DS18 12" Pro Car Audio Subwoofer 2500 Watts 4 Ohm Dual Voice Coil EXL-X12.4D
EXL X (Extremely loud) competition grade subwoofers features DS18 private red aluminum basket, fiber glass dust cap, 2.57" voice coils and 2500 watts of power, with the combination of modern technologies and unique engineering solutions this subwoofer is the evidence of DS18 technological and methodical dominance, EXL X is the best choice to enter the bass head world in the lanes or to play daily music.
- Premier DS18 Subwoofer line brings great bass without being super power hungry and looks amazing.
- High strength rubber surround will hold with great ease while pushing out loud and clean bass.
- Amazing looks including DS18 red painted basket with DS18 stamped protective motor boot.
- Designed for sealed / ported boxes and will produce amazing bass in all vehicles.
This listing includes:
(1) DS18 12" Subwoofer EXL-X12.4D
Nominal Diameter: 12" (304.8 mm)
Nominal Impedance: 4+4 OHMS
RMS Power Handling: 1250 Watts
MAX Power Handling: 2500 Watts
Sensitivity (1w/1m): 88 dB
Frequency Response: 30Hz-1.7KHz
Recommended Lo Pass Crossover: 100 Hz
Voice Coil Diameter: 2.57" (65.2 mm)
Voice Coil Former Material: Black Aluminum
Winding Material: SV
Cone Material: Non Pressed Paper + Glass Fiber
Dust Cap Material: PPI
Surround Material: Foam
Basket Material: Aluminum
Basket Color: Glossy Red
Magnet Material: Ferrite
Magnet Weight: 2 x 105 Oz
Displacement Volume: 3L / 0.105 ft
THIELE & SMALL PARAMETERS:
Equivalent Volume Vas: 9.1L / 0.32 ft
Excursion (one way)Xmax: 30 mm
Free Air Resonance Fs: 56 Hz
Mechanical Factor Qms: 3.305
Electrical Factor Qes: 0.482
Total Factor Qts: 0.431
Moving Mass Mms: 307.124g
Compliance Cms: 0.025 mm/N
Bl Factor Bl: 20.105
Voice Coil Inductance Le: 10.3mH
Diaphragm Area Sd: 490.87cm
DC Resistance Re: 3.7+3.7 OHM
Efficiency Bandwidth Product EBP: 116.1
Sealed Internal Volume: Not Recommended
Ported Internal Volume: 36L / 1.27ft
Port Size *Square (WxHxLong): 1.89"x12.28"x13.8"
Port Tuning Frequency Fb: 50 Hz
Ported Box Output Response F3: 42 Hz
Overall Diameter: 12.6" (321 mm)
Overall Depth: 8.14" (207 mm)
Front Mount Baffle Cutout: 11.1" (282 mm)
Mounting Depth: 7" (180 mm)
Motor Diameter: 7.72" (196 mm)
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