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SX18D4 - RE Audio 18" 1000W RMS Dual 4-Ohm SX Series Subwoofer

  • SKU #: 92776

Special Price $349.99

Retail: $824.99

($475.00 savings)

Availability: Discontinued

Condition: Brand New
Shipping: Free Shipping
Sold As: Individually

SX18D4 - RE Audio 18" 1000W RMS Dual 4-Ohm SX Series Subwoofer

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  • 18" Dual 4 ohm SX Series Car Subwoofer
  • Power Handling:
  • RMS: 1000 watts
  • Impedance: 4 ohm
  • Dual composite 2-piece cone
  • Rubbertek Foam Surround
  • Tork-Tite terminals
  • Cast aluminum basket
  • 3" 8-layer aluminum voice coil
  • Triple stack magnets
  • Hand-built in the USA
Subwoofer Dimensions:
  • 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: 28 lbs.
SX 18" T/S Parameters
  • Electrical Q Value -Qes: 0.53
  • Mechanical Q Value -Qms: 6.1
  • Total Speaker Q Value -Qts: 0.48
  • Free Air Resonance -Fs: 33.2 Hz
  • Equivalent Compliance -Vas: 159 liters
  • One-Way, Linear Excursion -Xmax: 22 mm
  • Efficiency -SPL 1W/1m: 92.7 dB SPL
  • Effective Piston Area -Sd: 1210 cm^2
  • DC Resistance -Re: 1.9 ohm
  • Nominal Impedance -Znom: Dual 4 ohm
  • Thermal Power Handling -Pe: 1000 W
  • Force Factor -Bl: 21

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