12-inch LF driver · 500 W

Eighteen Sound 12NTLW2500 8Ω

Name: Eighteen Sound 12NTLW2500 8 Ohm
Brand: Eighteen Sound
SKU: 12NTLW2500

55–4500 Hz

No price for delivery to the UK

All 2 offers

Open in 00 Simulator

Fs: 60Hz
Xmax: 7.6mm
SPL: 96dB
Pe: 500W
BL: 17.4T·m
Vd: 404cm³
Qts: 0.38
Vas: 45L

See all 25 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 confidence744 selected pixels of 1,338
Manufacturer datasheet, page 2
impedance
Impedance response
Trace datasheet-response-trace-poc/v1
240 plotted pointsMedium confidence943 selected pixels of 1,239
Manufacturer datasheet, page 2

Published graphs

Eighteen Sound 12NTLW2500 manufacturer graph 1

Eighteen Sound 12NTLW2500 manufacturer graph 2

Specifications

Published by Eighteen Sound

Manufacturer page

Datasheet PDF

Eighteen Sound 12NTLW2500 is a 12-inch 8 ohm LF driver rated at 500 W RMS. The validated T/S data includes Fs 60 Hz, Qts 0.38, Vas 45 L, Xmax 7.6 mm, sensitivity 96 dB, plus 404 cm³ Vd and 154 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: 60Hz
Qts: 0.38
Qes: 0.39
Qms: 8.4
Vas: 45L
Re: 5Ω
Le: 0.44mH

Motor and cone

BL: 17.4T·m
Sd: 531cm²
Mms: 62g
Xmax: 7.6mm
Vd †: 404cm³

Power and response

Sensitivity †: 96dB
Manufacturer sensitivity: 98.5dB
Power: 500W
Nominal power: 500W
Impedance: 8Ω
Range: 55–4500Hz
EBP †: 154 · Leans vented

Size and mounting

Diameter: 310mm
Cutout: 283mm
Bolt circle: 295mm
Depth: 175mm
Weight: 3.6kg

Other published values

Power Program: 1000

Sensitivity shows 96.0 dB, calculated from the T/S values. Eighteen Sound publishes 98.5 dB, 2.5 dB apart.

† Calculated by bits from the published values

What this validation status means

Everything else Eighteen Sound lists

LF · Primary · 12″

BL: 17.4T·m
Fs: 60Hz
Le: 0.44mH
Re: 5Ω
Sd: 531cm²
Mms: 62g
Qes: 0.39
Qms: 8.4
Qts: 0.38
SPL: 96dB
Vas: 45L
Xmax: 7.6mm
Power: 500W
Impedance: 8Ω
Sensitivity: 98.5dB
Low limit: 55Hz
Nominal power: 500W
Power Program: 1000
Calculated sensitivity †: 96dB
High limit: 4500Hz
Manufacturer sensitivity: 98.5dB
Weight: 3.6kg
Diameter: 310mm
Depth: 175mm
Cutout: 283mm
Bolt circle: 295mm

Designs

Cabinets for the 12NTLW2500: a design and a suggested box from Eighteen Sound.

All 12NTLW2500 designs How we find designs

Eighteen Sound’s design

From the maker, with plans to download

Picture: Eighteen Sound

Eighteen Sound design

12’’ 2-WAY point source

Drivers: 12W75012NTLW2500

Plans · PDF Eighteen Sound designs

Eighteen Sound’s suggested box

From Eighteen Sound’s 12NTLW2500 page

Eighteen Sound’s suggestion35 L vented boxFrom Eighteen Sound’s 12NTLW2500 page

Net volume: 35L
Tuning: 65Hz

Eighteen Sound gives the volume and tuning; the port is sized for the driver when you open it.

Open this box in 00 Simulator

Modelling the box in 00 Simulator…

Compare

Same-size drivers, compared with the 12NTLW2500. Clear differences are green when better and red when worse.

This driver12NTLW2500

Best price

–

60 Hz

Qts

0.38

Vas

45 L

17.4 T·m

Xmax

7.6 mm

Sensitivity

96 dB

Power

500 W

GRS12PT-8

£48.62

Fs35 Hz −42%

Qts0.39 –

Vas112.1 L +149%

BL17.4 T·m –

Xmax7.8 mm –

Sensitivity92.8 dB −3.2

PRV Audio12MB1000FT

£119.62

Fs53 Hz −12%

Qts0.37 –

Vas74.6 L +66%

BL16.5 T·m −5%

Xmax6.9 mm −10%

Sensitivity96.6 dB +0.6

Beyma12MCS500

£134.74

Fs57 Hz −5%

Qts0.36 −5%

Vas57 L +27%

BL17.6 T·m –

Xmax8 mm +5%

Sensitivity96.5 dB +0.5

CelestionCF1230BMB

£145.00

Fs43 Hz −28%

Qts0.38 –

Vas60.7 L +35%

BL18.4 T·m +6%

Xmax7 mm −8%

Sensitivity92.8 dB −3.2

Beyma12MC500

£150.88

Fs57 Hz −5%

Qts0.34 −11%

Vas57 L +27%

BL18.3 T·m +5%

Xmax8 mm +5%

Sensitivity96.8 dB +0.8

Sica12 SR 3 CP

£154.90

Fs37 Hz −38%

Qts0.40 +5%

Vas60.9 L +35%

BL16.6 T·m −5%

Xmax8 mm +5%

Sensitivity90.3 dB −5.7

FaitalPRO12RS550

£158.25

Fs42 Hz −30%

Qts0.37 –

Vas45.4 L –

BL20.5 T·m +18%

Xmax9.3 mm +22%

Sensitivity91.4 dB −4.6

B&C12FW88

£163.69

Fs53 Hz −12%

Qts0.33 −13%

Vas45.7 L –

BL19.5 T·m +12%

Xmax8 mm +5%

Sensitivity94.9 dB −1.1

EminenceOMEGA PRO-12-2KW-8

£172.05

Fs48 Hz −20%

Qts0.39 –

Vas49.5 L +10%

BL20.4 T·m +17%

Xmax7.1 mm −7%

Sensitivity93.4 dB −2.6

Eighteen Sound12W700

£179.00

Fs58 Hz −3%

Qts0.36 −5%

Vas55 L +22%

BL17.7 T·m –

Xmax6.5 mm −14%

Sensitivity96.7 dB +0.7

SB AudienceNERO-12MWN700D

£179.95

Fs53 Hz −12%

Qts0.38 –

Vas52.5 L +17%

BL17.9 T·m –

Xmax7.3 mm −4%

Sensitivity94.9 dB −1.1

Beyma12LX60V2

£184.93

Fs49 Hz −18%

Qts0.38 –

Vas43 L −4%

BL20 T·m +15%

Xmax9 mm +18%

Sensitivity93 dB −3

B&C12PLB100

£212.36

Fs50 Hz −17%

Qts0.37 –

Vas47 L +4%

BL18.4 T·m +6%

Xmax9 mm +18%

Sensitivity93.9 dB −2.1

Precision DevicesPD.124NR1

£219.00

Fs58 Hz −3%

Qts0.35 −8%

Vas49 L +9%

BL19.2 T·m +10%

Xmax8.5 mm +12%

Sensitivity96.2 dB –

Eighteen Sound12NW530

£228.40

Fs55 Hz −8%

Qts0.37 –

Vas36 L −20%

BL19.7 T·m +13%

Xmax8 mm +5%

Sensitivity94 dB −2

Eighteen Sound12NLW9300

£274.84

Fs47 Hz −22%

Qts0.42 +11%

Vas56 L +24%

BL17 T·m –

Xmax8 mm +5%

Sensitivity93.1 dB −2.9

Eighteen Sound12NTLW3500

£285.52

Fs53 Hz −12%

Qts0.33 −13%

Vas45 L –

BL19.5 T·m +12%

Xmax8.3 mm +9%

Sensitivity94.8 dB −1.2

Eighteen Sound12NTLS3500

£299.50

Fs41 Hz −32%

Qts0.41 +8%

Vas65 L +44%

BL17.8 T·m –

Xmax7.9 mm +4%

Sensitivity92.2 dB −3.8

FaitalPRO12HX240

£325.71

Fs56 Hz −7%

Qts0.37 –

Vas61.1 L +36%

BL16 T·m −8%

Xmax7.4 mm −3%

Sensitivity96.5 dB +0.5

FaitalPRO12HX500

£386.84

Fs55 Hz −8%

Qts0.37 –

Vas57.8 L +28%

BL17.4 T·m –

Xmax9.3 mm +22%

Sensitivity95.9 dB –

PeerlessNCP-1230R01-08

No current price

Fs63 Hz +5%

Qts0.37 –

Vas46.3 L –

BL18.1 T·m +4%

Xmax7.9 mm +4%

Sensitivity96.7 dB +0.7

Oberton12NMB35

No current price

Fs54 Hz −9%

Qts0.36 −5%

Vas54.3 L +21%

BL17 T·m –

Xmax6.8 mm −11%

Sensitivity95.7 dB –

CIAREHSB322

No current price

Fs36 Hz −40%

Qts0.37 –

Vas83 L +84%

BL17 T·m –

Xmax7.5 mm –

Sensitivity91.9 dB −4.1

Eighteen Sound12NW350

No current price

Fs54 Hz −10%

Qts0.34 −11%

Vas46 L –

BL19.2 T·m +10%

Xmax8.3 mm +9%

Sensitivity95.2 dB −0.8

CelestionCF1230F

No current price

Fs57 Hz −6%

Qts0.32 −17%

Vas49.6 L +10%

BL18.3 T·m +5%

Xmax7.5 mm –

Sensitivity96.2 dB –

CelestionTF1225CX

No current price

Fs64 Hz +6%

Qts0.36 −6%

Vas45.1 L –

BL17.5 T·m –

Xmax4.5 mm −41%

Sensitivity96.6 dB +0.6

P.Audio12FT-88MB

No current price

Fs48 Hz −20%

Qts0.37 –

Vas45.4 L –

BL19.1 T·m +10%

Xmax4.7 mm −38%

Sensitivity93.1 dB −2.9

PeerlessSDF-300F75PR03-04

No current price

Fs27 Hz −55%

Qts0.36 −5%

Vas45.5 L –

BL18.7 T·m +7%

Xmax25.2 mm +232%

Sensitivity85.9 dB −10.1

Eighteen Sound12LW801

No current price

Fs54 Hz −10%

Qts0.33 −13%

Vas41 L −9%

BL20.3 T·m +17%

Xmax8 mm +5%

Sensitivity94.8 dB −1.2

P.AudioE12-300S-V2

No current price

Fs57 Hz −5%

Qts0.40 +5%

Vas50.4 L +12%

BL17.1 T·m –

Xmax3.4 mm −55%

Sensitivity95.5 dB −0.5

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 25 Oct 2026 · 8 Ω · Source: inc VAT · 20%	£204.35		Back order	Visit shop at Lean Audio

bits00 AUDIO

12-inch LF driver · 500 W

Eighteen Sound 12NTLW2500 8Ω

55–4500 Hz

No price for delivery to the UK

All 2 offers

Open in 00 Simulator

Fs: 60Hz
Xmax: 7.6mm
SPL: 96dB
Pe: 500W
BL: 17.4T·m
Vd: 404cm³
Qts: 0.38
Vas: 45L

See all 25 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 confidence744 selected pixels of 1,338
Manufacturer datasheet, page 2
impedance
Impedance response
Trace datasheet-response-trace-poc/v1
240 plotted pointsMedium confidence943 selected pixels of 1,239
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: 60Hz
Qts: 0.38
Qes: 0.39
Qms: 8.4
Vas: 45L
Re: 5Ω
Le: 0.44mH

Motor and cone

BL: 17.4T·m
Sd: 531cm²
Mms: 62g
Xmax: 7.6mm
Vd †: 404cm³

Power and response

Sensitivity †: 96dB
Manufacturer sensitivity: 98.5dB
Power: 500W
Nominal power: 500W
Impedance: 8Ω
Range: 55–4500Hz
EBP †: 154 · Leans vented

Size and mounting

Diameter: 310mm
Cutout: 283mm
Bolt circle: 295mm
Depth: 175mm
Weight: 3.6kg

Other published values

Power Program: 1000

Sensitivity shows 96.0 dB, calculated from the T/S values. Eighteen Sound publishes 98.5 dB, 2.5 dB apart.

† Calculated by bits from the published values

What this validation status means

Everything else Eighteen Sound lists

LF · Primary · 12″

BL: 17.4T·m
Fs: 60Hz
Le: 0.44mH
Re: 5Ω
Sd: 531cm²
Mms: 62g
Qes: 0.39
Qms: 8.4
Qts: 0.38
SPL: 96dB
Vas: 45L
Xmax: 7.6mm
Power: 500W
Impedance: 8Ω
Sensitivity: 98.5dB
Low limit: 55Hz
Nominal power: 500W
Power Program: 1000
Calculated sensitivity †: 96dB
High limit: 4500Hz
Manufacturer sensitivity: 98.5dB
Weight: 3.6kg
Diameter: 310mm
Depth: 175mm
Cutout: 283mm
Bolt circle: 295mm

Designs

Cabinets for the 12NTLW2500: a design and a suggested box from Eighteen Sound.

All 12NTLW2500 designs How we find designs

Eighteen Sound’s design

From the maker, with plans to download

Picture: Eighteen Sound

Eighteen Sound design

12’’ 2-WAY point source

Drivers: 12W75012NTLW2500

Plans · PDF Eighteen Sound designs

Eighteen Sound’s suggested box

From Eighteen Sound’s 12NTLW2500 page

Eighteen Sound’s suggestion35 L vented boxFrom Eighteen Sound’s 12NTLW2500 page

Net volume: 35L
Tuning: 65Hz

Eighteen Sound gives the volume and tuning; the port is sized for the driver when you open it.

Open this box in 00 Simulator

Modelling the box in 00 Simulator…

Compare

Same-size drivers, compared with the 12NTLW2500. Clear differences are green when better and red when worse.

This driver12NTLW2500

Best price

–

60 Hz

Qts

0.38

Vas

45 L

17.4 T·m

Xmax

7.6 mm

Sensitivity

96 dB

Power

500 W

GRS12PT-8

£48.62

Fs35 Hz −42%

Qts0.39 –

Vas112.1 L +149%

BL17.4 T·m –

Xmax7.8 mm –

Sensitivity92.8 dB −3.2

PRV Audio12MB1000FT

£119.62

Fs53 Hz −12%

Qts0.37 –

Vas74.6 L +66%

BL16.5 T·m −5%

Xmax6.9 mm −10%

Sensitivity96.6 dB +0.6

Beyma12MCS500

£134.74

Fs57 Hz −5%

Qts0.36 −5%

Vas57 L +27%

BL17.6 T·m –

Xmax8 mm +5%

Sensitivity96.5 dB +0.5

CelestionCF1230BMB

£145.00

Fs43 Hz −28%

Qts0.38 –

Vas60.7 L +35%

BL18.4 T·m +6%

Xmax7 mm −8%

Sensitivity92.8 dB −3.2

Beyma12MC500

£150.88

Fs57 Hz −5%

Qts0.34 −11%

Vas57 L +27%

BL18.3 T·m +5%

Xmax8 mm +5%

Sensitivity96.8 dB +0.8

Sica12 SR 3 CP

£154.90

Fs37 Hz −38%

Qts0.40 +5%

Vas60.9 L +35%

BL16.6 T·m −5%

Xmax8 mm +5%

Sensitivity90.3 dB −5.7

FaitalPRO12RS550

£158.25

Fs42 Hz −30%

Qts0.37 –

Vas45.4 L –

BL20.5 T·m +18%

Xmax9.3 mm +22%

Sensitivity91.4 dB −4.6

B&C12FW88

£163.69

Fs53 Hz −12%

Qts0.33 −13%

Vas45.7 L –

BL19.5 T·m +12%

Xmax8 mm +5%

Sensitivity94.9 dB −1.1

EminenceOMEGA PRO-12-2KW-8

£172.05

Fs48 Hz −20%

Qts0.39 –

Vas49.5 L +10%

BL20.4 T·m +17%

Xmax7.1 mm −7%

Sensitivity93.4 dB −2.6

Eighteen Sound12W700

£179.00

Fs58 Hz −3%

Qts0.36 −5%

Vas55 L +22%

BL17.7 T·m –

Xmax6.5 mm −14%

Sensitivity96.7 dB +0.7

SB AudienceNERO-12MWN700D

£179.95

Fs53 Hz −12%

Qts0.38 –

Vas52.5 L +17%

BL17.9 T·m –

Xmax7.3 mm −4%

Sensitivity94.9 dB −1.1

Beyma12LX60V2

£184.93

Fs49 Hz −18%

Qts0.38 –

Vas43 L −4%

BL20 T·m +15%

Xmax9 mm +18%

Sensitivity93 dB −3

B&C12PLB100

£212.36

Fs50 Hz −17%

Qts0.37 –

Vas47 L +4%

BL18.4 T·m +6%

Xmax9 mm +18%

Sensitivity93.9 dB −2.1

Precision DevicesPD.124NR1

£219.00

Fs58 Hz −3%

Qts0.35 −8%

Vas49 L +9%

BL19.2 T·m +10%

Xmax8.5 mm +12%

Sensitivity96.2 dB –

Eighteen Sound12NW530

£228.40

Fs55 Hz −8%

Qts0.37 –

Vas36 L −20%

BL19.7 T·m +13%

Xmax8 mm +5%

Sensitivity94 dB −2

Eighteen Sound12NLW9300

£274.84

Fs47 Hz −22%

Qts0.42 +11%

Vas56 L +24%

BL17 T·m –

Xmax8 mm +5%

Sensitivity93.1 dB −2.9

Eighteen Sound12NTLW3500

£285.52

Fs53 Hz −12%

Qts0.33 −13%

Vas45 L –

BL19.5 T·m +12%

Xmax8.3 mm +9%

Sensitivity94.8 dB −1.2

Eighteen Sound12NTLS3500

£299.50

Fs41 Hz −32%

Qts0.41 +8%

Vas65 L +44%

BL17.8 T·m –

Xmax7.9 mm +4%

Sensitivity92.2 dB −3.8

FaitalPRO12HX240

£325.71

Fs56 Hz −7%

Qts0.37 –

Vas61.1 L +36%

BL16 T·m −8%

Xmax7.4 mm −3%

Sensitivity96.5 dB +0.5

FaitalPRO12HX500

£386.84

Fs55 Hz −8%

Qts0.37 –

Vas57.8 L +28%

BL17.4 T·m –

Xmax9.3 mm +22%

Sensitivity95.9 dB –

PeerlessNCP-1230R01-08

No current price

Fs63 Hz +5%

Qts0.37 –

Vas46.3 L –

BL18.1 T·m +4%

Xmax7.9 mm +4%

Sensitivity96.7 dB +0.7

Oberton12NMB35

No current price

Fs54 Hz −9%

Qts0.36 −5%

Vas54.3 L +21%

BL17 T·m –

Xmax6.8 mm −11%

Sensitivity95.7 dB –

CIAREHSB322

No current price

Fs36 Hz −40%

Qts0.37 –

Vas83 L +84%

BL17 T·m –

Xmax7.5 mm –

Sensitivity91.9 dB −4.1

Eighteen Sound12NW350

No current price

Fs54 Hz −10%

Qts0.34 −11%

Vas46 L –

BL19.2 T·m +10%

Xmax8.3 mm +9%

Sensitivity95.2 dB −0.8

CelestionCF1230F

No current price

Fs57 Hz −6%

Qts0.32 −17%

Vas49.6 L +10%

BL18.3 T·m +5%

Xmax7.5 mm –

Sensitivity96.2 dB –

CelestionTF1225CX

No current price

Fs64 Hz +6%

Qts0.36 −6%

Vas45.1 L –

BL17.5 T·m –

Xmax4.5 mm −41%

Sensitivity96.6 dB +0.6

P.Audio12FT-88MB

No current price

Fs48 Hz −20%

Qts0.37 –

Vas45.4 L –

BL19.1 T·m +10%

Xmax4.7 mm −38%

Sensitivity93.1 dB −2.9

PeerlessSDF-300F75PR03-04

No current price

Fs27 Hz −55%

Qts0.36 −5%

Vas45.5 L –

BL18.7 T·m +7%

Xmax25.2 mm +232%

Sensitivity85.9 dB −10.1

Eighteen Sound12LW801

No current price

Fs54 Hz −10%

Qts0.33 −13%

Vas41 L −9%

BL20.3 T·m +17%

Xmax8 mm +5%

Sensitivity94.8 dB −1.2

P.AudioE12-300S-V2

No current price

Fs57 Hz −5%

Qts0.40 +5%

Vas50.4 L +12%

BL17.1 T·m –

Xmax3.4 mm −55%

Sensitivity95.5 dB −0.5

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 25 Oct 2026 · 8 Ω · Source: inc VAT · 20%	£204.35		Back order	Visit shop at Lean Audio