CelestionTF1225
£83.50Fs56 Hz −12%, better
Qts0.37 +3%
Vas67.3 L +49%, worse
BL14.3 T·m −18%, worse
Xmax4.5 mm –
Sensitivity96.4 dB –
12-inch LF driver · TF1225 series · 45 mm voice coil · 40 W
Celestion TF1225CX 8Ω
8 Ω · 1200–18000 Hz
No price for delivery to the UK
- Fs
- 64Hz
- Xmax
- 4.5mm
- SPL
- 97dB
- Pe
- 40W
- BL
- 17.5T·m
- Vd
- 239cm³
- Qts
- 0.36
- Vas
- 45L
Published graphs
Celestion TF1225CX is a 12-inch 8 ohm LF driver rated at 40 W RMS. The validated T/S data includes Fs 64 Hz, Qts 0.36, Vas 45.1 L, Xmax 4.5 mm, sensitivity 96.6 dB, plus 239 cm³ Vd and 157 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.
The published T/S values agree with each other
Thiele/Small
- Fs
- 64Hz
- Qts
- 0.36
- Qes
- 0.41
- Qms
- 3.1
- Vas
- 45.1L
- Re
- 5.6Ω
- Le
- 1.20mH
Motor and cone
- BL
- 17.5T·m
- Sd
- 531cm²
- Mms
- 56g
- Xmax
- 4.5mm
- Vd †
- 239cm³
- Voice coil
- 45mm
Power and response
- Sensitivity †
- 96.6dB
- Manufacturer sensitivity
- 110dB
- Power
- 40W
- Impedance
- 8Ω
- Range
- 1200–18000Hz
- EBP †
- 157 · Leans vented
Size and mounting
- Diameter
- 309mm
- Cutout
- 286mm
- Bolt circle
- 297mm
- Depth
- 172mm
- Weight
- 4.6kg
Other published values
- Cms
- 0.11mm/N
- Rms
- 7.11kg/s
- Power Program
- 80
Sensitivity shows 96.6 dB, calculated from the T/S values. Celestion publishes 110.0 dB, 13.4 dB apart.
Excursion and motor values come from the LF section; the frequency range spans every section.
† Calculated by bits from the published values
What this validation status means
Components and manufacturer details
LF · Primary · 12″
- BL
- 17.5T·m
- Fs
- 64Hz
- Le
- 1.20mH
- Re
- 5.6Ω
- Sd
- 531cm²
- Cms
- 0.11mm/N
- Mms
- 56g
- Qes
- 0.41
- Qms
- 3.1
- Qts
- 0.36
- Rms
- 7.11kg/s
- SPL
- 96.6dB
- Vas
- 45.1L
- Xmax
- 4.5mm
- Power
- 40W
- Impedance
- 8Ω
- Sensitivity
- 110dB
- Low limit
- 1200Hz
- Power Program
- 80
- Calculated sensitivity †
- 96.6dB
- High limit
- 18000Hz
- Manufacturer sensitivity
- 110dB
- Voice coil
- 45mm
- Weight
- 4.6kg
- Diameter
- 309mm
- Depth
- 172mm
- Cutout
- 286mm
- Bolt circle
- 297mm
02
Compare
Same-size drivers, compared with the TF1225CX. Clear differences are green when better and red when worse.
This driverTF1225CX
Best price
–
Fs
64 Hz
Qts
0.36
Vas
45.1 L
BL
17.5 T·m
Xmax
4.5 mm
Sensitivity
96.6 dB
Power
40 W
CelestionTF1230S
£85.00Fs60 Hz −5%
Qts0.37 +4%
Vas54.4 L +21%, worse
BL16.6 T·m −5%
Xmax4.5 mm –
Sensitivity96.5 dB –
LavoceWSN122.50
£99.64Fs53 Hz −17%, better
Qts0.36 –
Vas69.4 L +54%, worse
BL15.8 T·m −9%
Xmax4.7 mm +4%
Sensitivity96.3 dB –
CIAREPWA12.64
£114.71Fs55 Hz −13%, better
Qts0.35 –
Vas58 L +29%, worse
BL17.6 T·m –
Xmax4.5 mm –
Sensitivity96.3 dB –
CelestionFTR12-3070C
£133.13Fs65 Hz –
Qts0.32 −10%, better
Vas43.7 L −3%
BL18.6 T·m +6%
Xmax5.5 mm +22%, better
Sensitivity97.3 dB +0.7
Beyma12MCS500
£134.74Fs57 Hz −10%, better
Qts0.36 –
Vas57 L +26%, worse
BL17.6 T·m –
Xmax8 mm +78%, better
Sensitivity96.5 dB –
CelestionTN1230
£145.00Fs47 Hz −27%, better
Qts0.35 –
Vas64.3 L +43%, worse
BL18.6 T·m +6%
Xmax3.8 mm −17%, worse
Sensitivity94.5 dB −2.1, worse
FaitalPRO12RS550
£158.25Fs42 Hz −34%, better
Qts0.37 +3%
Vas45.4 L –
BL20.5 T·m +17%, better
Xmax9.3 mm +106%, better
Sensitivity91.4 dB −5.2, worse
Eighteen Sound12W700
£179.00Fs58 Hz −9%
Qts0.36 –
Vas55 L +22%, worse
BL17.7 T·m –
Xmax6.5 mm +44%, better
Sensitivity96.7 dB –
SB AudienceNERO-12MWN700D
£179.95Fs53 Hz −17%, better
Qts0.38 +6%
Vas52.5 L +16%, worse
BL17.9 T·m –
Xmax7.3 mm +62%, better
Sensitivity94.9 dB −1.7
B&C12PLB100
£212.36Fs50 Hz −21%, better
Qts0.37 +3%
Vas47 L +4%
BL18.4 T·m +5%
Xmax9 mm +100%, better
Sensitivity93.9 dB −2.7, worse
Precision DevicesPD.124NR1
£219.00Fs58 Hz −9%
Qts0.35 –
Vas49 L +9%
BL19.2 T·m +10%
Xmax8.5 mm +89%, better
Sensitivity96.2 dB –
FaitalPRO12HX500
£386.84Fs55 Hz −13%, better
Qts0.37 +3%
Vas57.8 L +28%, worse
BL17.4 T·m –
Xmax9.3 mm +106%, better
Sensitivity95.9 dB −0.7
P.Audio12FT-88MB
No current priceFs48 Hz −24%, better
Qts0.37 +3%
Vas45.4 L –
BL19.1 T·m +9%
Xmax4.7 mm +4%
Sensitivity93.1 dB −3.5, worse
EminenceFS12.30A8
No current priceFs55 Hz −13%, better
Qts0.36 –
Vas61 L +35%, worse
BL17 T·m –
Xmax4.3 mm −4%
Sensitivity96.3 dB –
P.Audio12FT-76MB
No current priceFs50 Hz −21%, better
Qts0.40 +12%, worse
Vas46.5 L +3%
BL18.9 T·m +8%
Xmax4.8 mm +7%
Sensitivity93.4 dB −3.2, worse
P.Audio12NT-76MB
No current priceFs55 Hz −13%, better
Qts0.36 –
Vas71.6 L +59%, worse
BL17.4 T·m –
Xmax4.5 mm –
Sensitivity97.1 dB +0.5
PeerlessNCP-1230R01-08
No current priceFs63 Hz –
Qts0.37 +3%
Vas46.3 L –
BL18.1 T·m +4%
Xmax7.9 mm +76%, better
Sensitivity96.7 dB –
Eighteen Sound12NTLW2500
No current priceFs60 Hz −6%
Qts0.38 +6%
Vas45 L –
BL17.4 T·m –
Xmax7.6 mm +69%, better
Sensitivity96 dB −0.6
Oberton12CX
No current priceFs51 Hz −19%, better
Qts0.35 −3%
Vas58.5 L +30%, worse
BL17.4 T·m –
Xmax5.3 mm +17%, better
Sensitivity95.4 dB −1.2
P.Audio12FT-100MB
No current priceFs55 Hz −13%, better
Qts0.40 +12%, worse
Vas46.4 L –
BL18.6 T·m +7%
Xmax3.7 mm −18%, worse
Sensitivity94.6 dB −2, worse
PeerlessSDF-300F75PR03-04
No current priceFs27 Hz −57%, better
Qts0.36 –
Vas45.5 L –
BL18.7 T·m +7%
Xmax25.2 mm +460%, better
Sensitivity85.9 dB −10.7, worse
P.Audio12BMA-500B
No current priceFs57 Hz −10%, better
Qts0.34 −5%
Vas61.4 L +36%, worse
BL16.7 T·m −4%
Xmax5 mm +11%, better
Sensitivity97 dB –
P.Audio12BM-500B
No current priceFs52 Hz −18%, better
Qts0.35 –
Vas69.8 L +55%, worse
BL16.6 T·m −5%
Xmax4.8 mm +7%
Sensitivity96.3 dB –
Oberton12NMB35
No current priceFs54 Hz −14%, better
Qts0.36 –
Vas54.3 L +20%, worse
BL17 T·m –
Xmax6.8 mm +50%, better
Sensitivity95.7 dB −0.9
Oberton12HCX
No current priceFs53 Hz −17%, better
Qts0.33 −7%
Vas55.5 L +23%, worse
BL17.8 T·m –
Xmax5.3 mm +17%, better
Sensitivity95.6 dB −1
P.AudioEX12-500S
No current priceFs56 Hz −12%, better
Qts0.40 +12%, worse
Vas54.5 L +21%, worse
BL16.3 T·m −6%
Xmax3.9 mm −13%, worse
Sensitivity95.5 dB −1.1
P.Audio12BM-300B-V3
No current priceFs55 Hz −13%, better
Qts0.34 −5%
Vas62.4 L +38%, worse
BL17.1 T·m –
Xmax3.9 mm −13%, worse
Sensitivity96.6 dB –
P.Audio12BM-400B
No current priceFs55 Hz −13%, better
Qts0.34 −5%
Vas62.4 L +38%, worse
BL17.1 T·m –
Xmax3.9 mm −13%, worse
Sensitivity96.6 dB –
P.AudioE12-300S-V2
No current priceFs57 Hz −10%, better
Qts0.40 +12%, worse
Vas50.4 L +12%, worse
BL17.1 T·m –
Xmax3.4 mm −24%, worse
Sensitivity95.5 dB −1.1
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
Lean Audio | £175.00 | Out of stock | Visit shop at Lean Audio |