In-Wall Subwoofer - Dual Active 8" 23.5"Hx10.5" wide - REQUIRES HRSIW8AMP

In-Wall Subwoofer - Dual Active 8" 23.5"Hx10.5" wide - REQUIRES HRSIW8AMP


Designed to operate as a system with the HRSIW8AMP amplifier, the HRSIW8CAB does it's part with StillBass mechanical vibration elimination making it a perfect solution when seeking an in-wall subwoofer with the best performance characteristics possible.

A 520 Watt Vibration-Free Performance Statement Designed Exclusively for In-Wall Applications

Powerful. Thoughtful. Formidable. That best describes the new Sunfire In-Wall 8 Subwoofer System. Wrapped in a cabinet so thin and sophisticated that you can use every one of those Watts with virtually no mechanical vibration whatsoever. Bass performance that can play your movies, music and games with the kind of accurate reproduction that shows no favoritism. A ‘Credit Card’ Sized Remote Control with One-Button, Pre-Programmed Sound Modes is included.

What allows the Sunfire In-Wall 8 to rock your world without rocking your drywall and your family’s nerves along with it? It's an exclusive Sunfire technology called StillBass®. Originally designed for the unbridled power of the SubRosa, StillBass allows Sunfire to pack more power and performance into our In-Wall subwoofers than any of those so-called ‘competitive’ products. Now, since the bass is what makes the biggest difference in your music, movies and games— the In-Wall 8 System is a force you’ll delight reckoning with. Designed for easy retrofit mounting and the paintable, removable grill attaches flush with magnets.

The HRS-IW8 Amp boasts 520 Watts RMS of power, can drive two of the HRS-IW8 Cabinets and includes the science of Sunfire's Frequency Filtration Design (FFD) for detailed fidelity playback for all source content.

Sunfire HRSIW8CAB Features at a Glance
  • Sealed cabinet
  • High pressure design
  • Dual 8 inch woofers
  • Fiberglass cones
  • StillBass™ anti-shake technology
  • Gold plated spring terminals
  • Rear channel for securing the speaker wires
  • Designed for in-wall mounting with six wall clamps
  • Wall cut-out template supplied
  • Removable grill attaches with magnets and is easily removable for painting
  • Designed to be powered exclusively by the Sunfire HRSIW8 amplifier, which is a 500 Watt, all-discrete Class-D switching power amplifier
Sunfire HRSIW8CAB Specifications
  • FamilyHRS
  • Woofer Size8 (Inches)
Shipping Info
  • Length19.5 (Inches)
  • Width12.1 (Inches)
  • Height31 (Inches)
  • Weight35.95 (Lbs)
  • Unit of MeasureEach
  • UPC844039011657
  • Master Pack Qty1
Other Specifications
  • DesignSealed Cabinet, High Pressure Design.
  • To be used with the dedicated HRSIW8 amplifier only. StillBass™ anti-shake technology.
  • Drive UnitsDual 8" Woofers with fiberglass cones
  • Connections1 pair gold plated spring terminals
  • Dimensions (Maximum dimensions, including grille)Height 24 5/8" (625 mm), Width 12 1/16" (306 mm), Depth 3 3/4" (95 mm) from back of steel bezel to rear of cabinet)
  • Cutout 23 5/16" x 10 13/16" (593 x 274 mm)
  • Weight 32 lbs (14.51 kg)
  • The following specifications are from the HRSIW8 amplifier owner's manual:
  • Frequency Response33 Hz - 150 Hz (-3 dB)
  • Crossover FrequencyThe DSP section of the amplifier allows the high cut filter to be adjusted from 40 Hz - 160 Hz, with an LFE bypass position, and 12 to 36 dB/octave adjustable slope
  • Maximum Power520 watts rms
  • Maximum OutputGreater than 106 dB peak SPL (includes room gain) Measured at 1 meter, anechoic
Sunfire HRSIW8CAB Warranty

1 Year Limited Warranty