RCF PROFESSIONAL COMPONENTS

LF18N451 - EXTREME HIGH POWER 18" WOOFER 

LIGHTWEIGHT NEODYMIUM MAGNET WEIGHS ONLY 23.3LBS. & HANDLES EXTREME POWER OF 3,000 WATTS PROGRAM!

RCF LF18N451

NEW LF18N451

Item Price: $731.95

WOOFER MODEL

LF18N451

SPECIFICATIONS

Nominal Basket Diameter

18" / 460mm

Impedance

8 ohms

AES Power Rating

1,500 Watts

Program Power  3,000 Watts  

Frequency Response

30Hz - 1.0kHz

Sensitivity (1W/1m)

97.5dB

Voice Coil Diameter

4.5" / 115mm

Max. Excursion Before Damage 2.36" / 60mm
Voice Coil Winding Depth 1.2" / 26mm
Top Plate Thickness 1.33" / 34mm
Number Of Layers 2

MATERIALS

Voice Coil Material Copper
Cone Material No Pressed Pulp
Cone Design Straight
Surround Material Polycotton
Surround Design Triple Roll
Magnet Neodymium

MOUNTING INFORMATION

Overall Diameter

18.3" / 465mm
Bolt Circle Diameter 17.4"-17.6"" / 442-447mm
Baffle Cutout Diameter 16.7" / 424mm
No. Of Mounting Holes 8
Mounting Hole Diameter 0.25" / 6.5mm
Overall Depth 8.1" / 205mm
Flange Thickness .55" / 14mm
Volume Displaced By Driver 5.5 Liters / .19ft^3
Net Weight 10.6 kg. / 23.3 lbs.
Shipping Weight 11.8 kg. / 26 lbs.

THIELE-SMALL PARAMETERS

Resonant Frequency (fs) 30 Hz
Impedance (Re) 5.0 ohms
Coil Inductance (Le) 2.6mH
Electromagnetic Q (Qes) .25
Mechanical Q (Qms) 6.0
Total Q (Qts) .24
Compliance Equivalent Vol. (Vas) 245 Liters/8.65cu. ft.
Voice Coil Overhang (Xmax) 8.8mm
BL Factor (BL) 30.2T-M
Effective Moving Mass (Mms) 235 grams
Surface Area of Cone(Sd) .122 m2
Reference Efficiency 2.54%

FREQUENCY RESPONSE

RCF LF18N451 Frequency

IMPEDANCE

RCF LF18N451 Impedance

MOUNTING INFORMATION

RCF LF18N451 Dimensions

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