Brand NEW Re Audio Sx18d4 18" 1,000 Watt Rms Rated (2000w Peak) Dual Voice Coil 4 Ohm Car Subwoofer with Triple Stacked Magnets and a Cast Aluminum Basket **Hand Built in the Usa**
Product Details
- Amazon Sales Rank: #207887 in Car Audio or Theater
- Brand: RE Audio
- Model: SX18D4
- Dimensions: 28.00 pounds
Features
- Ported box volume: 8.0 cubic feet; tuned @ 34 HZ
- Equivalent Compliance -Vas: 159 liters
- Effective Piston Area -Sd: 1210 cm^2
- Thermal Power Handling -Pe: 1000 W
- Force Factor -Bl: 21
Product Description
BRAND NEW RE AUDIO SX18D4 18" 1,000 WATT RMS RATED (2000w PEAK) DUAL VOICE COIL 4 OHM CAR SUBWOOFER WITH TRIPLE STACKED MAGNETS AND A CAST ALUMINUM BASKET**FREE SHIPPING****HAND BUILT IN THE USA**Features:18" Competition subwoofer with massively deep sounding bassNothing comes close to an 18" sub with this much power!Hand-built in the USA (These are put together with extremely strict ratings and standards. These are known to be one of the best engineered and best quality subs on the market)2 Year Warranty1000 watts RMS Rated! (Note this can handle more than 1,000 watts. It is rated with a stricter standard of power testing, then most other car audio brands)Dual Composite 2-piece ConeRubatek Foam SurroundCast Aluminum BasketTork-Tite Terminal3 " 8-layer Aluminum Voice Coil• FEA Optimized Motor StructureTriple Stack MagnetsProgressive SpidersWrap around Rubber Gasket18"Mounting Depth - 9.5"Mounting Hole Diameter - 16.75"Overall Diameter - 18.5"Bolt Hole Circle - 17.5"Motor Width - 6.5"Motor Depth - 3.25"Basket Depth - 6.25"Displacement - 0.22 cu. ft.Weight: 32 lbs.Use Ported Box Only!Ported box volume: 8.0 cubic feet; tuned @ 34 HZElectrical Q Value -Qes: 0.53Mechanical Q Value -Qms: 6.1Total Speaker Q Value -Qts: 0.48Free Air Resonance -Fs: 33.2 HzEquivalent Compliance -Vas: 159 litersOne-Way, Linear Excursion -Xmax: 22 mmEfficiency -SPL 1W/1m: 92.7 dB SPLEffective Piston Area -Sd: 1210 cm^2DC Resistance -Re: 1.9 ohmNominal Impedance -Znom: Dual 4 ohmThermal Power Handling -Pe: 1000 WForce Factor -Bl: 21
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