RCF LF 12X401



Nominal Basket Diameter 12"
Impedance 8 ohms
AES Power Rating 1,000 Watts
Program Power  2,000 Watts  
Frequency Response 45Hz - 1.5kHz
Sensitivity (1W/1m) 96dB
Voice Coil Diameter 4" / 100mm
X Damage (peak to peak) 50mm/1.97"


Enclosure Volume 56.64Liters/2.0cu. ft.
Tuning Frequency 48Hz
Slot Vent Opening 14.5" Wide x 1.625" Height
Vent Depth 13.5"


Cone No Pressed Pulp
Voice Coil Material Copper
Diaphragm Material Paper
Surround Material Polycotton
Surround Shape Triple Roll


Overall Diameter 12.6" / 320mm
Bolt Circle Diameter 11.5"-12.0" / 293-304mm
Baffle Cutout Diameter 11.1" / 282mm
No. Of Mounting Holes 8
Mounting Hole Diameter 0.3" / 6.5mm
Volume Occupied By Woofer .098cu. ft.
Overall Depth 4.68" / 119mm
Net Weight 12.2 kg. / 26.84 lbs.
Shipping Weight 12.8 kg. / 28.4 lbs.


Resonant Frequency (fs) 45 Hz
Impedance (Re) 5.2 ohms
Coil Inductance (Le) 2.1mH
Mechanical Q (Qms) 8
Electrical Factor(Qes) 0.28
Total Q (Qts) 0.27
Diaphragm Mass (Mms) 105g
BL Factor (BL) 26.1 T-M
Compliance Equivalent Vol. (Vas) 50 Liters/1.77cu. ft.
Voice Coil Overhang (Xmax) 8.8mm
Surface Area of Cone (Sd)m2 0.053m2
Reference Efficiency 1.50%