Ground Zero GZCS 20SUB-ACT – Compact 8" 340W Active Subwoofer

Highlights

• Compact 20 cm (8-inch) active subwoofer for vehicles with limited space
• Integrated 250W RMS / 340W max amplifier
• Efficient downfiring technology
• Advanced high-level input with dummy load for connection to original car radio
• Quick-release power connector for easy removal

Description

The Ground Zero GZCS 20SUB-ACT is an active 20 cm (8-inch) subwoofer specifically designed for vehicles with limited space. Its compact and flat design allows for discreet installation under seats or in confined spaces, while delivering powerful and controlled bass.

This active subwoofer integrates a 250W RMS (340W max) amplifier perfectly matched to the 8-inch aluminum cone subwoofer. The large wooden enclosure optimizes bass reproduction, while the downfiring technology ensures efficient sound distribution even in confined spaces.

Key Features:

• Robust wooden enclosure for optimal acoustic reproduction
• Efficient downfiring technology for under-seat installation
• Compatible with backfire applications
• Advanced high-level input with dummy load for direct connection to original car radio
• RCA input for connection to amplifier or aftermarket car radio
• Adjustable low-pass filter from 50 to 150 Hz for precise tuning
• 0°/180° phase adjustment to optimize integration with front speakers
• Quick-release power connector for easy subwoofer removal

Technical Specifications

Why Choose It

• Ideal all-in-one solution for adding bass without complex installation
• Compact and flat format perfect for under-seat or small trunk installation
• Integrated 250W RMS amplifier for powerful and controlled bass
• High-level input with dummy load for easy connection to original system
• Rigid aluminum cone for accurate and dynamic reproduction
• Full adjustments (low-pass filter, phase) for optimal integration
• Quick-release power connector for easy subwoofer removal
• Ground Zero quality known for its excellent value for money
• Simple and quick installation without the need for an external amplifier

Enjoy 5% off all pre-order products.

The discount is automatically applied to your cart.

The announced delivery times are given as an indication and expressed in working days.

They may be extended in case of supplier holidays, carrier delays, or unfavorable weather conditions.

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If you have any questions, please contact us via the website chat or consult our General Terms and Conditions of Sale, available at the bottom of the page.

The Sound Auto Concept Team

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The Sound Auto Concept team.

We offer several delivery options to meet your needs.

Free shipments are made via a relay point.

If you prefer home delivery, a surcharge may apply when ordering.

For shipments outside France, please refer to our "Deliveries and Returns" section for more information.

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For returns, you have 14 days after receiving your items to return them if you are not entirely satisfied 🔁

Please note: refusing a package upon delivery does not constitute a valid withdrawal request and does not trigger the 14-day legal period, in accordance with our General Terms and Conditions of Sale (GTC).

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