Celestion TN1225

General Specifications

Nominal Diameter 305mm / 12in
Power Rating 250W
Continuous power rating 500W
EIA power rating 400W
Rated impedance 8
Sensitivity 99dB
Frequency range 50-4000Hz
Chassis type Pressed steel
Magnet type Neodymium
Voice coil diameter 64mm / 2.5in
Voice coil material Round copper
Former material Polyimide
Cone material Kevlar loaded paper
Surround material Cloth-sealed
Suspension Single
Xmax 2.5mm / 0.1in
Gap height (Hg) 8mm / 0.32in
VC winding height (Hvc) 13mm / 0.51in
Mounting Information
Overall diameter 309mm / 12.17in
Overall depth 132mm / 5.2in
Cut-out diameter 283mm / 11.14in
Mounting hole dimensions 7.9mm / 0.31in
Number of mounting holes 4
Mounting hole PCD 297mm / 11.69in
Unit weight 2.0kg / 4.4lb

Parameters

Sd 530.93cm2 / 82.29ft3
Fs 61.40Hz
Mms 42.12g / 1.49oz
Qms 3.118
Qes 0.339
Qts 0.306
Re 5.20
Vas 63.69I / 2.25ft3
Bi 15.79Tm
Cms 0.16mm/N
Rms 5.21kg/s
Le (at 1kHz) 0.65mH
Xmax 2.5mm / 0.1in

Packed Dimensions & Weight

Single pack size W x D x
H
330mm x 330mm x 150mm / 13.0in
x 13.0in x 5.9in
Single pack weight 2.4kg / 5.3lb

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