency, with even smaller boxes. The best solution to all your needs; low frequency output and control that will meet your most enthusiastic expectations.

  • Low incidence five spoke, anti-resonant aluminium alloy basket.
  • Front-Back gasket.
  • V-cone with Polypropylene membrane stiffened with mineral powders.
  • High excursion surround.
  • Black nomex spider.
  • Extended pole.
  • Aluminium former and high temperature pure copper voice coil.
  • Oversized motor with forced ventilation system.
  • Butyl rubber protective ring for acoustic damping.
  • Easy to access, oversized terminals for high-grade cable termination.
  • Double voice coil to improve versatility and power


  • The exponential profile gets very close to the perfect one, providing exceptional dispersion.


Maximum Power Handling:1400
Sensitivity:92 dB



Misc. Specs

Depth (in.)7.95
Width (in.)7.95
Product Weight (lbs.)22.27
RMS Power Handling (Watts)700
Peak Power Rating (Watts)1400
Subwoofer Size13"+
Shallow MountNo
WarningProposition 65 Warning for California Residents