Polk Audio HTS 12 – Subwoofer


100 in stock


Product Description


Add enhanced bass to your movies and music with the classic brown walnut Polk Audio HTS 12 12″ 400W Subwoofer. This front-firing subwoofer features a 12″ long-throw polypropylene woofer and delivers up to 400W of peak power. With a frequency response of 22 to 180 Hz, the HTS 12 is equipped to handle a variety of listening material. Integrated low-pass filter and phase control settings allow you to achieve your preferred acoustic settings. For installation flexibility, LFE and line level inputs are onboard.

Designed to Provide Deep Bass for Home Theater and Music

The long-throw 12″ driver, Power Port technology, and 400W Class D amplifier are engineered for enhanced bass impact.

Dynamic Balance Driver

The front-firing polypropylene driver with Dynamic Balance technology is Klippel-optimized to help provide clean, clear bass, enhanced linearity, and lower distortion.

Power Port Technology

The floor-firing Power Port is designed to smoothly transition the air flow into your listening area, reducing turbulence and distortion.

Enhanced Control

The subwoofer has built-in controls for variable volume, low pass filter, and phase. Set the toggle to Auto on/off or DC control (12V trigger). All controls are on the rear panel.

Virtually Universal Compatibility

Connect via the LFE or stereo line RCA inputs.

Lower and Upper -3dB Limits

The HTS 12 features a lower limit of 28 Hz and an upper limit of 120 Hz.

MDF Cabinets

The braced MDF cabinet construction and removable grille combine to deliver enhanced sound with a look that can fit nearly any decor.

Additional Features

  • Volume +/-
  • Low pass filter (40 to 160 Hz)
  • Phase (0/180°)
  • Power: Auto on/off
  • DC control via 12V trigger
  • ENERGY STAR compliant with auto standby 



12″ / 30.5 cm long-throw polypropylene woofer

Amplifier Power

Up to 400 W

Amplifier Type

Class D

Nominal Impedance

8 Ohms

Frequency Response

22 to 180 Hz


1 x stereo RCA (line level) 1 x mono RCA LFE (unfiltered) 1 x 1/8″ / 3.5 mm 12 VDC trigger

Enclosure Type

Bass reflex via Power Port

Enclosure Material


Standby Power Consumption

0.5 W

Dimensions (W x H x D)

17.14 x 18.84 x 18.13″ / 43.54 x 47.86 x 46.05 cm


49.9 lb / 22.63 kg

Package Weight

55.0 lb

Box Dimensions (LxWxH)

21.0 x 21.0 x 21.0″

Weight 23 oz