Eighteen Sound design
2x15” front loaded subwoofer
- Drivers
- 15LW2400
- Power
- 2,400 W
15-inch LF driver · 1,200 W
Eighteen Sound 15LW2400 8Ω
40–2200 Hz
£270.47
SteadyLean Business · All 4 offers
- Fs
- 40Hz
- Xmax
- 10mm
- SPL
- 96dB
- Pe
- 1200W
- BL
- 24T·m
- Vd
- 850cm³
- Qts
- 0.30
- Vas
- 131L
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
frequency response
Frequency response
240 plotted pointsMedium confidence2,125 selected pixels of 2,443
Published graphs
Eighteen Sound 15LW2400 is a 15-inch 8 ohm LF driver rated at 1200 W RMS. The validated T/S data includes Fs 40 Hz, Qts 0.30, Vas 131 L, Xmax 10 mm, sensitivity 96.2 dB, plus 850 cm³ Vd and 125 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 £262.08.
The published T/S values agree with each other
Thiele/Small
- Fs
- 40Hz
- Qts
- 0.30
- Qes
- 0.32
- Qms
- 4.8
- Vas
- 131L
- Re
- 5.3Ω
- Le
- 1.25mH
Motor and cone
- BL
- 24T·m
- Sd
- 850cm²
- Mms
- 138g
- Xmax
- 10mm
- Vd †
- 850cm³
Power and response
- Sensitivity †
- 96.2dB
- Manufacturer sensitivity
- 97dB
- Power
- 1200W
- Nominal power
- 1200W
- Impedance
- 8Ω
- Range
- 40–2200Hz
- EBP †
- 125 · Leans vented
Size and mounting
- Diameter
- 393mm
- Cutout
- 354mm
- Bolt circle
- 371mm
- Depth
- 181mm
- Weight
- 11.2kg
Other published values
- Power Program
- 2400
† Calculated by bits from the published values
What this validation status means
Everything else Eighteen Sound lists
LF · Primary · 15″
- BL
- 24T·m
- Fs
- 40Hz
- Le
- 1.25mH
- Re
- 5.3Ω
- Sd
- 850cm²
- Mms
- 138g
- Qes
- 0.32
- Qms
- 4.8
- Qts
- 0.30
- SPL
- 96.2dB
- Vas
- 131L
- Xmax
- 10mm
- Power
- 1200W
- Impedance
- 8Ω
- Sensitivity
- 97dB
- Low limit
- 40Hz
- Nominal power
- 1200W
- Power Program
- 2400
- Calculated sensitivity †
- 96.2dB
- High limit
- 2200Hz
- Manufacturer sensitivity
- 97dB
- Weight
- 11.2kg
- Diameter
- 393mm
- Depth
- 181mm
- Cutout
- 354mm
- Bolt circle
- 371mm
02
Designs
Cabinets for the 15LW2400: a design and a suggested box from Eighteen Sound.
All 15LW2400 designsHow we find designsEighteen Sound’s design
From the maker, with plans to download
Eighteen Sound’s suggested box
From Eighteen Sound’s 15LW2400 page
- Net volume
- 110L
- Tuning
- 42Hz
Eighteen Sound gives the volume and tuning; the port is sized for the driver when you open it.
Modelling the box in 00 Simulator…
03
Compare
Same-size drivers, compared with the 15LW2400. Clear differences are green when better and red when worse.
This driver15LW2400
Best price
£262.08
Fs
40 Hz
Qts
0.30
Vas
131 L
BL
24 T·m
Xmax
10 mm
Sensitivity
96.2 dB
Power
1200 W
CelestionCF1540HD
£175.00 · 33% less, betterFs41 Hz –
Qts0.30 –
Vas108.3 L −17%, better
BL24.4 T·m –
Xmax10.5 mm +5%
Sensitivity95.6 dB −0.6
Precision DevicesPD.154C001
£219.00 · 16% less, betterFs45 Hz +13%, worse
Qts0.31 +4%
Vas128 L –
BL25.5 T·m +6%
Xmax8.2 mm −18%, worse
Sensitivity97.4 dB +1.2
B&C15TBX100
£225.00 · 14% less, betterFs35 Hz −13%, better
Qts0.28 −7%
Vas113 L −14%, better
BL25.5 T·m +6%
Xmax9 mm −10%, worse
Sensitivity94.1 dB −2.1, worse
Sica15 PF 3
£234.41 · 11% less, betterFs45 Hz +13%, worse
Qts0.31 +3%
Vas117.6 L −10%, better
BL21.9 T·m −9%
Xmax8 mm −20%, worse
Sensitivity97.1 dB +0.9
FaitalPRO15FX560
£245.00 · 7% less, betterFs38 Hz −5%
Qts0.30 –
Vas159 L +21%, worse
BL21.5 T·m −10%, worse
Xmax9.4 mm −6%
Sensitivity96.5 dB –
Oberton15XB1000
£250.00 · 5% lessFs37 Hz −7%
Qts0.28 −6%
Vas111.0 L −15%, better
BL25.6 T·m +7%
Xmax9 mm −10%, worse
Sensitivity94.9 dB −1.3
Eighteen Sound15LW1401
£254.65 · 3% lessFs42 Hz +5%
Qts0.27 −10%
Vas131 L –
BL24.2 T·m –
Xmax9 mm −10%, worse
Sensitivity97.4 dB +1.2
FaitalPRO15HP1020
£263.08 · Same priceFs40 Hz –
Qts0.27 −10%
Vas126.6 L −3%
BL24.2 T·m –
Xmax9 mm −10%, worse
Sensitivity96.6 dB –
B&C15NBX100
£267.25 · 2% moreFs36 Hz −10%, better
Qts0.29 −3%
Vas125 L −5%
BL25 T·m +4%
Xmax10 mm –
Sensitivity94.8 dB −1.4
FaitalPRO15FX600
£283.85 · 8% more, worseFs38 Hz −5%
Qts0.27 −10%
Vas128.3 L –
BL23.2 T·m −3%
Xmax11.3 mm +13%, better
Sensitivity96 dB –
Eighteen Sound15NLW9401
£288.50 · 10% more, worseFs39 Hz –
Qts0.26 −13%, better
Vas134 L –
BL25.4 T·m +6%
Xmax10 mm –
Sensitivity96.6 dB –
Sica15 S 4 PL
£300.59 · 15% more, worseFs40 Hz –
Qts0.32 +7%
Vas127.6 L –
BL22.5 T·m −6%
Xmax10 mm –
Sensitivity95.8 dB –
Sica15 K 4 PL
£305.62 · 17% more, worseFs47 Hz +16%, worse
Qts0.30 –
Vas102.3 L −22%, better
BL23.9 T·m –
Xmax8 mm −20%, worse
Sensitivity97.2 dB +1
BMS15S435
£317.34 · 21% more, worseFs38 Hz −5%
Qts0.28 −7%
Vas129 L –
BL24.4 T·m –
Xmax8 mm −20%, worse
Sensitivity95.9 dB –
Beyma15LEX1200ND
£320.84 · 22% more, worseFs36 Hz −10%, better
Qts0.30 –
Vas127 L −3%
BL26.4 T·m +10%
Xmax11 mm +10%, better
Sensitivity94.7 dB −1.5
BMS15N840
£360.08 · 37% more, worseFs36 Hz −11%, better
Qts0.30 –
Vas145.7 L +11%, worse
BL24.6 T·m –
Xmax11 mm +10%, better
Sensitivity95.2 dB −1
FaitalPRO15HX500
£426.19 · 63% more, worseFs40 Hz –
Qts0.28 −7%
Vas150.1 L +15%, worse
BL22.2 T·m −8%
Xmax9.4 mm −6%
Sensitivity97.2 dB +1
B&C15CXN88
£494.86 · 89% more, worseFs47 Hz +18%, worse
Qts0.30 –
Vas124 L −5%
BL20.1 T·m −16%, worse
Xmax9.5 mm −5%
Sensitivity98.2 dB +2, better
B&C15HTX100
£778.27 · 197% more, worseFs52 Hz +30%, worse
Qts0.29 −3%
Vas78 L −40%, better
BL27 T·m +13%, better
Xmax10 mm –
Sensitivity97.6 dB +1.4
BMS15N850V2
No current priceFs36 Hz −11%, better
Qts0.30 –
Vas145.7 L +11%, worse
BL24.6 T·m –
Xmax11 mm +10%, better
Sensitivity95.2 dB −1
Oberton15NXL701
No current priceFs43 Hz +8%
Qts0.30 –
Vas127.1 L –
BL21.7 T·m −10%
Xmax9.3 mm −8%
Sensitivity97.3 dB +1.1
CelestionFTR15-4080HDX
No current priceFs40 Hz –
Qts0.32 +7%
Vas111.2 L −15%, better
BL23.1 T·m −4%
Xmax10.1 mm –
Sensitivity95 dB −1.2
No photo
PHL Audio6201MND
No current priceFs36 Hz −10%, better
Qts0.27 −10%
Vas140 L +7%
BL25 T·m +4%
Xmax10.5 mm +5%
Sensitivity95.6 dB −0.6
Oberton15XB1200
No current priceFs40 Hz –
Qts0.31 –
Vas108.5 L −17%, better
BL23.9 T·m –
Xmax12 mm +20%, better
Sensitivity95.3 dB −0.9
Oberton15XB1201
No current priceFs40 Hz –
Qts0.31 –
Vas108.5 L −17%, better
BL23.9 T·m –
Xmax12 mm +20%, better
Sensitivity95.3 dB −0.9
Oberton15XL700
No current priceFs45 Hz +13%, worse
Qts0.28 −7%
Vas117.0 L −11%, better
BL23.1 T·m −4%
Xmax8.8 mm −13%, worse
Sensitivity97.8 dB +1.6
Oberton15XL701
No current priceFs45 Hz +13%, worse
Qts0.28 −7%
Vas117.0 L −11%, better
BL23.1 T·m −4%
Xmax8.8 mm −13%, worse
Sensitivity97.8 dB +1.6
Oberton15XB700
No current priceFs37 Hz −7%
Qts0.28 −6%
Vas111.0 L −15%, better
BL25.6 T·m +7%
Xmax9 mm −10%, worse
Sensitivity94.9 dB −1.3
Eighteen Sound15NTLW2500
No current priceFs45 Hz +13%, worse
Qts0.30 –
Vas143 L +9%
BL21.2 T·m −12%, worse
Xmax8 mm −20%, worse
Sensitivity98.3 dB +2.1, better
Precision DevicesPD.1550/2
No current priceFs46 Hz +15%, worse
Qts0.29 −3%
Vas126.4 L −4%
BL26.6 T·m +11%, better
Xmax8.2 mm −18%, worse
Sensitivity98.2 dB +2, better
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 Business | £270.47, the lowest price | Stock not listed | Visit shop at Lean Business | |
Lean Audio | £251.20 | Back order | Visit shop at Lean Audio |
Best price over time
Tracked since 1 Apr