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Polk Audio PSW111 8" 300 Watt Compact Powered Subwoofer

UPC: 747192117757
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Original price $339.00
Current price $299.00


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Polk Audio PSW111 8" 300 Watt Compact Powered Subwoofer

  • 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

Deep Bass, Small Footprint

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.

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.



Total Pieces 1


Electronics Warranty 3 years

Drivers Warranty 5 years

Original Purchaser Only Yes

Shipping Cartons

Carton 1 15" (38.1 cm) h x 17" (43.18 cm) w x 15" (38.1 cm) d - 23 lbs (10.43 kg)


Total Pieces 1

Availability US

Orientation Vertical

Height 12.13" (30.81 cm)

Width 11" (27.94 cm)

Depth 13" (33.02 cm)

Weight 20.3 lbs (9.21 kg)

Subwoofer Array Driver Enclosure Type
Vented, Downward Firing Port

Subwoofer Array Driver Complement
(1) 8" (20.32 cm) d (Round) Dynamic Balance composite cone - Subwoofer

Audio Quality


Audio Inputs
LFE (Unfiltered)
Stereo Line Level - (2) RCA

Speaker Inputs (2) Pair of Spring Terminals - Gold-Plated

Internal Amplifier

Power 300 watts