DC Audio Single 15" Level 4 Ported Enclosure

The DC Audio Single Level 4 15" Ported Enclosure is a handcrafted, 3.5 cu ft vented cabinet tuned to 32 Hz, engineered specifically for the DC Audio Level 4 15" subwoofer to deliver deep, controlled bass.

• Net Volume: 3.5 cubic feet — provides the precise airspace needed for the Level 4 15" driver to reach deep bass without overloading the cone.
• Tuning: 32 Hz — low-frequency emphasis that achieves deeper bass extension while maintaining control and linear response.
• Port Area: 51.15 sq in — larger port area helps move air smoothly at low frequencies, reducing port chuffing and preserving bass texture.
• Port Size: 15.5" x 3.3" — rectangular slot port dimensions designed to support the 32 Hz tuning with a compact footprint.
• Cutout: 14.0" — mounting hole diameter for the subwoofer, ensuring a snug, airtight seal with compatible drivers.
• Construction: 3/4" (18mm) Russian Baltic Birch — 13-ply panels for stiffness and minimal panel flex in real-world playback.
• Baffle: 1" (24mm) solid front baffle — 17-ply construction provides rigidity against cone movement and cabinet flex.
• Finish: Carbon gray stain with polyurethane topcoat — durable, show-quality exterior suitable for visible installs.
• Wiring: Pre-wired 10ga OFC with metal binding post — simplifies installation and ensures solid, low-resistance connections.
• Power Rating: Up to 1750W RMS — supports high-power Level 4 drivers for dynamic bass handling.
• Dimensions: Height 17.0", Width 29.875", Depth 20.0" — provides a compact footprint with ample internal volume for a 15" woofer.
• Handcrafted in the USA: Built by hand in the United States — emphasis on craftsmanship and consistent assembly quality.
• Exterior Quality: Zero visible screw holes on the exterior; fully glued with Titebond III for airtight integrity and durability.
• Lead Time: Built to order; Ships in 2-3 weeks; All sales final.

In real-world builds, this enclosure delivers the precise airspace and tuned response needed to extract deep, controlled bass from a DC Audio Level 4 15" sub. The rigid Baltic Birch construction and heavy front baffle minimize cabinet flex and resonances, preserving dynamic range. Pre-wired wiring and binding posts simplify installation, while the screw-free exterior provides a clean, showroom-ready appearance. Built in the USA with durable materials and airtight gluing, this cabinet is designed for consistent performance across demanding bass applications, with a 2-3 week ship time and all sales final.