CelestionTF1220
£63.48 · 25% less, betterFs56 Hz −7%
Qts0.39 +4%
Vas72.8 L +34%, worse
BL13.9 T·m −16%, worse
Xmax4 mm −11%, worse
Sensitivity96.6 dB –
12-inch LF driver · TF1230 series · 75 mm voice coil · 300 W
Celestion TF1230S 8Ω
8 Ω · 50–4000 Hz
£85.00
SteadyLean Audio · 2 in stock · All 3 offers
- Fs
- 60Hz
- Xmax
- 4.5mm
- SPL
- 97dB
- Pe
- 300W
- BL
- 16.6T·m
- Vd
- 239cm³
- Qts
- 0.37
- Vas
- 54L
Manufacturer response and impedance data, with source and trace details below. The left and right arrow keys read every shown curve at a frequency, a twelfth of an octave at a time, or an octave with Shift. Escape clears the reading.
Curve provenanceInspect 1 trace
These plotted lines are Bits digitizations of manufacturer evidence, not new measurements. How provenance works
- Trace datasheet-response-trace-poc/v1
LF frequency response
Frequency response
137 plotted pointsMedium confidence205 selected pixels of 365
Published graphs
Celestion TF1230S is a 12-inch 8 ohm LF driver rated at 300 W RMS. The validated T/S data includes Fs 60 Hz, Qts 0.37, Vas 54.4 L, Xmax 4.5 mm, sensitivity 96.5 dB, plus 239 cm³ Vd and 143 EBP. bits tracks UK, EU and US shop prices, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £85.00.
The published T/S values agree with each other
Thiele/Small
- Fs
- 60Hz
- Qts
- 0.37
- Qes
- 0.42
- Qms
- 3.3
- Vas
- 54.4L
- Re
- 6.0Ω
- Le
- 0.98mH
Motor and cone
- BL
- 16.6T·m
- Sd
- 531cm²
- Mms
- 51g
- Xmax
- 4.5mm
- Vd †
- 239cm³
- Voice coil
- 75mm
Power and response
- Sensitivity †
- 96.5dB
- Manufacturer sensitivity
- 96dB
- Power
- 300W
- Impedance
- 8Ω
- Range
- 50–4000Hz
- EBP †
- 143 · Leans vented
Size and mounting
- Diameter
- 317.5mm
- Cutout
- 283mm
- Bolt circle
- 299mm
- Depth
- 137mm
- Weight
- 4.3kg
Other published values
- Cms
- 0.14mm/N
- Rms
- 5.91kg/s
- Power Program
- 600
† Calculated by bits from the published values
What this validation status means
Everything else Celestion lists
LF · Primary · 12″
- BL
- 16.6T·m
- Fs
- 60Hz
- Le
- 0.98mH
- Re
- 6.0Ω
- Sd
- 531cm²
- Cms
- 0.14mm/N
- Mms
- 51g
- Qes
- 0.42
- Qms
- 3.3
- Qts
- 0.37
- Rms
- 5.91kg/s
- SPL
- 96.5dB
- Vas
- 54.4L
- Xmax
- 4.5mm
- Power
- 300W
- Impedance
- 8Ω
- Sensitivity
- 96dB
- Low limit
- 50Hz
- Power Program
- 600
- Calculated sensitivity †
- 96.5dB
- High limit
- 4000Hz
- Manufacturer sensitivity
- 96dB
- Voice coil
- 75mm
- Weight
- 4.3kg
- Diameter
- 317.5mm
- Depth
- 137mm
- Cutout
- 283mm
- Bolt circle
- 299mm
02
Compare
Same-size drivers, compared with the TF1230S. Clear differences are green when better and red when worse.
This driverTF1230S
Best price
£85.00
Fs
60 Hz
Qts
0.37
Vas
54.4 L
BL
16.6 T·m
Xmax
4.5 mm
Sensitivity
96.5 dB
Power
300 W
£72.00 · 15% less, better
Fs47 Hz −22%, better
Qts0.40 +7%
Vas80 L +47%, worse
BL15.6 T·m −6%
Xmax5 mm +11%, better
Sensitivity94.9 dB −1.6
CelestionTF1225
£83.50 · 2% lessFs56 Hz −8%
Qts0.37 –
Vas67.3 L +24%, worse
BL14.3 T·m −14%, worse
Xmax4.5 mm –
Sensitivity96.4 dB –
LavoceWSN122.50
£99.64 · 17% more, worseFs53 Hz −12%, better
Qts0.36 −4%
Vas69.4 L +28%, worse
BL15.8 T·m −4%
Xmax4.7 mm +4%
Sensitivity96.3 dB –
CIAREPWA12.64
£114.71 · 35% more, worseFs55 Hz −9%
Qts0.35 −6%
Vas58 L +7%
BL17.6 T·m +6%
Xmax4.5 mm –
Sensitivity96.3 dB –
Beyma12MCS500
£134.74 · 59% more, worseFs57 Hz −5%
Qts0.36 −4%
Vas57 L +5%
BL17.6 T·m +6%
Xmax8 mm +78%, better
Sensitivity96.5 dB –
FaitalPRO12PR310
£135.00 · 59% more, worseFs54 Hz −10%, better
Qts0.40 +7%
Vas73.5 L +35%, worse
BL14.4 T·m −13%, worse
Xmax4.9 mm +9%
Sensitivity96.5 dB –
CelestionCF1230BMB
£145.00 · 71% more, worseFs43 Hz −28%, better
Qts0.38 –
Vas60.7 L +12%, worse
BL18.4 T·m +11%, better
Xmax7 mm +56%, better
Sensitivity92.8 dB −3.7, worse
SB AudienceNERO-12MWN700D
£179.95 · 112% more, worseFs53 Hz −13%, better
Qts0.38 –
Vas52.5 L −4%
BL17.9 T·m +8%
Xmax7.3 mm +62%, better
Sensitivity94.9 dB −1.6
FaitalPRO12HX240
£325.71 · 283% more, worseFs56 Hz −7%
Qts0.37 –
Vas61.1 L +12%, worse
BL16 T·m −3%
Xmax7.4 mm +64%, better
Sensitivity96.5 dB –
FaitalPRO12HX500
£386.84 · 355% more, worseFs55 Hz −9%
Qts0.37 –
Vas57.8 L +6%
BL17.4 T·m +5%
Xmax9.3 mm +106%, better
Sensitivity95.9 dB −0.6
CelestionTF1225CX
No current priceFs64 Hz +5%
Qts0.36 −4%
Vas45.1 L −17%, better
BL17.5 T·m +5%
Xmax4.5 mm –
Sensitivity96.6 dB –
P.AudioEX12-500S
No current priceFs56 Hz −7%
Qts0.40 +7%
Vas54.5 L –
BL16.3 T·m –
Xmax3.9 mm −13%, worse
Sensitivity95.5 dB −1
EminenceFS12.30A8
No current priceFs55 Hz −9%
Qts0.36 −4%
Vas61 L +12%, worse
BL17 T·m –
Xmax4.3 mm −4%
Sensitivity96.3 dB –
P.Audio12FT-88MB
No current priceFs48 Hz −20%, better
Qts0.37 –
Vas45.4 L −17%, better
BL19.1 T·m +15%, better
Xmax4.7 mm +4%
Sensitivity93.1 dB −3.4, worse
FaneCOLOSSUS 12MBN
No current priceFs55 Hz −9%
Qts0.40 +6%
Vas56 L –
BL16.6 T·m –
Xmax5.5 mm +22%, better
Sensitivity95.3 dB −1.2
P.Audio12NT-76MB
No current priceFs55 Hz −9%
Qts0.36 −4%
Vas71.6 L +32%, worse
BL17.4 T·m +5%
Xmax4.5 mm –
Sensitivity97.1 dB +0.6
P.Audio12FT-76MB
No current priceFs50 Hz −17%, better
Qts0.40 +7%
Vas46.5 L −15%, better
BL18.9 T·m +14%, better
Xmax4.8 mm +7%
Sensitivity93.4 dB −3.1, worse
Oberton12CX1
No current priceFs58 Hz −5%
Qts0.37 –
Vas68.5 L +26%, worse
BL13.9 T·m −16%, worse
Xmax4.3 mm −6%
Sensitivity97.2 dB +0.7
P.Audio12BM-500B
No current priceFs52 Hz −14%, better
Qts0.35 −6%
Vas69.8 L +28%, worse
BL16.6 T·m –
Xmax4.8 mm +7%
Sensitivity96.3 dB –
P.AudioE12-300S-V2
No current priceFs57 Hz −5%
Qts0.40 +7%
Vas50.4 L −7%
BL17.1 T·m +3%
Xmax3.4 mm −24%, worse
Sensitivity95.5 dB −1
P.Audio12BMA-500B
No current priceFs57 Hz −5%
Qts0.34 −9%
Vas61.4 L +13%, worse
BL16.7 T·m –
Xmax5 mm +11%, better
Sensitivity97 dB +0.5
CelestionTF1230SL
No current priceFs57 Hz −6%
Qts0.39 +4%
Vas53.8 L –
BL15.7 T·m −5%
Xmax6 mm +33%, better
Sensitivity95.6 dB −0.9
Oberton12CX
No current priceFs51 Hz −15%, better
Qts0.35 −7%
Vas58.5 L +8%
BL17.4 T·m +5%
Xmax5.3 mm +17%, better
Sensitivity95.4 dB −1.1
Oberton12NMB35
No current priceFs54 Hz −10%
Qts0.36 −4%
Vas54.3 L –
BL17 T·m –
Xmax6.8 mm +50%, better
Sensitivity95.7 dB −0.8
P.Audio12BM-300B-V3
No current priceFs55 Hz −9%
Qts0.34 −9%
Vas62.4 L +15%, worse
BL17.1 T·m +3%
Xmax3.9 mm −13%, worse
Sensitivity96.6 dB –
P.Audio12BM-400B
No current priceFs55 Hz −9%
Qts0.34 −9%
Vas62.4 L +15%, worse
BL17.1 T·m +3%
Xmax3.9 mm −13%, worse
Sensitivity96.6 dB –
P.Audio12FT-100MB
No current priceFs55 Hz −9%
Qts0.40 +7%
Vas46.4 L −15%, better
BL18.6 T·m +12%, better
Xmax3.7 mm −18%, worse
Sensitivity94.6 dB −1.9
Oberton12HCX
No current priceFs53 Hz −13%, better
Qts0.33 −11%, better
Vas55.5 L –
BL17.8 T·m +8%
Xmax5.3 mm +17%, better
Sensitivity95.6 dB −0.9
Oberton12B45V
No current priceFs48 Hz −21%, better
Qts0.35 −5%
Vas58.5 L +8%
BL16.6 T·m –
Xmax10.5 mm +133%, better
Sensitivity94.4 dB −2.1, worse
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 | £85.00, the lowest price | 2 in stock | Visit shop at Lean Audio | |
Thomann Not currently listed · Last seen 26 Aug 2026 · 6–8 weeks | £90.00 | 5.9% above the lowest price | In stock | Visit shop at Thomann |
Lean Business | £95.00 | 12% above the lowest price | Stock not listed | Visit shop at Lean Business |
Best price over time
Tracked since 1 Apr
Recent changes
- 8 JulThomann£91.00 → £90.00Down 1.1% from £91.00
- 27 AprThomann£92.00 → £91.00Down 1.1% from £92.00