Buy Now  Request a Demo

Showing 12 products

  • Default sorting
  • Sort by popularity
  • Sort by average rating
  • Sort by newness
  • Sort by price: low to high
  • Sort by price: high to low
  • No results match your keyword.


Bowers & Wilkins Back Box BB-ISW-4
In drywall construction, the back box increases sound insulation to adjoining rooms and provides the fire safety barrier sometimes required by building regulations to prevent any fire present in the wall cavity from spreading into the room. Use it in solid construction to define a suitable working volume for the speaker, which may need to extend beyond the boundaries of the wall frame.

Designed for ISW-4, the Bowers & Wilkins Back Box BB-ISW-4 prevents wall shake and cabinet distortions that plague other designs. Back-box to optimize cabinet volume for the drivers and reduce acoustic bleed-through to other rooms.

Use of the Bowers & Wilkins Back Box BB-ISW-4 is strongly recommended.

Model Code: FP28948
Retail: R 4 690.00


Bowers & Wilkins ISW-3 In-Wall Passive Subwoofer – Display Unit

Bass is a vital element in our enjoyment of sound. It’s true for both music and movies, and it’s as true for custom installation as it is for an audiophile’s two-channel hi-fi. The ISW-3 is an incredibly versatile and compact in-wall and in-ceiling subwoofer, capable of providing high-quality bass output in spaces that may have previously missed out on this vital element, including kitchen cabinets! Its balanced design, featuring 2 x 6.5in drivers, means that it can be placed in a variety of locations without causing vibrations.

Powered by a separate audiophile-standard 250W Class D amplifier the SA250 Mk2, the system keeps its cool even when you listening to demanding movie soundtracks at high volumes.

Drive units – 2 x 165mm (6.5in) Paper/Kevlar® cone

Frequency range – -6dB at 21Hz and 222Hz adjustable (EQ at A)

Frequency response – ±3dB 27Hz – 120Hz adjustable (EQ at A)

Bass extension – 

-6dB at 21Hz (position A)
-6dB at 25Hz (position B)
-6dB at 29Hz (position C)

Maximun Amp Power – 250W

Impedance Nominal – 8? (minimum 6.3?)

Dimensions – 

Width: 330mm (12.9in)
Length: 470mm (18.5in)
Depth: 237mm (9.3in)

Volume – 89620mm3

Net weight – 12.5kg

Electronics (mandatory) – SA250 Mk2

Model Code: FP31127
Retail: R 16 990.00

B+W ISW4 Inwall Subwoofer


The ISW-4 in-wall subwoofer ifeatures two long-throw 200mm (8in) drivers, which allow it to move the large volumes of air needed for high-quality low-frequency output.

Model Code: FP28646
Retail: R 12 990.00


Bowers & Wilkins In-Wall Subwoofer Amplifier
A subwoofer amplifier specifically designed for use with the B&W in-wall subwoofers

The SA250 Mk2 subwoofer amplifier is specifically designed for use with the Custom Installation Series In-wall subwoofers, the ISW-3 and ISW-4. Deceptively slim at 3.5inches, and weighing 11.9lb, it provides 250 Watts of power.

The SA250 Mk2's equalisation is custom tailored to the In-wall subwoofers, with a two position EQ switch to select between the ISW-3 and ISW-4.

Model Code: FP32220
Retail: R 23 990.00