JL Audio Dual 12" W7 Ported Enclosure

JL Audio Dual 12" W7 Ported Enclosure is a handcrafted, air-optimized enclosure built specifically for the JL Audio W7 12" sub, delivering 4.0 cu ft of internal volume tuned to 33 Hz for deep, controlled bass.

• Net Volume: 4.0 cubic feet of internal airspace, sized to suit the W7 12" for targeted low-end extension and predictable bass response.
• Tuning: 33 Hz, a frequency where the enclosure is optimized to deliver strong low-end output with the W7 sub.
• Port Area: 56.19 sq in, providing airflow balanced with enclosure volume to sustain a clean bass line without port choking.
• Port Size: 14.501" x 3.875", the vent dimensions chosen to support the 33 Hz tuning and port velocity at high excursion.
• Cutout: 10.5" diameter, specifying the mounting opening required for the subwoofer installation.
• Construction: 3/4" (18mm) Russian Baltic Birch, 13-ply, offering rigidity and low internal resonance to preserve bass clarity.
• Front Baffle: 1" (24mm) solid front baffle, 17-ply, contributing to stiffness and consistent panel behavior under load.
• Bracing: 3/4" (18mm) center baffle brace, minimizing panel flex for tight, accurate bass across excursion ranges.
• Finish: Carbon gray stain with polyurethane topcoat, combining durable protection with a refined, show-quality look.
• Wiring: Pre-wired 10ga OFC with metal binding post for straightforward, robust speaker wiring and reliable current handling.
• Power Rating: Up to 3500W RMS, indicating compatibility with high-power JL W7 configurations and strong dynamic headroom.
• Dimensions: Height 16.0", Width 31.75", Depth 22.0", providing a substantial footprint that fits a variety of vehicle installations while maximizing internal volume.
• Handcrafted in the USA: Built by hand in the United States, reflecting a labor-intensive process focused on quality assembly.
• Airtight Exterior: Zero visible screw holes on the exterior and full glue with Titebond III for airtight integrity and long-term durability.
• Lead Time: Built to order; ships in 2-3 weeks, reflecting the custom fabrication process for this enclosure.

This enclosure integrates precisely with high-power JL W7 setups, delivering the deep bass extension and controlled response needed for flagship 12" subs. The combination of a rigid Baltic Birch chassis, multi-ply baffles, and center bracing ensures consistent performance under demanding music and SPL programs, while pre-wired wiring and a clean exterior simplify installation and integration into audiophile-grade systems.