Polk Audio Signature Elite ES8 Subwoofer

Experience powerful, precision bass in a compact form with the Signature Elite ES8 subwoofer. Designed for smaller home theatre and hi-fi systems, the ES8 brings deep, dynamic low-end performance without taking up too much space. Equipped with an 8" high-excursion woofer, a potent 100W Class D amplifier, and cutting-edge Power Port technology, this sub delivers rich, balanced bass that fills the room with impact. Its sleek design pairs beautifully with the rest of the Signature Elite series, and its compact size allows it to fit effortlessly into any room.

ROOM-FILLING BASS, MINIMAL FOOTPRINT

The ES8 brings robust, room-filling bass to smaller setups, making it perfect for compact home theatres, hi-fi systems, or apartments where space is at a premium. Its front-firing design and narrow cabinet ensure it sounds fantastic whether it’s placed against a wall, in a corner, or on a shelf.

EFFORTLESS SYSTEM INTEGRATION

Sophisticated settings like Time-Smart Phase Control make blending the ES8 with your existing speakers seamless. The adjustable 4th-order lowpass filter and precision DSP technology give you complete control over the frequency response, ensuring smooth, cohesive sound no matter your system configuration.

BUILT FOR PRECISION

The ES8’s internal Polk Power Port minimises turbulence and distortion, ensuring the bass stays tight, clear, and impactful. The advanced 32-bit DSP and group-delay minimising filters bring you cleaner bass with faster transients, making every note feel crisp and dynamic.

ENERGY-EFFICIENT POWER-SAVE MODE

With an auto-sensing power supply, the ES8 automatically reduces power consumption when not in use, keeping your system energy-efficient without sacrificing performance.

ELEVATE YOUR AUDIO

Compact, stylish, and packed with advanced features, the Signature Elite ES8 subwoofer is the perfect choice for audiophiles and movie lovers looking to add powerful, deep bass to their setup without overwhelming their space.

Features

8” Forward-Firing Long-Throw Woofer: Produces deep, defined bass you can feel, down to 28 Hz.

High-Powered 100W Class D Amplifier: Delivers controlled, punchy bass for immersive sound in smaller spaces.

Polk Power Port Technology: Minimises distortion for cleaner, smoother low-end performance.

Acoustically Optimised Cabinet: Reinforced with internal bracing to reduce resonances and deliver pure, distortion-free sound.

Advanced DSP & Time-Smart Phase Control: Ensures seamless blending with other speakers, for balanced and immersive audio.

Compact, Stylish Design: Available with a removable grille, the ES8 fits perfectly on shelves, against walls, or tucked into small spaces without sacrificing performance.

Specifications

Technical features 8" mineral-filled polypropylene cone woofer

Power Port®

Audio inputs LFE (RCA)

Stereo line level (2 RCA)

Continuous amplifier power 100W (Class D)

Frequency response (-3dB) 32 Hz–180 Hz

Frequency response (-10dB) 28 Hz–400 Hz

Lowpass filter adjustment range 50–160 Hz

Phase adjustment range -135° to 180° in 45° increments

Available colors Black

Height 383mm

Width 325mm

Depth 386mm

Product weight 12.6 Kg

Shipping weight 17.2 Kg