12-inch LF driver

Eighteen Sound 12NCX910BE 8Ω

Name: Eighteen Sound 12NCX910BE 8 Ohm
Brand: Eighteen Sound
SKU: 12NCX910BE

8 Ω · 60–4000 Hz

No price for delivery to the UK

All 1 offer

Open in 00 Simulator

Fs: 57Hz
Xmax: 6.9mm
SPL: 97dB
Pe: –
BL: 18.1T·m
Vd: 366cm³
Qts: 0.30
Vas: 58L

See all 21 specs

Curve provenanceInspect 2 traces

These plotted lines are Bits digitizations of manufacturer evidence, not new measurements. How provenance works

frequency response
Frequency response
Trace datasheet-response-trace-poc/v1
240 plotted pointsMedium confidence1,215 selected pixels of 1,472
Manufacturer datasheet, page 2
impedance
Impedance response
Trace datasheet-response-trace-poc/v1
240 plotted pointsMedium confidence1,237 selected pixels of 1,292
Manufacturer datasheet, page 2

Published graphs

Eighteen Sound 12NCX910BE manufacturer graph 1

Eighteen Sound 12NCX910BE manufacturer graph 2

Specifications

Published by Eighteen Sound

Manufacturer page

Datasheet PDF

Eighteen Sound 12NCX910BE is a 12-inch 8 ohm LF driver. The validated T/S data includes Fs 57 Hz, Qts 0.30, Vas 58 L, Xmax 6.9 mm, sensitivity 97.4 dB, plus 366 cm³ Vd and 184 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: 57Hz
Qts: 0.30
Qes: 0.31
Qms: 10
Vas: 58L
Re: 5.3Ω
Le: 0.78mH

Motor and cone

BL: 18.1T·m
Sd: 531cm²
Mms: 53g
Xmax: 6.9mm
Vd †: 366cm³

Power and response

Sensitivity †: 97.4dB
Impedance: 8Ω
Range: 60–4000Hz
EBP †: 184 · Leans vented

Size and mounting

Diameter: 310mm
Cutout: 282mm
Bolt circle: 295mm
Depth: 173mm
Weight: 6kg

† Calculated by bits from the published values

What this validation status means

Everything else Eighteen Sound lists

LF · Primary · 12″

BL: 18.1T·m
Fs: 57Hz
Le: 0.78mH
Re: 5.3Ω
Sd: 531cm²
Mms: 53g
Qes: 0.31
Qms: 10
Qts: 0.30
SPL: 97.4dB
Vas: 58L
Xmax: 6.9mm
Impedance: 8Ω
Low limit: 60Hz
Calculated sensitivity †: 97.4dB
High limit: 4000Hz
Weight: 6kg
Diameter: 310mm
Depth: 173mm
Cutout: 282mm
Bolt circle: 295mm

Compare

Same-size drivers, compared with the 12NCX910BE. Clear differences are green when better and red when worse.

This driver12NCX910BE

Best price

–

57 Hz

Qts

0.30

Vas

58 L

18.1 T·m

Xmax

6.9 mm

Sensitivity

97.4 dB

Power

–

B&C12CL64

£79.00

Fs52 Hz −9%

Qts0.30 –

Vas64 L +10%

BL17.5 T·m −3%

Xmax4.5 mm −35%

Sensitivity96.5 dB −0.9

CIAREPWA12.75

£121.41

Fs53 Hz −7%

Qts0.30 –

Vas52 L −10%

BL19.6 T·m +8%

Xmax5.8 mm −16%

Sensitivity95.9 dB −1.5

Beyma12WRS400

£122.29

Fs42 Hz −26%

Qts0.29 −3%

Vas91 L +57%

BL17.4 T·m −4%

Xmax6.3 mm −9%

Sensitivity95.4 dB −2

PRV Audio12MR2000

£142.06

Fs57 Hz –

Qts0.33 +10%

Vas52.5 L −9%

BL21.3 T·m +17%

Xmax6.6 mm −4%

Sensitivity96.6 dB −0.8

Beyma12MC500

£150.88

Fs57 Hz –

Qts0.34 +13%

Vas57 L –

BL18.3 T·m –

Xmax8 mm +16%

Sensitivity96.8 dB −0.6

Beyma12G40

£153.72

Fs44 Hz −23%

Qts0.30 –

Vas81 L +40%

BL18.4 T·m –

Xmax7 mm –

Sensitivity95.6 dB −1.8

LavoceWAN123.00

£163.28

Fs49 Hz −14%

Qts0.27 −10%

Vas68.8 L +19%

BL17.9 T·m –

Xmax6.9 mm –

Sensitivity96.6 dB −0.8

Eighteen Sound12W750

£166.62

Fs49 Hz −14%

Qts0.28 −7%

Vas73 L +26%

BL18 T·m –

Xmax8 mm +16%

Sensitivity96.6 dB −0.8

REDCATT12NPM

£167.38

Fs49 Hz −14%

Qts0.31 +3%

Vas63.6 L +10%

BL17.3 T·m −4%

Xmax4.0 mm −41%

Sensitivity95.7 dB −1.7

Beyma12MCB700

£174.16

Fs51 Hz −11%

Qts0.27 −10%

Vas59.5 L –

BL20.4 T·m +13%

Xmax7 mm –

Sensitivity96.4 dB −1

Eighteen Sound12LW800

£189.95

Fs52 Hz −9%

Qts0.29 −3%

Vas48 L −17%

BL21.3 T·m +18%

Xmax6.5 mm −6%

Sensitivity95.6 dB −1.8

FaitalPRO12FH520

£197.29

Fs50 Hz −12%

Qts0.29 −3%

Vas73.7 L +27%

BL17.3 T·m −4%

Xmax7.3 mm +5%

Sensitivity96.9 dB −0.5

Eighteen Sound12ND830

£240.31

Fs55 Hz −4%

Qts0.28 −7%

Vas72 L +24%

BL17.6 T·m –

Xmax6.5 mm −6%

Sensitivity98 dB +0.6

Eighteen Sound12LW1400

£260.72

Fs45 Hz −21%

Qts0.30 –

Vas55 L −5%

BL20 T·m +10%

Xmax8.3 mm +20%

Sensitivity94 dB −3.4

Eighteen Sound12NCX750

£426.63

Fs58 Hz –

Qts0.29 −3%

Vas63 L +9%

BL17.5 T·m −3%

Xmax5.5 mm −20%

Sensitivity98 dB +0.6

Eighteen Sound12NCX910

£436.54

Fs57 Hz –

Qts0.30 –

Vas58 L –

BL18.1 T·m –

Xmax6.9 mm –

Sensitivity97.4 dB –

Eighteen Sound12NCX750H

£444.75

Fs58 Hz –

Qts0.29 −3%

Vas63 L +9%

BL17.5 T·m −3%

Xmax5.5 mm −20%

Sensitivity98 dB +0.6

Eighteen Sound12NCX910N

£478.98

Fs57 Hz –

Qts0.30 –

Vas58 L –

BL18.1 T·m –

Xmax6.9 mm –

Sensitivity97.4 dB –

B&C12FL76

No current price

Fs50 Hz −12%

Qts0.30 –

Vas57 L –

BL18.7 T·m +3%

Xmax6 mm −13%

Sensitivity95.5 dB −1.9

Eighteen Sound12W600

No current price

Fs50 Hz −12%

Qts0.30 –

Vas73 L +26%

BL17.3 T·m −4%

Xmax6.5 mm −6%

Sensitivity96.6 dB −0.8

PRV Audio12MB2000FT-NDY

No current price

Fs55 Hz −3%

Qts0.30 –

Vas71.5 L +23%

BL17.7 T·m –

Xmax6 mm −13%

Sensitivity97.9 dB +0.5

CelestionTSQ1230

No current price

Fs55 Hz −4%

Qts0.30 –

Vas45.2 L −22%

BL20.5 T·m +13%

Xmax6.8 mm –

Sensitivity95.8 dB −1.6

CelestionCF1230F

No current price

Fs57 Hz –

Qts0.32 +6%

Vas49.6 L −14%

BL18.3 T·m –

Xmax7.5 mm +9%

Sensitivity96.2 dB −1.2

Oberton12NCX

No current price

Fs58 Hz –

Qts0.30 –

Vas62.9 L +8%

BL17.2 T·m −5%

Xmax5.3 mm −24%

Sensitivity98.1 dB +0.7

FaneCOLOSSUS 12MB

No current price

Fs55 Hz −4%

Qts0.29 −5%

Vas56 L −3%

BL18.3 T·m –

Xmax5.5 mm −20%

Sensitivity96.5 dB −0.9

PRV Audio12MB2000FT

No current price

Fs56 Hz –

Qts0.32 +7%

Vas66.9 L +15%

BL17.7 T·m –

Xmax6 mm −13%

Sensitivity97.5 dB –

CIARECSD124-22

No current price

Fs34 Hz −40%

Qts0.30 –

Vas54 L −7%

BL18.2 T·m –

Xmax13 mm +88%

Sensitivity90.2 dB −7.2

BMS12N804

No current price

Fs39 Hz −32%

Qts0.29 −3%

Vas71 L +22%

BL20.4 T·m +13%

Xmax8 mm +16%

Sensitivity93.4 dB −4

Oberton12MB35

No current price

Fs51 Hz −10%

Qts0.27 −11%

Vas50.1 L −14%

BL20.5 T·m +13%

Xmax6.8 mm –

Sensitivity96 dB −1.4

CIARE12.75W1

No current price

Fs49 Hz −14%

Qts0.33 +10%

Vas67 L +16%

BL18.9 T·m +4%

Xmax6 mm −13%

Sensitivity95.7 dB −1.7

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 Business Checked 13 Oct 2026 · Source: inc VAT · 20%	£1,150.00		Out of stock	Visit shop at Lean Business

bits00 AUDIO

12-inch LF driver

Eighteen Sound 12NCX910BE 8Ω

8 Ω · 60–4000 Hz

No price for delivery to the UK

All 1 offer

Open in 00 Simulator

Fs: 57Hz
Xmax: 6.9mm
SPL: 97dB
Pe: –
BL: 18.1T·m
Vd: 366cm³
Qts: 0.30
Vas: 58L

See all 21 specs

Curve provenanceInspect 2 traces

These plotted lines are Bits digitizations of manufacturer evidence, not new measurements. How provenance works

frequency response
Frequency response
Trace datasheet-response-trace-poc/v1
240 plotted pointsMedium confidence1,215 selected pixels of 1,472
Manufacturer datasheet, page 2
impedance
Impedance response
Trace datasheet-response-trace-poc/v1
240 plotted pointsMedium confidence1,237 selected pixels of 1,292
Manufacturer datasheet, page 2

Published graphs

Specifications

Published by Eighteen Sound

Manufacturer page

Datasheet PDF

The published T/S values agree with each other

Thiele/Small

Fs: 57Hz
Qts: 0.30
Qes: 0.31
Qms: 10
Vas: 58L
Re: 5.3Ω
Le: 0.78mH

Motor and cone

BL: 18.1T·m
Sd: 531cm²
Mms: 53g
Xmax: 6.9mm
Vd †: 366cm³

Power and response

Sensitivity †: 97.4dB
Impedance: 8Ω
Range: 60–4000Hz
EBP †: 184 · Leans vented

Size and mounting

Diameter: 310mm
Cutout: 282mm
Bolt circle: 295mm
Depth: 173mm
Weight: 6kg

† Calculated by bits from the published values

What this validation status means

Everything else Eighteen Sound lists

LF · Primary · 12″

BL: 18.1T·m
Fs: 57Hz
Le: 0.78mH
Re: 5.3Ω
Sd: 531cm²
Mms: 53g
Qes: 0.31
Qms: 10
Qts: 0.30
SPL: 97.4dB
Vas: 58L
Xmax: 6.9mm
Impedance: 8Ω
Low limit: 60Hz
Calculated sensitivity †: 97.4dB
High limit: 4000Hz
Weight: 6kg
Diameter: 310mm
Depth: 173mm
Cutout: 282mm
Bolt circle: 295mm

Compare

Same-size drivers, compared with the 12NCX910BE. Clear differences are green when better and red when worse.

This driver12NCX910BE

Best price

–

57 Hz

Qts

0.30

Vas

58 L

18.1 T·m

Xmax

6.9 mm

Sensitivity

97.4 dB

Power

–

B&C12CL64

£79.00

Fs52 Hz −9%

Qts0.30 –

Vas64 L +10%

BL17.5 T·m −3%

Xmax4.5 mm −35%

Sensitivity96.5 dB −0.9

CIAREPWA12.75

£121.41

Fs53 Hz −7%

Qts0.30 –

Vas52 L −10%

BL19.6 T·m +8%

Xmax5.8 mm −16%

Sensitivity95.9 dB −1.5

Beyma12WRS400

£122.29

Fs42 Hz −26%

Qts0.29 −3%

Vas91 L +57%

BL17.4 T·m −4%

Xmax6.3 mm −9%

Sensitivity95.4 dB −2

PRV Audio12MR2000

£142.06

Fs57 Hz –

Qts0.33 +10%

Vas52.5 L −9%

BL21.3 T·m +17%

Xmax6.6 mm −4%

Sensitivity96.6 dB −0.8

Beyma12MC500

£150.88

Fs57 Hz –

Qts0.34 +13%

Vas57 L –

BL18.3 T·m –

Xmax8 mm +16%

Sensitivity96.8 dB −0.6

Beyma12G40

£153.72

Fs44 Hz −23%

Qts0.30 –

Vas81 L +40%

BL18.4 T·m –

Xmax7 mm –

Sensitivity95.6 dB −1.8

LavoceWAN123.00

£163.28

Fs49 Hz −14%

Qts0.27 −10%

Vas68.8 L +19%

BL17.9 T·m –

Xmax6.9 mm –

Sensitivity96.6 dB −0.8

Eighteen Sound12W750

£166.62

Fs49 Hz −14%

Qts0.28 −7%

Vas73 L +26%

BL18 T·m –

Xmax8 mm +16%

Sensitivity96.6 dB −0.8

REDCATT12NPM

£167.38

Fs49 Hz −14%

Qts0.31 +3%

Vas63.6 L +10%

BL17.3 T·m −4%

Xmax4.0 mm −41%

Sensitivity95.7 dB −1.7

Beyma12MCB700

£174.16

Fs51 Hz −11%

Qts0.27 −10%

Vas59.5 L –

BL20.4 T·m +13%

Xmax7 mm –

Sensitivity96.4 dB −1

Eighteen Sound12LW800

£189.95

Fs52 Hz −9%

Qts0.29 −3%

Vas48 L −17%

BL21.3 T·m +18%

Xmax6.5 mm −6%

Sensitivity95.6 dB −1.8

FaitalPRO12FH520

£197.29

Fs50 Hz −12%

Qts0.29 −3%

Vas73.7 L +27%

BL17.3 T·m −4%

Xmax7.3 mm +5%

Sensitivity96.9 dB −0.5

Eighteen Sound12ND830

£240.31

Fs55 Hz −4%

Qts0.28 −7%

Vas72 L +24%

BL17.6 T·m –

Xmax6.5 mm −6%

Sensitivity98 dB +0.6

Eighteen Sound12LW1400

£260.72

Fs45 Hz −21%

Qts0.30 –

Vas55 L −5%

BL20 T·m +10%

Xmax8.3 mm +20%

Sensitivity94 dB −3.4

Eighteen Sound12NCX750

£426.63

Fs58 Hz –

Qts0.29 −3%

Vas63 L +9%

BL17.5 T·m −3%

Xmax5.5 mm −20%

Sensitivity98 dB +0.6

Eighteen Sound12NCX910

£436.54

Fs57 Hz –

Qts0.30 –

Vas58 L –

BL18.1 T·m –

Xmax6.9 mm –

Sensitivity97.4 dB –

Eighteen Sound12NCX750H

£444.75

Fs58 Hz –

Qts0.29 −3%

Vas63 L +9%

BL17.5 T·m −3%

Xmax5.5 mm −20%

Sensitivity98 dB +0.6

Eighteen Sound12NCX910N

£478.98

Fs57 Hz –

Qts0.30 –

Vas58 L –

BL18.1 T·m –

Xmax6.9 mm –

Sensitivity97.4 dB –

B&C12FL76

No current price

Fs50 Hz −12%

Qts0.30 –

Vas57 L –

BL18.7 T·m +3%

Xmax6 mm −13%

Sensitivity95.5 dB −1.9

Eighteen Sound12W600

No current price

Fs50 Hz −12%

Qts0.30 –

Vas73 L +26%

BL17.3 T·m −4%

Xmax6.5 mm −6%

Sensitivity96.6 dB −0.8

PRV Audio12MB2000FT-NDY

No current price

Fs55 Hz −3%

Qts0.30 –

Vas71.5 L +23%

BL17.7 T·m –

Xmax6 mm −13%

Sensitivity97.9 dB +0.5

CelestionTSQ1230

No current price

Fs55 Hz −4%

Qts0.30 –

Vas45.2 L −22%

BL20.5 T·m +13%

Xmax6.8 mm –

Sensitivity95.8 dB −1.6

CelestionCF1230F

No current price

Fs57 Hz –

Qts0.32 +6%

Vas49.6 L −14%

BL18.3 T·m –

Xmax7.5 mm +9%

Sensitivity96.2 dB −1.2

Oberton12NCX

No current price

Fs58 Hz –

Qts0.30 –

Vas62.9 L +8%

BL17.2 T·m −5%

Xmax5.3 mm −24%

Sensitivity98.1 dB +0.7

FaneCOLOSSUS 12MB

No current price

Fs55 Hz −4%

Qts0.29 −5%

Vas56 L −3%

BL18.3 T·m –

Xmax5.5 mm −20%

Sensitivity96.5 dB −0.9

PRV Audio12MB2000FT

No current price

Fs56 Hz –

Qts0.32 +7%

Vas66.9 L +15%

BL17.7 T·m –

Xmax6 mm −13%

Sensitivity97.5 dB –

CIARECSD124-22

No current price

Fs34 Hz −40%

Qts0.30 –

Vas54 L −7%

BL18.2 T·m –

Xmax13 mm +88%

Sensitivity90.2 dB −7.2

BMS12N804

No current price

Fs39 Hz −32%

Qts0.29 −3%

Vas71 L +22%

BL20.4 T·m +13%

Xmax8 mm +16%

Sensitivity93.4 dB −4

Oberton12MB35

No current price

Fs51 Hz −10%

Qts0.27 −11%

Vas50.1 L −14%

BL20.5 T·m +13%

Xmax6.8 mm –

Sensitivity96 dB −1.4

CIARE12.75W1

No current price

Fs49 Hz −14%

Qts0.33 +10%

Vas67 L +16%

BL18.9 T·m +4%

Xmax6 mm −13%

Sensitivity95.7 dB −1.7

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 Business Checked 13 Oct 2026 · Source: inc VAT · 20%	£1,150.00		Out of stock	Visit shop at Lean Business