This product is a vintage Polk model and is not available for sale, but it may still be available in some stores as a closeout or used product. The following text is taken from the original sales brochure for this product and does not reflect current availability. If you happen to have any question or concerns about this product, or any other Polk Audio product, feel free to contact our Customer Service Department at 1-800-377-7655 Monday - Friday, 9am - 5:30pm EST


Powered Subwoofer

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The PSW150 was the best selling Polk subwoofer of its day. It provides superb performance when matched with a very wide variety of main Polk speakers. It features:

  • The same robust Dynamic Balance® subwoofer driver as that used in the SRT subwoofer
  • Patented Power Port venting for powerful bass with low noise and distortion
  • High and low level inputs allows easy connection to any system
  • Volume level, crossover and phase controls allow you to optimize performance with any main speaker and room acoustics
  • High current amplifier with auto on/off circuit
  • Overload protection circuitry for safe, high volume performance

Driver Complement

Diameter10" (25.40cm) 


Total Frequency Response20Hz to 200Hz 
Upper -3dB Limit150Hz kHz
Lower -3dB Limit30 Hz
Inputsspeaker and line level 
Outputsspeaker level 

Amplifier Specs

220V AvailabilityNo 
Continuous Average Output
Amplifier TypeSubwoofer 


Cabinet Dimensions
Height12 1/4" (31.12cm) 
Width17" (43.18cm) 
Depth20" (50.80cm) 
Enclosure Type
Subwoofer Enclosure Typedirect radiating, vented 


Speaker Warranty5 years parts and labor (original purchaser) 

Specifications, dimensions and features subject to change without notice. For more information call us at 1-800-377-7655 (USA and Canada). Outside of North America call +1 (410) 358-3600.

PSW150 Media

PSW150 Literature

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PSW150 Accessories