DC Audio Level 3 & Level 4 Ported Subwoofer Enclosures

Handcrafted Baltic Birch – Precision Tuned – Single & Dual Options

Engineered specifically for DC Audio Level 3 and Level 4 subwoofers, these enclosures are built around exact airspace calculations and optimized tuning frequencies to deliver deep, controlled, high-output bass.

These are not generic prefab boxes.
These are purpose-built performance enclosures.

Compatible with:

• DC Audio Level 3 Subwoofers (1000W RMS)

• DC Audio Level 4 Subwoofers (1500W RMS)

AVAILABLE CONFIGURATIONS

Single 10" – 1.15 Cu Ft @ 34Hz
Dual 10" – 2.3 Cu Ft @ 34Hz
Single 12" – 1.5 Cu Ft @ 33Hz
Dual 12" – 3.0 Cu Ft @ 33Hz
Single 15" – 3.5 Cu Ft @ 32Hz
Dual 15" – 7.0 Cu Ft @ 32Hz

COMPLETE SPECIFICATIONS

🔹 Single 10"

• Net Volume: 1.15 cubic feet

• Tuning: 34Hz

• Port Area: 16.68 sq in

• Port Size: 11.503" x 1.45"

• Cutout: 9.35"

• Power Handling: Up to 1750W RMS

External Dimensions:
Height: 13.0"
Width: 21.875"
Depth: 14.0"

🔹 Dual 10"

• Net Volume: 2.3 cubic feet

• Tuning: 34Hz

• Port Area: 33.06 sq in

• Port Size: 11.499" x 2.875"

• Cutout: 9.35"

• Power Handling: Up to 3500W RMS

External Dimensions:
Height: 13.0"
Width: 29.875"
Depth: 18.5"

Includes 3/4" internal center brace.

🔹 Single 12"

• Net Volume: 1.5 cubic feet

• Tuning: 33Hz

• Port Area: 21.6 sq in

• Port Size: 13.5" x 1.6"

• Cutout: 11.0"

• Power Handling: Up to 1750W RMS

External Dimensions:
Height: 15.0"
Width: 20.5"
Depth: 16.0"

🔹 Dual 12"

• Net Volume: 3.0 cubic feet

• Tuning: 33Hz

• Port Area: 43.2 sq in

• Port Size: 13.5" x 3.2"

• Cutout: 11.0"

• Power Handling: Up to 3500W RMS

External Dimensions:
Height: 15.0"
Width: 31.5"
Depth: 19.0"

Includes 3/4" internal center brace.

🔹 Single 15"

• Net Volume: 3.5 cubic feet

• Tuning: 32Hz

• Port Area: 51.15 sq in

• Port Size: 15.5" x 3.3"

• Cutout: 14.0"

• Power Handling: Up to 1750W RMS

External Dimensions:
Height: 17.0"
Width: 29.75"
Depth: 20.0"

Lower tuning provides deeper low-frequency extension and heavier bass presence.

🔹 Dual 15"

• Net Volume: 7.0 cubic feet

• Tuning: 32Hz

• Port Area: 101.4 sq in

• Port Size: 19.5" x 5.2"

• Cutout: 14.0"

• Power Handling: Up to 3500W RMS

External Dimensions:
Height: 21.0"
Width: 40.0"
Depth: 22.2"

Includes reinforced internal bracing for high-output applications.

CONSTRUCTION DETAILS (ALL MODELS)

• 3/4" (18mm) Russian Baltic Birch – 13 ply

• Solid 1" (24mm) front baffle – 17 ply

• Carbon gray stain with polyurethane topcoat

• Pre-wired 10ga OFC internal wiring

• Metal binding post terminal

• Fully glued using Titebond III

• Airtight sealed

• Zero visible exterior screw holes

These are handcrafted performance enclosures — not mass-produced prefab boxes.

AMPLIFIER PAIRING GUIDE

Single Enclosures (10", 12", 15")

Recommended Amplifiers:

• DC Audio PS-1000x1

• DC Audio PS-2000x1

Ideal for:

• Single Level 3 (1000W RMS)

• Single Level 4 (1500W RMS)

Stock alternator systems may work depending on amplifier choice and vehicle.

Dual Enclosures (10", 12", 15")

Recommended Amplifiers:

• DC Audio PS-2000x1

• DC Audio PS-3000x1

• DC Audio PS-8000x1 (electrical upgrades strongly recommended)

Ideal for:

• Dual Level 3 systems

• Dual Level 4 systems

• Aggressive street bass builds

Upgraded electrical (alternator + battery support) recommended for high-output setups.

PERFORMANCE CHARACTERISTICS

Tuning range: 32Hz–34Hz

This provides:

• Deep low-end extension

• Strong musical daily response

• Balanced port velocity

• Controlled cone movement

• Clean bass at high output levels

LEAD TIME

Built to order.
Ships in 2–3 weeks.
All sales final.