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PEX Eminence Sigma Pro 18A 2 18" Cast Frame Driver P1263570PEX-290-427 https://cdnimages.opentip.com/full/PEX/PEX-290-427.jpg Eminence Sigma Pro 18A 2 18" Cast Frame Driver Manufacturer Part Number: Sigma Pro-18A-2Eminence\'s Sigma Pro-18A-2 18\" cast frame speaker performs superbly in moderately-sized professional PA subwoofer loudspeaker systems.Key Features: Copper voice coil on polyimide former Die-cast aluminum basket Vented and extended pole piece Paper cone with cloth cone edge Great replacement for the Dayton Audio PF460-8 18\" Cast Frame Driver 4\" VC Eminence Sigma Pro-18A-2 18\" Cast Frame DriverThe Eminence Sigma Pro-18A-2 18\" cast frame speaker is recommended for professional audio as a woofer or subwoofer in vented enclosures. It has been engineered for durability as well as exceptional sound quality, and will serve well when loaded into high-output live sound or music playback systems. Made in the USA. 7-year manufacturer\'s warranty!Product Details BrandEminence Speaker ModelSigma Pro-18A-2 Part Number290-427 UPC876358000395 Unit of MeasureEach Weight27.9 Product Specifications Nominal Diameter18\" Moving Mass Of Diaphragm (Mmd)130 Power Handling (RMS)650 Watts Power Handling (MAX)1300 Watts Impedance8Ω Frequency Response41 to 2,400Hz Sensitivity99dB 2.83V/1m Voice Coil Diameter3\" Thiele-Small Parameters Resonant Frequency (Fs)28Hz DC Resistance (Re)6.29Ω Voice Coil Inductance (Le)1.9mH Mechanical Q (Qms)8.28 Electromagnetic Q (Qes)0.3 Total Q (Qts)0.29 Compliance Equivalent Volume (Vas)15.58ft³ Mechanical Compliance of Suspension (Cms)0.24mm/N BL Product (BL)22.1T·m Maximum Linear Excursion (Xmax)6.1mm Surface Area of Cone (Sd)1140cm² Materials of Construction Cone MaterialPaper Surround MaterialCloth Voice Coil Wire MaterialCopper Voice Coil FormerKapton® / Polyimide Basket / Frame MaterialCast Aluminum Magnet MaterialFerrite Mounting Information Overall Outside Diameter18\" Baffle Cutout Diameter16.56\" Depth8.15\" # Mounting Holes8 Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion) Sealed Volume1.87ft³ Sealed F383Hz Vented Volume4.33ft³ Vented F353Hz 1263570 876358000395 27.9000lbs 0.00 0.00 0.00
Eminence Speaker
249.9900 2025-05-13 Only 2 left In Stock

Eminence Sigma Pro-18A-2 18" Cast Frame Driver

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UPC: 876358000395
SKU: PEX-290-427
Price:
$249.99Free shipping on orders over $65 on select PEX- items. Details
Quantity:
Only 2 left In Stock
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Product Description

Manufacturer Part Number: Sigma Pro-18A-2

Eminence's Sigma Pro-18A-2 18" cast frame speaker performs superbly in moderately-sized professional PA subwoofer loudspeaker systems.

Key Features:
  • Copper voice coil on polyimide former
  • Die-cast aluminum basket
  • Vented and extended pole piece
  • Paper cone with cloth cone edge
  • Great replacement for the Dayton Audio PF460-8 18" Cast Frame Driver 4" VC


Eminence Sigma Pro-18A-2 18" Cast Frame Driver

The Eminence Sigma Pro-18A-2 18" cast frame speaker is recommended for professional audio as a woofer or subwoofer in vented enclosures. It has been engineered for durability as well as exceptional sound quality, and will serve well when loaded into high-output live sound or music playback systems. Made in the USA. 7-year manufacturer's warranty!

warning tips WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.
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