Eminence Sigma 18 Pro Series Bass Speaker


  • $285.95

Price Match

Sigma Pro 18

For all high power bass applications. The Sigma Pro 18 has a 3" polyamide-imide coated two-layer 28 ga. copper voice coil, kapton coil former, 120 oz.* ferrite magnet, vented and extended core, paper cone with cloth edge, and a paper dust cap. Available in 8 ohms.


  • Kapton coil former for increased rigidity and thermal protection
  • Polyamide-imide coated two-layer, 28ga., copper voice coil for improved power-handling and durability
  • Ferrite Magnet (*recently improved with a 120 oz. magnet)
  • Vented and extended core for increased power- handling
  • Die-cast aluminum basket for rigidity
  • Paper cone
  • Cloth cone edge
  • Solid composition paper dust cap


  • Nominal Basket Diameter: 18", 457.2mm
  • Impedance: 8 ohms
  • Power Rating: 650Wrms
  • Resonance: 28Hz
  • Usable Frequency Range: 25Hz - 2.5kHz
  • Sensitivity: 101.0
  • Magnet Weight: 120oz.*
  • Voice Coil Diameter: 3.0", 76.2mm

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