DOWN4SOUND SB 15" SUBWOOFER - DVC | 500W RMS

Elevate your car audio system with the DOWN4SOUND SB 15” Subwoofer, crafted to deliver deep, precise bass and exceptional clarity. Designed with 500W RMS power handling, this subwoofer is built for high-performance setups that demand durability and top-notch sound quality.

QUICK NOTES:

• RMS Handling: 500W RMS
• Coil Size: 2.5 Inch
• Cutout Diameter: 13.62 inches / 346 mm
• Outer Diameter: 15.51 inches / 394 mm
• Mounting Depth: 8.01 inches / 203.5 mm
• Motor Height: 3.54 inches / 90 mm
• Net Weight: 46.3 lbs / 21 kg
• Gross Weight: 50.7 lbs / 23 kg
• Highly optimized suspension for accurate sound reproduction
• Designed for versatility in high-performance setups

Technical Specifications:

• Revc (DC Resistance): 2.03 Ohm
• Resonance Frequency (Fs): 30.87 Hz
• BL Product: 16.42 T·m
• Total Moving Mass (Mms): 271.1 g
• Suspension Compliance (Cms): 83.11 μm/N
• Effective Piston Area (Sd): 855.29 cm²
• Equivalent Volume (Vas): 91.18 L
• Sensitivity (SPL): 87.0 dB
• Qms (Mechanical Q): 4.132
• Qes (Electrical Q): 0.825
• Qts (Total Q): 0.689
• Outside Diameter: 15.59 in (396mm)
• Displacement: 0.19 cu ft

Recommended Enclosures:

• Ported Enclosure Size: 3.0 cu ft (net)
• Port Area: 44 sq in
• Port Tuning: 35 Hz
• Sealed Enclosure: Not Recommended