4-inch LF driver · TFX0412 series · 25 mm voice coil · 15 W

Celestion TFX0412 8Ω

Name: Celestion TFX0412 8 Ohm
Brand: Celestion
SKU: TFX0412
Availability: InStock

8 Ω · 2200–20000 Hz

£69.00

Steady

Lean Audio · 2 in stock · All 1 offer

Open in 00 Simulator

Fs: 95Hz
Xmax: 4mm
SPL: 87dB
Pe: 15W
BL: 5.4T·m
Vd: 23cm³
Qts: 0.59
Vas: 2L

See all 27 specs

Published graphs

Specifications

Published by Celestion

Manufacturer page

Datasheet PDF

Celestion TFX0412 is a 4-inch 8 ohm LF driver rated at 15 W RMS. The validated T/S data includes Fs 95 Hz, Qts 0.59, Vas 2.2 L, Xmax 4 mm, sensitivity 86.5 dB, plus 23 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 £69.00.

The published T/S values agree with each other

Thiele/Small

Fs: 95Hz
Qts: 0.59
Qes: 0.67
Qms: 5.2
Vas: 2.2L
Re: 5.6Ω
Le: 0.34mH

Motor and cone

BL: 5.4T·m
Sd: 57cm²
Mms: 6g
Xmax: 4mm
Vd †: 23cm³
Voice coil: 25mm

Power and response

Sensitivity †: 86.5dB
Manufacturer sensitivity: 107dB
Power: 15W
Impedance: 8Ω
Range: 2200–20000Hz
EBP †: 143 · Leans vented

Size and mounting

Diameter: 126mm
Cutout: 102mm
Bolt circle: 114.4mm
Depth: 74.2mm
Weight: 0.6kg

Other published values

Cms: 0.48mm/N
Rms: 0.67kg/s
Power Program: 30

Sensitivity shows 86.5 dB, calculated from the T/S values. Celestion publishes 107.0 dB, 20.5 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 · 4″

BL: 5.4T·m
Fs: 95Hz
Le: 0.34mH
Re: 5.6Ω
Sd: 57cm²
Cms: 0.48mm/N
Mms: 6g
Qes: 0.67
Qms: 5.2
Qts: 0.59
Rms: 0.67kg/s
SPL: 86.5dB
Vas: 2.2L
Xmax: 4mm
Power: 15W
Impedance: 8Ω
Sensitivity: 107dB
Low limit: 2200Hz
Power Program: 30
Calculated sensitivity †: 86.5dB
High limit: 20000Hz
Manufacturer sensitivity: 107dB
Voice coil: 25mm
Weight: 0.6kg
Diameter: 126mm
Depth: 74.2mm
Cutout: 102mm
Bolt circle: 114.4mm

Compare

Same-size drivers, compared with the TFX0412. Clear differences are green when better and red when worse.

This driverTFX0412

Best price

£69.00

95 Hz

Qts

0.59

Vas

2.2 L

5.4 T·m

Xmax

4 mm

Sensitivity

86.5 dB

Power

15 W

REDCATT4FR-1

£11.96 · 83% less

Fs79 Hz −17%

Qts0.52 −12%

Vas1.8 L −17%

BL4.8 T·m −11%

Xmax2.8 mm −30%

Sensitivity83.7 dB −2.8

PeerlessSDS-100F25CP09-04

£12.90 · 81% less

Fs80 Hz −16%

Qts0.53 −10%

Vas2.0 L −10%

BL4.7 T·m −13%

Xmax5.0 mm +26%

Sensitivity84.4 dB −2.1

LavoceWSF030.70

£13.56 · 80% less

Fs112 Hz +18%

Qts0.61 +4%

Vas0.9 L −59%

BL4.7 T·m −14%

Xmax3.3 mm −18%

Sensitivity84.5 dB −2

Sica3.5 H 1 CS

£18.42 · 73% less

Fs85 Hz −11%

Qts0.53 −10%

Vas1.8 L −17%

BL4.8 T·m −11%

Xmax2.5 mm −38%

Sensitivity84.9 dB −1.6

PeerlessGBS-115N25AL01-04

£21.32 · 69% less

Fs90 Hz −5%

Qts0.63 +7%

Vas1.8 L −18%

BL4.5 T·m −16%

Xmax4.8 mm +21%

Sensitivity84.3 dB −2.2

FaitalPRO4FE32

£21.94 · 68% less

Fs100 Hz +5%

Qts0.61 +4%

Vas2.3 L +6%

BL4.8 T·m −11%

Xmax2.7 mm −32%

Sensitivity87.2 dB +0.7

CIAREHW129

£23.44 · 66% less

Fs75 Hz −21%

Qts0.55 −7%

Vas6.1 L +180%

BL5.2 T·m −3%

Xmax3.9 mm –

Sensitivity87.3 dB +0.8

Dayton AudioND90-4

£25.04 · 64% less

Fs90 Hz −5%

Qts0.63 +7%

Vas1.1 L −51%

BL3.5 T·m −36%

Xmax4 mm –

Sensitivity82.4 dB −4.1

Dayton AudioND90-8

£25.87 · 63% less

Fs71 Hz −26%

Qts0.65 +10%

Vas1.8 L −19%

BL4.3 T·m −20%

Xmax4 mm –

Sensitivity81.2 dB −5.3

Dayton AudioRS100P-4

£29.91 · 57% less

Fs85 Hz −11%

Qts0.54 −8%

Vas1.9 L −15%

BL3.0 T·m −45%

Xmax4 mm –

Sensitivity84.3 dB −2.2

Dayton AudioRS100P-8

£29.91 · 57% less

Fs96 Hz –

Qts0.54 −8%

Vas1.8 L −17%

BL4.0 T·m −27%

Xmax3.7 mm −7%

Sensitivity85.5 dB −1

Dayton AudioRS100-4

£29.91 · 57% less

Fs85 Hz −11%

Qts0.53 −10%

Vas1.4 L −33%

BL3.2 T·m −41%

Xmax4 mm –

Sensitivity83.3 dB −3.2

Dayton AudioRS100-8

£29.91 · 57% less

Fs92 Hz –

Qts0.58 –

Vas1.4 L −34%

BL4.2 T·m −22%

Xmax3.5 mm −13%

Sensitivity83.7 dB −2.8

Tang BandW3-881SJ

£30.14 · 56% less

Fs100 Hz +5%

Qts0.58 –

Vas2.3 L +6%

BL3.3 T·m −39%

Xmax0.2 mm −95%

Sensitivity87.7 dB +1.2

Dayton AudioND105-4

£30.48 · 56% less

Fs79 Hz −17%

Qts0.61 +4%

Vas2.0 L −10%

BL4.5 T·m −16%

Xmax4 mm –

Sensitivity83.7 dB −2.8

Dayton AudioND105-8

£30.48 · 56% less

Fs67 Hz −30%

Qts0.66 +12%

Vas3.0 L +36%

BL5.4 T·m –

Xmax4 mm –

Sensitivity82.8 dB −3.7

CIAREPA100

£30.98 · 55% less

Fs100 Hz +5%

Qts0.59 –

Vas2.5 L +15%

BL4.4 T·m −19%

Xmax2.5 mm −38%

Sensitivity87.6 dB +1.1

Sica5 N 1.5 PL

£65.31 · 5% less

Fs111 Hz +16%

Qts0.56 −5%

Vas3 L +38%

BL6.2 T·m +15%

Xmax3 mm −25%

Sensitivity89.5 dB +3

VisatonB 80

£72.39 · 5% more

Fs110 Hz +16%

Qts0.63 +7%

Vas1.8 L −17%

BL4.2 T·m −23%

Xmax2.2 mm −45%

Sensitivity87.4 dB +0.9

FaitalPRO5HX220

£184.17 · 167% more

Fs135 Hz +42%

Qts0.59 –

Vas2.2 L –

BL7.7 T·m +43%

Xmax4.6 mm +14%

Sensitivity91.4 dB +4.9

AccutonC90-6-724

£527.46 · 664% more

Fs83 Hz −13%

Qts0.60 –

Vas5.1 L +134%

BL6.0 T·m +10%

Xmax3 mm −25%

Sensitivity88.4 dB +1.9

WavecorWF120BD07

No current price

Fs72 Hz −25%

Qts0.51 −13%

Vas3.3 L +49%

BL5.5 T·m –

Xmax4 mm –

Sensitivity85.3 dB −1.2

CIARECM133

No current price

Fs112 Hz +18%

Qts0.54 −8%

Vas2.5 L +15%

BL5.0 T·m −6%

Xmax2 mm −50%

Sensitivity89 dB +2.5

MonacorSP-4/60PRO

No current price

Fs92 Hz −3%

Qts0.60 –

Vas3 L +38%

BL5.8 T·m +8%

Xmax2.3 mm −43%

Sensitivity87.5 dB +1

WavecorSW084OM02

No current price

Fs77 Hz −19%

Qts0.53 −10%

Vas1.7 L −22%

BL4.6 T·m −15%

Xmax4.5 mm +13%

Sensitivity83.4 dB −3.1

Dayton AudioDMA90-8

No current price

Fs94 Hz –

Qts0.57 −3%

Vas1.7 L −22%

BL4.7 T·m −13%

Xmax2.5 mm −38%

Sensitivity84.9 dB −1.6

WavecorWF120BD09

No current price

Fs54 Hz −43%

Qts0.50 −15%

Vas5.3 L +143%

BL5.2 T·m −4%

Xmax4 mm –

Sensitivity83.9 dB −2.6

LavoceWSF051.02

No current price

Fs106 Hz +12%

Qts0.60 –

Vas3.3 L +50%

BL6.4 T·m +19%

Xmax3.1 mm −22%

Sensitivity89.7 dB +3.2

WavecorMR120BD03

No current price

Fs73 Hz −23%

Qts0.56 −5%

Vas3.1 L +42%

BL5.2 T·m −4%

Xmax1.5 mm −63%

Sensitivity85.1 dB −1.4

PeerlessHDS-P830870

No current price

Fs100 Hz +5%

Qts0.60 –

Vas1.7 L −21%

BL4.9 T·m −9%

Xmax5 mm +25%

Sensitivity85 dB −1.5

Search similar

Tune the match

Choose the published values that matter to your design. Size stays matched to this driver.

Qts

Qes

Vas

Xmax

Where to buy

Prices for delivery to the UK, including VAT. How prices work

Watch price

Shop	Price	Against the lowest	Stock	Link
Lean Audio Checked 26 Oct 2026 · 8 Ω · Source: inc VAT · 20%	£69.00, the lowest price		2 in stock	Visit shop at Lean Audio

Best price over time

Tracked since 1 Apr

bits00 AUDIO

4-inch LF driver · TFX0412 series · 25 mm voice coil · 15 W

Celestion TFX0412 8Ω

8 Ω · 2200–20000 Hz

£69.00

Steady

Lean Audio · 2 in stock · All 1 offer

Open in 00 Simulator

Fs: 95Hz
Xmax: 4mm
SPL: 87dB
Pe: 15W
BL: 5.4T·m
Vd: 23cm³
Qts: 0.59
Vas: 2L

See all 27 specs

Published graphs

Specifications

Published by Celestion

Manufacturer page

Datasheet PDF

The published T/S values agree with each other

Thiele/Small

Fs: 95Hz
Qts: 0.59
Qes: 0.67
Qms: 5.2
Vas: 2.2L
Re: 5.6Ω
Le: 0.34mH

Motor and cone

BL: 5.4T·m
Sd: 57cm²
Mms: 6g
Xmax: 4mm
Vd †: 23cm³
Voice coil: 25mm

Power and response

Sensitivity †: 86.5dB
Manufacturer sensitivity: 107dB
Power: 15W
Impedance: 8Ω
Range: 2200–20000Hz
EBP †: 143 · Leans vented

Size and mounting

Diameter: 126mm
Cutout: 102mm
Bolt circle: 114.4mm
Depth: 74.2mm
Weight: 0.6kg

Other published values

Cms: 0.48mm/N
Rms: 0.67kg/s
Power Program: 30

Sensitivity shows 86.5 dB, calculated from the T/S values. Celestion publishes 107.0 dB, 20.5 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 · 4″

BL: 5.4T·m
Fs: 95Hz
Le: 0.34mH
Re: 5.6Ω
Sd: 57cm²
Cms: 0.48mm/N
Mms: 6g
Qes: 0.67
Qms: 5.2
Qts: 0.59
Rms: 0.67kg/s
SPL: 86.5dB
Vas: 2.2L
Xmax: 4mm
Power: 15W
Impedance: 8Ω
Sensitivity: 107dB
Low limit: 2200Hz
Power Program: 30
Calculated sensitivity †: 86.5dB
High limit: 20000Hz
Manufacturer sensitivity: 107dB
Voice coil: 25mm
Weight: 0.6kg
Diameter: 126mm
Depth: 74.2mm
Cutout: 102mm
Bolt circle: 114.4mm

Compare

Same-size drivers, compared with the TFX0412. Clear differences are green when better and red when worse.

This driverTFX0412

Best price

£69.00

95 Hz

Qts

0.59

Vas

2.2 L

5.4 T·m

Xmax

4 mm

Sensitivity

86.5 dB

Power

15 W

REDCATT4FR-1

£11.96 · 83% less

Fs79 Hz −17%

Qts0.52 −12%

Vas1.8 L −17%

BL4.8 T·m −11%

Xmax2.8 mm −30%

Sensitivity83.7 dB −2.8

PeerlessSDS-100F25CP09-04

£12.90 · 81% less

Fs80 Hz −16%

Qts0.53 −10%

Vas2.0 L −10%

BL4.7 T·m −13%

Xmax5.0 mm +26%

Sensitivity84.4 dB −2.1

LavoceWSF030.70

£13.56 · 80% less

Fs112 Hz +18%

Qts0.61 +4%

Vas0.9 L −59%

BL4.7 T·m −14%

Xmax3.3 mm −18%

Sensitivity84.5 dB −2

Sica3.5 H 1 CS

£18.42 · 73% less

Fs85 Hz −11%

Qts0.53 −10%

Vas1.8 L −17%

BL4.8 T·m −11%

Xmax2.5 mm −38%

Sensitivity84.9 dB −1.6

PeerlessGBS-115N25AL01-04

£21.32 · 69% less

Fs90 Hz −5%

Qts0.63 +7%

Vas1.8 L −18%

BL4.5 T·m −16%

Xmax4.8 mm +21%

Sensitivity84.3 dB −2.2

FaitalPRO4FE32

£21.94 · 68% less

Fs100 Hz +5%

Qts0.61 +4%

Vas2.3 L +6%

BL4.8 T·m −11%

Xmax2.7 mm −32%

Sensitivity87.2 dB +0.7

CIAREHW129

£23.44 · 66% less

Fs75 Hz −21%

Qts0.55 −7%

Vas6.1 L +180%

BL5.2 T·m −3%

Xmax3.9 mm –

Sensitivity87.3 dB +0.8

Dayton AudioND90-4

£25.04 · 64% less

Fs90 Hz −5%

Qts0.63 +7%

Vas1.1 L −51%

BL3.5 T·m −36%

Xmax4 mm –

Sensitivity82.4 dB −4.1

Dayton AudioND90-8

£25.87 · 63% less

Fs71 Hz −26%

Qts0.65 +10%

Vas1.8 L −19%

BL4.3 T·m −20%

Xmax4 mm –

Sensitivity81.2 dB −5.3

Dayton AudioRS100P-4

£29.91 · 57% less

Fs85 Hz −11%

Qts0.54 −8%

Vas1.9 L −15%

BL3.0 T·m −45%

Xmax4 mm –

Sensitivity84.3 dB −2.2

Dayton AudioRS100P-8

£29.91 · 57% less

Fs96 Hz –

Qts0.54 −8%

Vas1.8 L −17%

BL4.0 T·m −27%

Xmax3.7 mm −7%

Sensitivity85.5 dB −1

Dayton AudioRS100-4

£29.91 · 57% less

Fs85 Hz −11%

Qts0.53 −10%

Vas1.4 L −33%

BL3.2 T·m −41%

Xmax4 mm –

Sensitivity83.3 dB −3.2

Dayton AudioRS100-8

£29.91 · 57% less

Fs92 Hz –

Qts0.58 –

Vas1.4 L −34%

BL4.2 T·m −22%

Xmax3.5 mm −13%

Sensitivity83.7 dB −2.8

Tang BandW3-881SJ

£30.14 · 56% less

Fs100 Hz +5%

Qts0.58 –

Vas2.3 L +6%

BL3.3 T·m −39%

Xmax0.2 mm −95%

Sensitivity87.7 dB +1.2

Dayton AudioND105-4

£30.48 · 56% less

Fs79 Hz −17%

Qts0.61 +4%

Vas2.0 L −10%

BL4.5 T·m −16%

Xmax4 mm –

Sensitivity83.7 dB −2.8

Dayton AudioND105-8

£30.48 · 56% less

Fs67 Hz −30%

Qts0.66 +12%

Vas3.0 L +36%

BL5.4 T·m –

Xmax4 mm –

Sensitivity82.8 dB −3.7

CIAREPA100

£30.98 · 55% less

Fs100 Hz +5%

Qts0.59 –

Vas2.5 L +15%

BL4.4 T·m −19%

Xmax2.5 mm −38%

Sensitivity87.6 dB +1.1

Sica5 N 1.5 PL

£65.31 · 5% less

Fs111 Hz +16%

Qts0.56 −5%

Vas3 L +38%

BL6.2 T·m +15%

Xmax3 mm −25%

Sensitivity89.5 dB +3

VisatonB 80

£72.39 · 5% more

Fs110 Hz +16%

Qts0.63 +7%

Vas1.8 L −17%

BL4.2 T·m −23%

Xmax2.2 mm −45%

Sensitivity87.4 dB +0.9

FaitalPRO5HX220

£184.17 · 167% more

Fs135 Hz +42%

Qts0.59 –

Vas2.2 L –

BL7.7 T·m +43%

Xmax4.6 mm +14%

Sensitivity91.4 dB +4.9

AccutonC90-6-724

£527.46 · 664% more

Fs83 Hz −13%

Qts0.60 –

Vas5.1 L +134%

BL6.0 T·m +10%

Xmax3 mm −25%

Sensitivity88.4 dB +1.9

WavecorWF120BD07

No current price

Fs72 Hz −25%

Qts0.51 −13%

Vas3.3 L +49%

BL5.5 T·m –

Xmax4 mm –

Sensitivity85.3 dB −1.2

CIARECM133

No current price

Fs112 Hz +18%

Qts0.54 −8%

Vas2.5 L +15%

BL5.0 T·m −6%

Xmax2 mm −50%

Sensitivity89 dB +2.5

MonacorSP-4/60PRO

No current price

Fs92 Hz −3%

Qts0.60 –

Vas3 L +38%

BL5.8 T·m +8%

Xmax2.3 mm −43%

Sensitivity87.5 dB +1

WavecorSW084OM02

No current price

Fs77 Hz −19%

Qts0.53 −10%

Vas1.7 L −22%

BL4.6 T·m −15%

Xmax4.5 mm +13%

Sensitivity83.4 dB −3.1

Dayton AudioDMA90-8

No current price

Fs94 Hz –

Qts0.57 −3%

Vas1.7 L −22%

BL4.7 T·m −13%

Xmax2.5 mm −38%

Sensitivity84.9 dB −1.6

WavecorWF120BD09

No current price

Fs54 Hz −43%

Qts0.50 −15%

Vas5.3 L +143%

BL5.2 T·m −4%

Xmax4 mm –

Sensitivity83.9 dB −2.6

LavoceWSF051.02

No current price

Fs106 Hz +12%

Qts0.60 –

Vas3.3 L +50%

BL6.4 T·m +19%

Xmax3.1 mm −22%

Sensitivity89.7 dB +3.2

WavecorMR120BD03

No current price

Fs73 Hz −23%

Qts0.56 −5%

Vas3.1 L +42%

BL5.2 T·m −4%

Xmax1.5 mm −63%

Sensitivity85.1 dB −1.4

PeerlessHDS-P830870

No current price

Fs100 Hz +5%

Qts0.60 –

Vas1.7 L −21%

BL4.9 T·m −9%

Xmax5 mm +25%

Sensitivity85 dB −1.5

Search similar

Tune the match

Choose the published values that matter to your design. Size stays matched to this driver.

Qts

Qes

Vas

Xmax

Where to buy

Prices for delivery to the UK, including VAT. How prices work

Watch price

Shop	Price	Against the lowest	Stock	Link
Lean Audio Checked 26 Oct 2026 · 8 Ω · Source: inc VAT · 20%	£69.00, the lowest price		2 in stock	Visit shop at Lean Audio

Best price over time

Tracked since 1 Apr