COX Series
Professional Subwoofer System
Model : COX18S, COX218S
Description
The COX Series subwoofers are high-efficiency low-frequency speaker systems designed to deliver powerful, precise, and extended bass performance for professional audio applications.
Available in single (COX18S) and dual 18-inch (COX218S) configurations, these subwoofers are built to complement full-range line array systems, ensuring rich, dynamic low-end response for both touring and fixed installations.
Each model features high-power ferrite drivers with 4-inch voice coils, housed in a durable 18mm birch plywood cabinet finished with environmentally friendly, anti-scratch coating.
The front-loaded bass-reflex design ensures strong low-frequency impact and controlled response, while Neutrik® NL4MP connectors guarantee reliable signal transmission and easy system integration.
Technical Specifications:
| Model | COX18S | COX218S |
|---|---|---|
| System Type | Single 18-inch subwoofer | Dual 18-inch subwoofer |
| Frequency Range | 40Hz–500Hz | 35Hz–450Hz |
| Frequency Response (-3dB) | 50Hz–450Hz | 38Hz–400Hz |
| Sensitivity (1W/1m) | 104dB SPL | 106dB SPL |
| Nominal Impedance | 8 ohms | 4 ohms |
| Power Handling (AES) | 800W | 1600W |
| Maximum SPL | 136dB SPL | 142dB SPL |
| Driver Configuration | 1 × 18” ferrite driver, 4” voice coil | 2 × 18” ferrite drivers, 4” voice coils |
| Cabinet Material | 18mm birch plywood | 18mm birch plywood |
| Input Connectors | Double Neutrik® NL4MP | Double Neutrik® NL4MP |
| Cabinet Dimensions (H × W × D) | 503 × 861 × 700 mm | 560 × 1079 × 750 mm |
| Net Weight | 68 kg | 90 kg |
Key Features:
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Available in single or dual 18-inch configurations for scalable low-end performance.
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Rugged 18mm birch plywood enclosure with eco-friendly, anti-scratch finish.
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High-efficiency ferrite drivers for deep and accurate bass reproduction.
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Front-loaded bass-reflex design enhances output and maintains clarity.
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Compatible with professional line array systems and installations.
Applications:
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Concert and touring sound systems
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Theaters and performance halls
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Sports arenas and large venues
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Nightclubs, event spaces, and rental applications
