Bowers & Wilkins (B&W) ISW-3 In-wall / In-ceiling Subwoofer
About
Delivering deep, cinematic bass without visual intrusion, the Bowers & Wilkins ISW-3 in-wall / in-ceiling subwoofer is engineered for ultra-premium home theatre and luxury architectural audio systems in India. Designed with dual 6.5-inch paper/aramid fibre drivers in a balanced configuration, it produces powerful, controlled low-frequency performance while eliminating cabinet vibration for clean, distortion-free bass. When paired with a dedicated amplifier, it integrates seamlessly into walls, ceilings, or custom millwork, making it an ideal solution for high-end interiors where uncompromised sound quality must coexist with a completely invisible installation.
Warranty
1-year manufacturer's warranty
Key Features:
- In-wall / In-ceiling subwoofer
-
Features dual 6.5" Paper/Kevlar cone long-throw drivers
-
Powered by a separate audiophile-standard 250W Class D amplifier the B&W SA250 Mk2
Benefits of Bowers & Wilkins (B&W) ISW-3 In-wall / In-ceiling Subwoofer:
Bass that's heard but not seen

B&W ISW-3 gives you a fantastic quality in wall subwoofer. Expose the vent to your room and the rest can hide away behind the wall. Wire it into your AV receiver, tune it and you'll get some incredible sounds. Dual 6 .5 inch drive units are hidden away inside this unit. This subwoofer is a passive subwoofer and as such you'll need dedicated subwoofer amplification to get it working. Bowers & Wilkins provide such an amplifier in the B&W SA250 Mk2. This amplification unit takes a feed from the pre outs on your AV receiver and then amplifies before passing via speaker cable to your subwoofer.
Buy Bowers & Wilkins (B&W) ISW-3 In-wall / In-ceiling Subwoofer online at the best price in Mumbai, Delhi, Bangalore, Chennai and all across India. Enjoy expert, prompt and courteous customer service from the Ooberpad team. We will help you choose better and give you all the support you need to take the right buying decision in India.
Technical Specifications of Bowers & Wilkins (B&W) ISW-3 In-wall / In-ceiling Subwoofer:
| Brand & Model # |
B&W ISW-3 subwoofer |
| Drive Units |
2 x 165mm (6.5in) Paper/Kevlar® cone
|
|
|
-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) |
| Maximum Amp Power | 250 Watts |
| Impedance Nominal |
8Ω (minimum 6.3Ω) |
| Dimensions |
Width: 330mm (13in) Length: 470mm (18.5in) Depth: 235mm (9.25in) |
|
Net Weight
|
12.5 kg
|
| Electronics (mandatory) | SA250 Mk2 |
Delivering deep, cinematic bass without visual intrusion, the Bowers & Wilkins ISW-3 in-wall / in-ceiling subwoofer is engineered for ultra-premium home theatre and luxury architectural audio systems in India. Designed with dual 6.5-inch paper/aramid fibre drivers in a balanced configuration, it produces powerful, controlled low-frequency performance while eliminating cabinet vibration for clean, distortion-free bass. When paired with a dedicated amplifier, it integrates seamlessly into walls, ceilings, or custom millwork, making it an ideal solution for high-end interiors where uncompromised sound quality must coexist with a completely invisible installation.
Warranty
1-year manufacturer's warranty
Key Features:
- In-wall / In-ceiling subwoofer
-
Features dual 6.5" Paper/Kevlar cone long-throw drivers
-
Powered by a separate audiophile-standard 250W Class D amplifier the B&W SA250 Mk2
Benefits of Bowers & Wilkins (B&W) ISW-3 In-wall / In-ceiling Subwoofer:
Bass that's heard but not seen

B&W ISW-3 gives you a fantastic quality in wall subwoofer. Expose the vent to your room and the rest can hide away behind the wall. Wire it into your AV receiver, tune it and you'll get some incredible sounds. Dual 6 .5 inch drive units are hidden away inside this unit. This subwoofer is a passive subwoofer and as such you'll need dedicated subwoofer amplification to get it working. Bowers & Wilkins provide such an amplifier in the B&W SA250 Mk2. This amplification unit takes a feed from the pre outs on your AV receiver and then amplifies before passing via speaker cable to your subwoofer.
Buy Bowers & Wilkins (B&W) ISW-3 In-wall / In-ceiling Subwoofer online at the best price in Mumbai, Delhi, Bangalore, Chennai and all across India. Enjoy expert, prompt and courteous customer service from the Ooberpad team. We will help you choose better and give you all the support you need to take the right buying decision in India.
Technical Specifications of Bowers & Wilkins (B&W) ISW-3 In-wall / In-ceiling Subwoofer:
| Brand & Model # |
B&W ISW-3 subwoofer |
| Drive Units |
2 x 165mm (6.5in) Paper/Kevlar® cone
|
|
|
-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) |
| Maximum Amp Power | 250 Watts |
| Impedance Nominal |
8Ω (minimum 6.3Ω) |
| Dimensions |
Width: 330mm (13in) Length: 470mm (18.5in) Depth: 235mm (9.25in) |
|
Net Weight
|
12.5 kg
|
| Electronics (mandatory) | SA250 Mk2 |
Company Contact Information
3, Shubhanghini, 51, Milan Subway Road,
Santacruz West, Mumbai 400054
