DOWN4SOUND | DBZ 12″ SUBWOOFER | 1300W RMS | D2

The DOWN4SOUND DBz-12 D2 is built for car audio enthusiasts who want huge bass, rugged construction, and unbeatable value. Delivering a true 1300W RMS, this 12-inch subwoofer is designed for daily systems and high-output builds that demand big performance without the big price tag. Featuring a dual 2-ohm voice coil configuration and a real carbon fiber dustcap, the DBz-12 D2 offers flexible wiring options, strong durability, and powerful low-frequency output.

Key Features

1300W RMS power handling
Dual 2-ohm voice coil design
2.75-inch high-temperature voice coil
28 mm one-way Xmax
Real carbon fiber dustcap
Advanced motor venting for improved cooling
Heavy-duty motor structure

Technical Specifications (T/S Parameters)

Revc (DC Resistance): 3.960 ohm
Resonance Frequency (Fs): 38.106 Hz
Qms: 2.772
Qes: 0.511
Qts: 0.431
Mms (Moving Mass): 311.818 g
Cms (Compliance): 56.943 m/N
Rms: 0.786
Vas: 22.381 L
Sd: 59.093 cm
BL Product: 26.133 Tm
Sensitivity (SPL): 85.7 dB
Xmax: 28 mm
Displacement: 0.15 cu ft

Engineering and Construction

Extended pole piece for improved linear control
Rear gap and pole venting for coil cooling
Long-fiber spider system for consistent suspension behavior
Precision-wound 2.75-inch voice coil
Carbon fiber dustcap for strength and rigidity

Recommended Enclosure

Sealed: 1.0 cubic foot
Ported: 1.75 cubic feet
Recommended Tuning: 32 Hz
Recommended Port Area: 21 to 26 square inches total

Physical Dimensions

Cutout Diameter: 11.26 in (286 mm)
Mounting Depth: 7.68 in (195 mm)
Outside Diameter: 12.44 in (316 mm)
Motor Diameter: 11.14 in (283 mm)
Net Weight: 32.8 lb
Gross Weight: 36.4 lb

Why You Should Buy

Strong 1300W RMS performance
Deep, punchy low-frequency output
Flexible dual 2-ohm wiring options
Durable construction with premium materials
Carbon fiber dustcap enhances appearance and reliability

Ideal Applications

Daily systems needing reliable, powerful low-end performance
Ported or sealed installs in sedans, SUVs, trucks, and hatchbacks
Systems tuned in the range for deeper, fuller bass
SQL-style daily builds balancing punch and depth
Users seeking high-value, high-output performance