Celestion FTR18-4080FD Ferrite Loudspeaker FREE SHIP!! AUTH DISTR!!

General Specifications

Nominal diameter

457mm/18in

Power rating1

1000Wrms

Continuous power rating2

2000W

Nominal impedance

8Ω

Sensitivity3

97dB

Frequency range

30-2,500Hz

Voice coil diameter

100mm/4in

Chassis type

Cast Aluminium

Magnet type

Ferrite

Magnet weight

3.1kg/110oz

Coil material

Round copper

Former material

Glass fibre

Cone material

Glass loaded paper with weather-resistant

impregnation

Surround material

Cloth-sealed

Suspension

Double

Xmax4

6mm/0.24in

Gap depth

10mm/0.39in

Voice coil winding width

22mm/0.87in

Small Signal Parameters

D

0.38m/14.96in

Fs

25.2Hz

Mms

177.812g/6.27oz

Qms

4.750

Qes

0.304

Mmd

150.81g/5.32oz

Qts

0.286

Re

5.62Ω

Vas

408.72lt/14.43ft3

BI

22.81Tm

Cms

0.23mm/N

Rms

5.92kg/s

Le (at 1kHz)

1.5mH

Mounting Information

Overall diameter

452mm/17.8in

Overall depth

205mm/8.07in

Cut-out diameter

416mm/16.38in

Mounting slot dimensions

10mm x 7mm/0.39in x 0.27in

Number of mounting slots

8

Mounting PCD range

429-440mm/16.89-17.32in

Unit weight

9.8kg/21.6lb

Packed Dimensions & Weight

Single pack size W x D x H

500mm x 500mm x 240mm

/19.7in x 19.7in x 9.4in

Single pack weight

11.5kg/25.3lb

Multi pack size W x D x H

1210mm x 1050mm x 980mm

/47.6in x 41.3in x 35.4in

Multi pack weight

265kg/580lb