4 D2 - Sundown Audio 12 2500. Watt RMS Dual 2-Ohm Nightshade V.
4 D2 2500W RMS Dual 2-Ohm Subwoofer. DC Resistance (Re): 2.85.Resonance Frequency (Fs): 39.14 Hz. Equivalent Volume (Vas): 10.88 L. Electrical Q Factor (Qes): 0.373. Mechanical Q Factor (Qms): 4.559. Total Q Factor (Qts): 0.3449. Voice Coil Inductance (Le): 1.982 mH. Force Factor (BL): 27.93 NA.
Air Load (Mms): 414.5 g. Suspension Compliance (Cms): 39.88 m/N. Sensitivity: 84.17 dB 1w / 1m. Outside Diameter: 12.67 in.
Cutout Diameter: 11.09 in. Recommended Port Area: 40 sq. In order to maintain an inventory of 100%, Brand New, A-Stock, untouched products, all sales are final. We ask that you please be sure you are ordering the correct product. The item "SUNDOWN AUDIO NS-12 V.4 12 D2 NIGHTSHADE 2500W RMS DUAL 2-OHM SUBWOOFER NEW" is in sale since Thursday, March 15, 2018. This item is in the category "Consumer Electronics\Vehicle Electronics & GPS\Car Audio\Car Subwoofers". The seller is "woofersetc_outlet" and is located in Los Angeles, California. This item can be shipped worldwide.