CELESTION CF18VJD 18 5 Voice Coil 3200 Watts

This item is brand-new, factory sealed.

Airflow vented magnet assembly for dynamic heat dispersion
Twin demodulation rings
Longer coil for greater control at high excursion
Optimised double suspension

Nominal Diameter 460mm/18in
Nominal Power Rating 1600W
Additional Impedances 4
Continuous Power Rating 3200W
Sensitivity 97dB
Rated Impedance 8 ohms
Frequency Range25Hz-1500Hz
Voice coil diameter (mm)125mm
Voice coil diameter (in)5in
Chassis TypeCast aluminium
Magnet TypeFerrite
Magnet Weight4.93kg/174oz
Voice coil materialRound copper
Former MaterialGlass fibre
Cone materialCarbon & kevlar loaded paper
Surround MaterialCloth sealed
SuspensionDouble
Xmax9mm/0.35in
Gap Depth12mm/0.47in
Voice coil winding width30mm/1.18in

Small Signal Parameters
Sd1134.12cm2/175.79in2
Fs34.50Hz
Mms265.42g/9.36oz
Qms4.573
Qes0.332
Qts0.309
Re6.13?
Vas145.81L/5.15ft3
BI32.59Tm
Cms0.08mm/N
Rms12.59kg/s
Le (at 1kHz)1.87mH
Mounting Information
Mounting slot dimensions11mm x 7mm/0.43in x 0.28in
Mounting slot PCD432mm-441mm/17.0in-17.36in
Number of mounting slots8
Overall Depth233mm/9.17in
Overall Diameter (mm)462mm
Overall Diameter (in)18.19in
Cut-out diameter416mm/16.38in
Unit Weight23kg/50.6lb
Packed Dimensions & Weight