Description
18" Cast Frame Driver, 8 Ohm, 1250 Watt
Eminence's Kilomax Pro-18A 18" speaker is designed to provide excellent performance in professional audio subwoofer and woofer applications in larger vented or sealed enclosures. The Kilomax Pro-18A's unique axially-located heat sink removes excessive thermal buildup from the critical voice coil area, which contributes to the driver's 1,250 watts RMS power handling capacity. Not recommended for horn loading or scoops. Made in the USA. 7-year manufacturer's warranty!
Features:
- Kapton coil former
- Copper voice coil
- Extended core with Core Periphery Ventilation
- Die-cast aluminum basket
- Aluminum heatsink
- Paper cone with cloth cone edge
- Porous cloth top spider
Specifications:
- SPECIFICATION
- Nominal Basket Diameter: 18", 457.2mm
- Nominal Impedance*: 8 ohms
- Power Rating**
- Watts: 1250W
- Music Program: 2500W
- Resonance: 32Hz
- Usable Frequency Range: 33Hz - 0.3kHz
- Sensitivity***: 95.8dB
- Magnet Weight: 109 oz.
- Gap Height: 0.37", 9.53mm
- Voice Coil Diameter: 4", 101.6mm
- THIELE & SMALL PARAMETERS
- Resonant Frequency (fs): 32Hz
- DC Resistance (Re): 5.07
- Coil Inductance (Le): 1.59mH
- Mechanical Q (Qms): 10.15
- Electromagnetic Q (Qes): 0.49
- Total Q (Qts): 0.47
- Compliance Equivalent Volume (Vas): 331.5 liters / 11.7 cu.ft.
- Peak Diaphragm Displacement Volume (Vd): 1159cc
- Mechanical Compliance of Suspension (Cms): 0.18mm/N
- BL Product (BL): 17.2 T-M
- Diaphragm Mass Inc. Airload (MMs): 143.17 grams
- Efficiency Bandwidth Product (EBP): 64.9
- Maximum Linear Excursion (Xmax): 10mm
- Surface Area of Cone (Sd): 1159 cm2
- Maximum Mechanical Limit (Xlim): 19.2mm
- MOUNTING INFORMATION
- Recommended Enclosure Volume
- Sealed: 104.8-172.7 liters / 3.7-6.1 cu.ft.
- Vented: 118.9-303 liters / 4.2-10.7 cu.ft.
- Driver Volume Displaced: 403.9 cu.in. / 6.62 liters
- Overall Diameter: 18", 457.2mm
- Baffle Hole Diameter: 16.56", 420.6mm
- Front Sealing Gasket: Fitted as standard
- Rear Sealing Gasket: Fitted as standard
- Mounting Holes Diameter: 0.28", 7.1mm
- Mounting Holes B.C.D.: 17.25", 438.2mm
- Depth: 8.15", 207mm
- Net Weight: 27.4 lbs, 12.4 kg
- Shipping Weight: 30.9 lbs, 14 kgs
- MATERIALS OF CONSTRUCTION
- Coil Construction: Copper voice coil
- Coil Former: Kapton former
- Magnet Composition: Ferrite magnet
- Core Details: Extended core with Core Periphery Ventilation
- Basket Materials: Die-cast aluminum basket
- Cone Composition: Treated Paper-Kevlar
- Cone Edge Composition: Cloth cone edge
- Dust Cap Composition: Porous cloth top spider/ heatsink
Details
- Manufacturer: Eminence
- MPN: KILOMAX PRO-18A
- Model Number: Kilomax Pro 18A
- UPC: 876358000517