🥊 BOXING WEEK
Sign in & use BW25 for instant savings! Log in to Save!

Welcome!Please log in.

Log in with PayPal Please do not select 'Hide My Email' during sign-in, as Apple's private email prevents us from contacting you

PSB CSIW SUB28 Dual 8-Inch Subwoofer (Each)

Boxing Week Deals That Actually Make Sense!

$4,999.00

Secure One-Page Checkout

PSB Speakers Authorised

This product is brand-new and factory sealed PSB Speakers CSIW SUB28 Available
UPC : TBD 5% Price Promise
Warranty : 1yr Manufacturer 14 Day Money Back
Shipping : FREE in Canada Ships out in 2 Days

$417/mo suggested payments with 12 month special financing now with Flexiti.Get approved for financing in under 3 minutes

Details

Dual 8- in-Wall Subwoofer

The CSIW SUB28 is a sealed cabinet subwoofer with dual 8- high performance drivers capable of delivering detailed low frequency performance. Equipped with heavy duty nylon dog-ears, and a magnetic small perforation grille, the CSIW SUB28 can be used in both new construction or retrofit applications. Versatile, and easy to deploy, the CSIW SUB28 is a cornerstone of audio system design.

Features:

Dual 8- Passive In-Wall Subwoofer
Polypropylene cone, rubber surround
Designed for both new construction or retrofit applications
Sealed Cabinet Design
High strength doglegs for easy installation and removal
Magnetic, small perforation grille
Design and final voicing engineered by Paul Barton
Ideal match with CS 500W subwoofer amplifier
Height : 25 3/8-Width: 13 1/2" - Depth: 3 3/4"

Specifications

Specifications:

Sound Pressure Level:

Maximum @ 100Hz: TBD

Sensitivity:

Anechoic Chamber: 87dB
Listening Room: 89dB

Impedance:

Nominal: 4 Ohms

Acoustic Design:

Woofer (Nominal):

2 x 8" (100mm)
Carbon Fibre Cone
Rubber Surround
Steel Basket

Construction:

Cabinet: Metal
Grille Face: Metal

Dimensions / Weights / Finish:

Dimensions:

Net W - 13 1/2" (343mm)
Net H - 25 3/8" (625mm)
Net D - 3 3/4" (95mm)

Volume: 0.3 ft³
Weight: Net-26lb (12kg)

More Product Options

The In-Wall Loudspeaker line by PSB Speakers

PSB Speakers CSIW SUB10Black$1,599.00

PSB CSIW SUB28 Dual 8-Inch Subwoofer (Each) Shipping : FREE in Canada
In Stock
Now $4,999.00

4.9/5 490+ reviews

Electronics for less is a pleasure to deal with, we are customers now for many years. Fiio k13 DAC is a stellar product, music comes alive in NOS mode.

Posted 12/19/2025 By: sharond28235251

I didn't know about Electronics For Less Canada? Fast service, super-strong packaging, and above all, a very competitive price. I recommend it.

Posted 10/27/2025 By: liva2982592109

Helpful staff, went the distance to confirm product availability. Delivered as promised.

Posted 10/16/2025 By: donwhiteford

I purchased a home theater receiver and subwoofer from Electronics for Less and the quality of the products is excellent. They both sound clear and crisp in my home theater setup and we're extremel...

Posted 10/10/2025 By: davesteinfeld

order on Thursday morning received the next day afternoon that's what I call a fast delivery

Posted 09/25/2025 By: realdesfosses

Order and delivery experience was seamless and timely. DAP was well packed and arrived on scheduled time undamaged. Price was very competitive and EFL provided a discount coupon. I would note that...

Posted 09/23/2025 By: brian1268496376

I have ordered 3 times from Electronics For Less Canada and I have received excellent customer service with great prices each time. I highly recommend buying from EFLC if you want a great selectio...

Posted 09/19/2025 By: rounder45

Great product! Even better service! Will definitely be purchasing from electronicsforless in the near future! Keep those discounts coming!!! :)

Posted 07/15/2025 By: DannoManno

Over the years I?ve made multiple purchases from EFLC, culminating in six SVS subs. From start to finish they?ve always taken care of me, and they offer the best discounts in Canada. Their custome...

Posted 07/14/2025 By: Reviewer175123200

Exactly what i see! Good product, good Price.

Posted 07/11/2025 By: Reviewer2630578141

ITEM
WATCH

PSB CSIW SUB28 Dual 8-Inch Subwoofer (Each)

Ask an Expert

Customers who bought this product also purchased...

Kanto R500 Recessed Articulating Wall Mount for 46-80 inch Displays

PSB CS 500W Digital Subwoofer Amplifier (Each)

Onkyo TX-NR7100 9.2 Channel Network AV Receiver BLACK

Canadian Owned, Canadian Operated.

electronicsforless.ca is committed to offering the industry's top brands at competitive prices, providing exceptional customer service, offering a first-rate shopping experience with fast and often 24-hour, reliable delivery right to your door. For our fellow Canadians, we offer free, coast to coast shipping on thousands of items. We are an authorized dealer for every product you see and we honor full warranties on what we sell. Since launching electronicsforless.ca in 2002, we've grown to proudly serve hundreds of thousands of online Canadians!

We are enthusiastic about electronics and look forward to serving you!

We’ve got you covered!

We are fully authorized by the brands we carry. Products purchased on electronicsforless.ca are covered by their respective Canadian manufacturer warranties. see all

Samsung, SVS, Kanto Canada Authorized Dealer

Customer Resources

Contact

Contact Us
Electronics For Less Canada
6-105 W Beaver Creek Rd
Richmond Hill, ON
L4B 1C6
GST# 896072394

Product Resources

Help Desk

Customer Resources

My Account

Copyright © 2026 Electronics For Less Canada - EFLC.ca.

‡ CASH BACK BLACK FRIDAY promotion is valid for a limited time only, starting November 6, 2025, and ending December 1, 2025. Cashback offers are applicable only to eligible products as marked on the website. The cashback amount will be calculated based on the net purchase price of qualifying items, excluding taxes, shipping fees, and any other discounts applied. Applicable to single product quantity purchases only. Cashback will be issued in the form of 10% store credit of the discounted purchase price and a partial refund to your original payment method within 20 business days after we have been notified by you, the customer, of the price difference. This offer cannot be combined with other promotions or discounts unless explicitly stated. Electronics for Less Canada reserves the right to modify or terminate this promotion at any time without prior notice. Other terms and conditions may apply.

®™ Trademarks of AM Royalties Limited Partnership used under license by LoyaltyOne, Co. and 118291 Ont Ltd o/a Electronics for Less Canada. ^* Excluding all headphones & selected discounted items. AIR MILES^® Reward Miles may not be applied in combination with special finance payment plans. AIR MILES^® Reward Miles are available only to Canadian customers.

Solutions by shopi.ca

Deals

Deals

Deals

Deals

Deals

Deals

Deals

Deals

Quality Open Box Products

Clearance!

PSB CSIW SUB28 Dual 8-Inch Subwoofer (Each)

$4,999.00