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Alumapro Alusonic EX 8 8-Inch Metal Cone Subwoofer

Alumapro Alusonic EX 8 8-Inch Metal Cone Subwoofer

Pre-order — current lead time is 4 weeks. Each Alusonic EX is hand built to order. Order now to reserve yours; it ships as soon as it's built.

The Alusonic EX 8 brings Alumapro aluminum-cone bass to the tightest spaces. At 4.5 inches deep it fits compact sealed boxes under and behind seats, and Alumapro's proprietary aluminum cone delivers the clean, punchy low end Alumapro is known for.

Highlights

  • Proprietary aluminum cone
  • Heat-dissipating integrated cone assembly
  • High-temp aluminum composite voice coil
  • Massive vented motor structure
  • Precision suspension system with high-roll Santoprene rubber surround
  • Heavy-gauge steel frame, 4.5-inch mounting depth
  • Optimized for sealed boxes
  • 150 W RMS / 250 W peak
  • Available in single 4-ohm or dual 4-ohm voice coil

Best for

Compact sealed boxes from 0.35 to 0.50 ft³. Also available: the Alusonic EX 8 Free-Air.

Specifications

Parameter Single 4 Ohm Dual 4 Ohm
Impedance (Ohms) 4 4/4 DVC
Fs (Hz) 35 31
Qms 5.5 7.6
Qes .80 .49
Qts .69 .46
Vas (Ft³) .75 .77
Re (Ohms) 3.9 1.7 (Par) 6.8 (Ser)
Xmax (mm) 10 10

Mounting dimensions (inches)

Diameter 8.25"
Mounting diameter (cutout) 7.125"
Bolt circle diameter 7.88"
Mounting depth 4.5"

Recommended enclosures

  • Sealed: minimum 0.35 ft³, optimum 0.50 ft³
  • Example closed-box internal dimensions: 5.25" × 8.5" × 13.5"

The Alumapro difference

Alumapro has built aluminum-cone subwoofers in the USA since 1994. An aluminum alloy cone stays rigid under power where paper and poly cones flex, and it helps draw heat away from the voice coil, so bass stays tight and controlled when you turn it up. Every Alumapro sub is hand built in Huntley, Illinois.

Buy direct from ShopAlumapro.com, the main online home of Alumapro. Every order comes with the 2-year warranty, free shipping on orders of $499 or more, and real support from our team in Cary, Illinois. Questions about your build? Talk to us.

Download the factory spec sheet (PDF)

Voice Coil Options
Cone Color Options
Regular price $189.99 USD
Regular price Sale price $189.99 USD
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