The Polk Audio PA1100.5 is a 5 channel power amplifier.

Where to buy

Seller Price Seller Rating
Show more


The Polk Audio PA1100.5 is a 5 channel power amplifier. This unit has enough power to run 4 speakers and one subwoofer.  The top model in the PA product offering, this unit is one of the most expensive products from Polk. For a more mid-range amplifier, look at the PA500.4 or the PA400.1. The PA1100.5 comes with mounting hardware, including rubber isolation grommets and extra fuses. Made of anodized extruded aluminum, it weighs 24 pounds.  The end caps are made of cast aluminum and are removable and the cover plate design hides all the wiring.  The logo is in solid aluminum and comes with cobalt blue back lighting. This amplifier can be used with any available speakers. A remote control is included to control the subwoofer levels. 

  • 5/4/3 Channels
  • 125 Watts  x 4 (at 2 ohms) and 600 Watts x 1 (at 1 ohm) Continuous
  • 80 Watts x 4 (at 4 ohms) and 280 Watts x  1 (at 4 ohms)
  • Signal to noise is > 98 dbA
  • Input Sensitivity Range is 250 mV to 7.5 Volts
  • Input Impedance > 20k Ohms
  • Output Impedance is
  • Overall Frequency Response (-3 dB Points) is 20 Hz to 20 kHz main channel and 20 - 250 Hz sub channel
  • 3 x 40 amp fuse, power and ground reversal, thermal and short, current overdraw and low impedance protection
  • The unit is 24 lbs and is 2 16/25" high x 26 29/100" wide x 10 1/4" deep or 6.71 cm high x 66.78 cm wide x 26.04 cm deep
Post Review
01/07/2013 10:51

How much dose speakers (2) 12 inch speakers cost

About Us