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PSB CSIW SUB28 Dual 8-Inch Subwoofer (Each)
PSB CSIW SUB28 Dual 8-Inch Subwoofer (Each)
PSB CSIW SUB28 Dual 8-Inch Subwoofer (Each)
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PSB CSIW SUB28 Dual 8-Inch Subwoofer (Each)
Brand New · Factory Sealed · PSB Speakers Authorized Dealer
$1,699.00
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Free Canada-wide Shipping • Ships out in 2 business days
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$142/mo over 12 months
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FREE Urbanista Sydney Bluetooth Speaker
FREE Urbanista Sydney Bluetooth Speaker Available in your cart with this purchase.

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Urbanista Sydney Bluetooth Speaker
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  1. Add the PSB CSIW SUB28 Dual 8-Inch Subwoofer (Each) to your cart.
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Trusted by 150,000+ Canadian customers since 2001
See the In-Wall Loudspeaker line by PSB Speakers
Ask an Audio Expert Real answers from EFLC product specialists
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Key Features & Connectivity
  • 8-Inch Dual Driver

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:

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)

Product Details

  • PSB Speakers CSIW SUB28 
  • Brand New : Factory Sealed
  • UPC : 786357110909 
  • EFLC : 10320
  • Write a review

Warranty

Five Year Speaker Warranty

  • 5yr Workmanship Coverage
  • 2 Year Electronics Coverage
    (active subwoofer amplifier)
  • Canada-wide Coverage
  • PSB Speakers Authorized
View the detailed warranty policy

Returns

Easy Returns

  • 30-day return window on eligible items
  • Full refund issued in accordance with our return policy
View our full return policy
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CSIW SUB28PSB Speakers CSIW SUB28
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About PSB Speakers

In-Wall & In-Ceiling Speakers • Passive Loudspeakers • Subwoofers • Centers & Surrounds

PSB Speakers focuses on sound-first products built for music and home theater listening, where clarity, balance, and real-world usability matter. We've been carrying PSB Speakers since 2020.

Explore our current PSB Speakers selection and best sellers. We offer both new and open-box items, and everything is clearly marked. Popular categories include In-Wall & In-Ceiling Speakers, Passive Loudspeakers, Subwoofers.

Shop PSB Speakers

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What Our Customers are Saying
Trusted by over 150,000 Canadian customers since 2001
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