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Polk Audio® 8" Black Powered Subwoofer
Polk Audio® 8" Black Powered Subwoofer 0
Polk Audio® 8" Black Powered Subwoofer 1
Polk Audio® 8" Black Powered Subwoofer 2

Polk Audio® 8" Black Powered Subwoofer

Model #: PSW111
Polk Audio
At a Glance
The PSW111 packs all the power of Polk Audio technology into just a little over a square foot. Experience the strongest bass you'll ever feel in one of the smallest subwoofers you’ll ever find.

Get to know this product.

  • Strong, powerful bass inside a low-key subwoofer
  • Connects easily to any system with pro-grade, unfiltered LFE, line and speaker inputs
  • Unique design keeps the PSW111 stable, steady and power efficient, even at extreme volume levels

Dynamic Balance®

Unique driver materials, speaker geometry and construction techniques produce clean, crisp sound and effortlessly big bass, especially when you need it most.

Klippel Distortion Analyzer

State-of-the-art optimizations to the motor structure, voice coil alignment and suspension ensure the best, most efficient performance at all volumes.

Innovative Features

Smart circuitry, superior compression and an intelligent amplifier deliver highly efficient bass with low distortion and enhanced blending.

Expertly Crafted

Heavy-duty MDF construction ensures perfect volume and distortion-free low frequencies, while eliminating internal standing waves and performance-robbing resonances.

Unique Configuration

Specially-tuned, downward-firing ports produce maximum bass impact and keep the cabinet's front profile as sleek as possible.


PSW Series subwoofers blend perfectly with systems made up of other Polk Audio loudspeakers, such as TSI, RM and R/T/M Series speakers.



Amplifier Output:300W


Enclosure Type:Vented, Downward Firing Port
Driver Component Size:8"


Sold As:Each


Speaker Type:Subwoofer Speaker




Total Pieces1


Electronics Warranty3 years
Drivers Warranty5 years
Original Purchaser OnlyYes

Shipping Cartons

Carton 115" (38.1 cm) h x 17" (43.18 cm) w x 15" (38.1 cm) d - 23 lbs (10.43 kg)


Total Pieces1
Height12.13" (30.81 cm)
Width11" (27.94 cm)
Depth13" (33.02 cm)
Weight20.3 lbs (9.21 kg)
Subwoofer Array Driver Enclosure TypeVented, Downward Firing Port
Subwoofer Array Driver Complement(1) 8" (20.32 cm) d (Round) Dynamic Balance composite cone - Subwoofer


Audio InputsLFE (Unfiltered); Stereo Line Level - (2) RCA
Speaker Inputs(2) Pair of Spring Terminals - Gold-Plated

Internal Amplifier

Power300 watts

Misc. Specs

Product Weight (lbs.)20.30
Depth (in.)13
Width (in.)11
Height (in.)12.13
Woofer Size8 in.
Woofer CompositionFiber-Composite Cone
Speaker TypePowered Subwoofers
Maximum Power Handling (Watts)300
Connector TypeGrip Connector
Manufacturer Warranty3 Year Parts & Labor
Color Finish NameBlack
RMS Power Handling (Watts)300
Subwoofer SizeUp to 8"
WarningProposition 65 Warning for California Residents