Sundown Audio HZ8D4 Horizon Series 8" Subwoofer with Dual 4-Ohm Voice Coils

The Sundown Audio HZ8D4 brings deep, punchy bass with 500W RMS (1,000W peak) of power handling in an 8-inch size.

At a glance

• Power: 500W RMS (1,000W peak)
• Size: 8"
• Impedance: Dual 4 ohm

Details

The Sundown Audio HZ-8 8" subwoofer handles 500W RMS (1000W peak) for powerful, accurate bass. Dual 4-ohm voice coils offer flexible wiring options, while the reinforced pressed paper pulp cone and high-roll foam surround ensure durability and deep excursion. Perfect for sealed or ported enclosures.

Features:

• 8" component subwoofer
• Dual 4-ohm voice coils
• Hard-reinforced pressed paper pulp cone with layered pressed foam surround
• Cast aluminum basket
• Power handling: 500W RMS / 1000W peak
• Frequency response: 20–200 Hz
• Sensitivity: 81.7 dB
• Top-mount depth: 5.28"
• Cutout diameter: 7.25"
• Sealed box volume: 0.25 cu. ft.
• Ported box volume: 0.5 cu. ft.
• Grill not included

Specifications:

Size: 8-inch

Impedance: 2Ω or 8Ω

Cone Material: Pressed paper pulp

Surround Material: Pressed foam

Basket Material: Aluminum

Grill: Not included

Free-Air Use: No

Dual Voice Coil: Yes

Sensitivity: 81.7 dB @ 1W

Frequency Response: 20–200 Hz

Max RMS Power Handling: 500 W

Peak Power Handling: 1000 W

Top Mount Depth: 5-5/16"

Cutout Diameter: 7-1/4"

Frame Width: 7.13"

Frame Length: 7.13"

Vas: 7.529 L

Fs: 41.323 Hz

Qts: 0.464

Xmax: 14 mm

UPC: 636644892222

Box Requirements:

Ideal Sealed Volume: 0.25 cu. ft.

Min Sealed Volume: 0.2 cu. ft.

Max Sealed Volume: 0.4 cu. ft.

Ideal Ported Volume: 0.5 cu. ft.

Min Ported Volume: 0.5 cu. ft.

Max Ported Volume: 0.75 cu. ft.

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