Polk Audio Atrium AM4385-A Sub100 10" Passive Outdoor Subwoofer (Terracotta)


Add bass to your outdoor sound system with the Polk Audio Atrium Sub100 10" Passive Outdoor Subwoofer. It can handle up to 200W of power from your amplifier and features an IPX66 weather resistance. The cabinet can be painted to match your outdoor décor, and the flat top can be used as a plant stand or a pedestal table.

Accepts up to 200W of Power

The Atrium Sub100 can handle up to 200W of power for enhanced bass outdoors.

Weatherproof Design

The Atrium Sub100 is housed in a molded and sealed resin enclosure and is marine-certified with an IPX66 rating for weatherproof outdoor performance.

Dynamic Balance Driver Technology

The 10" long-throw Dynamic Balance driver is designed to eliminate driver distortion for deep, clean bass, even at high volumes.

Capacitive Coupling Technology

The dual 2" voice coil design helps reproduce bass from both stereo channels producing more power in the lower frequencies with the help of Capacitive Coupling Technology.

Waterproof Junction Box

The included waterproof IP68-rated junction box connects other outdoor speakers and is approved for in-ground use.

Aluminum Grille

The included grille helps protect the woofer and is designed to hold up in the outdoor environment.

Designed to Blend In

The enclosure of the Atrium Sub100 can be painted to match your landscape design. The color-impregnated resin is also designed to resist fading and to blend in with your outdoor seating and can even be used as a plant stand or a pedestal table.

Security Options

The Atrium Sub100 includes CL3-rated four-conductor direct burial pigtail cable, so no exposed wiring will get in the way of your weed whacker. Additionally, an eye-bolt security anchor and screw-down points add stability and deter theft.

Flexible Design

The Atrium Sub100, with built-in low-pass filters, can be connected directly to its own amplifier channels for independent volume control. The built-in crossover adds to its flexibility.
Subwoofer Type Passive
Enclosure Type Sealed
Recommended Amplifier Power 10 to 200 W
Amplifier Power Rating 200 W Peak
Drivers 1 x 10" / 25.4 cm Composite
Voice Coil Dual 2" / 5.08 cm
Frequency Response 50 to 110 Hz
Impedance 8 Ohms
Crossover Frequency 150 Hz
Sensitivity 88 dB
IP Rating IP66
Cabinet Material Resin
Grille Aluminum
Dimensions 16.9 x 11 x 16.9" / 42.9 x 27.9 x 42.9 cm
Weight 16.8 lb / 7.6 kg
Packaging Info
Package Weight 22.5 lb
Box Dimensions (LxWxH) 20 x 20 x 14"

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