Description DOWN4SOUND SB 12″ SUBWOOFER – 4 OHM DVC | 500W RMS Experience the perfect blend of power and precision with the DOWN4SOUND SB 12” Subwoofer, designed for enthusiasts who crave deep, clean bass. Featuring a dual 4-ohm voice coil configuration and 500W RMS power handling, this subwoofer is optimized for versatile setups and delivers exceptional performance. Its durable construction ensures long-lasting reliability, making it a must-have for car audio enthusiasts. QUICK NOTES: RMS Handling: 500W RMS Coil Size: 2.5 Inch Cutout Diameter: 10.87 inches / 276 mm Outer Diameter: 12.44 inches / 316 mm Mounting Depth: 6.81 inches / 173 mm Motor Height: 3.54 inches / 90 mm Net Weight: 44.1 lbs / 20 kg Gross Weight: 47.4 lbs / 21.5 kg Highly optimized suspension for precise sound reproduction Versatile design suitable for various setups Technical Specifications: Revc (DC Resistance): 4.13 Ohm Resonance Frequency (Fs): 29.90 Hz BL Product: 20.32 T·m Total Moving Mass (Mms): 200.0 g Suspension Compliance (Cms): 131.19 μm/N Effective Piston Area (Sd): 510.1 cm² Equivalent Volume (Vas): 48.59 L Sensitivity (SPL): 85.2 dB Qms (Mechanical Q): 3.624 Qes (Electrical Q): 0.602 Qts (Total Q): 0.516 Ported EnclosureSize: 1.75 cu. ft. net Port Area: 26 sq. in. Port Tuning: 35 Hz Sealed Enclosure Not Recommended
