Sparked Innovations 18" SQL-2000 Car Audio Subwoofer 2000W DVC

COMING SOON General Specifications Power handling 2000W RMS Dual voice coil D2 or D4 Xmax (mm one way)  25 Xmech (mm one way)  50 Heat-treated 4-layer 4-inch coil Quad braided tinsel leads Multi-layer foam surround in Sparked Blue Aluminum dust cap Cast aluminum frame High-velocity motor cooling Measurements Parameter Metric (mm) Imperial (in) Outer Diameter 464.06 18.27 Mounting Diameter 426.47 16.79 Overall Depth 301.36 11.86 Mounting Depth 271.36 10.68 T/S Parameters Parameter D2 D4 RE (Ohms) 3.91 5.94 Fs (Hz) 26.72 27.44 VAS (L) 70.36 74.16 Qes 0.63 0.69 Qms 6.86 6.67 Qts 0.58 0.63 BL 32.08 36.54 Mms (Grams) 994.75 894.78 Cms (uM/N) 35.66 37.60 Sensitivity (dB @2.83Vrms/1m) 88.11 @ 1 kHz 86.52 @ 1 kHz ENCLOSURE RECOMMENDATIONS Size Application Enclosure Type Volume (ft³) Port Tuning (Hz) Details Type Dia. (in) Length (in) 18" General (most common) SBB4 - Loud Bass Response 6.50-10.00 Round Two x 6 18" @ 6.50ft³ 11" @ 10.00ft³ 32 Details 18" General SBB4 - Flat Response 3.25-4.25 Round 6 18" @ 3.25ft³ 13" @ 4.25ft³ 32 Details 18" SQ QB3 - Low-Frequency Peak 7.00-9.50 Round 6 16" @ 7.00ft³ 11" @ 9.50ft³ 23 Details 18" SQ QB3 - Flat Response 6.50-8.50 Round 6 25" @ 6.50ft³ 18" @ 8.50ft³ 20 Details ×