CMX SUB218 – Dual‑18″ Passive Subwoofer

CMX SUB218 – Dual‑18″ Passive Subwoofer

The CMX SUB218 is a dual 18″ passive subwoofer engineered for demanding low-end reinforcement in large venues, clubs, or live performance stages. Designed for ground-stack use or integration with line-array systems, it delivers powerful bass response with exceptional clarity and headroom.

Featuring two long-excursion 18″ woofers with 4″ voice coils, the SUB218 handles a combined 2400 W nominal (AES) and up to 3600 W peak. Its rugged construction and DSP-ready design make it ideal for professional audio setups requiring high SPL performance and extended low-frequency response.

Key Features:

• Dual 18″ long-excursion woofers with 4″ voice coils
• Power handling: 1200 W AES per driver (2400 W total), 3600 W peak
• Maximum SPL: ~141 dB peak (half-space)
• Frequency response: ~25 Hz – 150 Hz (±3 dB with DSP)
• Parallel-wired NL4 SpeakON connectors (input + link)
• Durable plywood/MDF enclosure with textured black finish and steel grille
• Side handles and rigging options for versatile deployment
• Optimized for use with external DSP and amplification

Specifications:

Why Choose the CMX SUB218?

• Exceptional low-frequency output for high-SPL applications
• Built for professional audio systems with long-term durability
• Perfect for club sound systems, touring rigs, and fixed installations
• DSP-compatible for precise system tuning and integration

Maximum Impact in Large Venues

The CMX SUB218 delivers the clarity, depth, and pressure needed for serious low-end performance. Whether you’re outfitting a large-scale installation or designing a touring rig, this subwoofer offers the reliability and sonic power to meet your system’s most demanding needs.

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