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Eminence IMPERO™ 18A 18 Inch Subwoofer



The Eminence IMPERO™ 18A is a high power driver recommended for pro audio in vented enclosures. Suited for full-range three-way boxes, bass guitar boxes, and small subwoofers.

Eminence Quantity Discount: 2 buy = less 10%
4 buy = less 20%


Also available in 4 ohms is the IMPERO™ 18C - please Contact Us.

The IMPERO™ 18A is one of 26 unique models available in the Eminence Professional series. Each woofer is designed with a specific application in mind. From heavy-duty subwoofers, low distortion woofers, and super high-power woofers to lightweight neodymium transducers in truncated frames for line arrays, there is an Eminence Professional model for your application. If you need assistance in choosing a suitable speaker for your application please do not hesitate to Contact Us.

Warranty: 12 Months

Nominal Basket Diameter 18", 457 mm
Nominal Impedance* 8 Ω
Power Rating*
Program Power 2400 W
Watts 1200 W
Resonance 33 Hz
Usable Frequency Range 39 Hz - 0.8 kHz
Sensitivity* 95.9 dB
Magnet Weight 109 oz.
Gap Height 0.5", 12.7 mm
Voice Coil Diameter 4", 102 mm

For full specs please see link in the above Downloads tab. 

To download a Spec or Cabinet Design sheet from the Eminence site please click here.

As of 21/4/20 orders $100 and over ship FREE to most areas. Orders $49 and under Postage is $8 and Express Shipping $15. Order $50 to $99 are $15 for express shipping*. This covers one delivery attempt so please provide an address where someone is available to sign for courier delivery between 9am and 5pm weekdays. You can instruct us to ask the courier to leave your parcel unattended in a safe place, although please be aware that if anything happens to the parcel, neither us nor the courier company can be held responsible. Work addresses are a great delivery option. If using a work address please include the business' name.

* for some larger items does not apply to Australian remote island locations, some mainland remote locations (outside Darwin NT and Perth WA metro areas) or outside Australia. If unsure if you are entitled to capped shipping it is best to contact us prior to placing order.