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Phoenix Gold SX Series 8" 4-Ohm Subwoofer

Model #: SX 18s4
Phoenix Gold
At a Glance

Phoenix Gold SX 18s4 8" 4-Ohm Subwoofer features a vented aluminum former and long throw spider suspension.

Available in Store Only
$169.99Save $NaN

Get to know this product.

  • 35mm of Peak to Peak Excursion
  • High Excursion CAE/CAD Motor Design
  • Vented Aluminum Former
  • Long Throw Spider Suspension
  • One Piece Polypropylene Plated Dustcap
  • High Roll Butyl Rubber Surround
  • 2.0 Inch High Temperature OFC Copper Voice Coils
  • Nickel Plated 12 Gauge Speaker Terminal
  • Optimized for Sealed or Vented Enclosures
  • Powder Coated Anti-Resonant Steel Basket
Useful Documents


RMS Power Handling200W
ImpedanceSingle 4-Ohms
Mounting Depth4.375in - 110mm
Mounting Diameter7.25in - 185mm

Misc. Specs

Mount Depth4.25
Subwoofer SizeUp to 8"
RMS Power Handling (Watts)300
Shallow MountNo
WarningProposition 65 Warning for California Residents