Eighteen Sound design
2x15” front loaded subwoofer
- Drivers
- 15LW2400
- Power
- 2,400 W
15-inch LF driver · 1,200 W
Eighteen Sound 15LW2400 4Ω
40–2200 Hz
£254.95
SteadyLean Audio · In stock · All 4 offers
- Fs
- 34Hz
- Xmax
- 9.5mm
- SPL
- 97dB
- Pe
- 1200W
- BL
- 18T·m
- Vd
- 808cm³
- Qts
- 0.23
- Vas
- 191L
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 2 traces
These plotted lines are Bits digitizations of manufacturer evidence, not new measurements. How provenance works
- Trace datasheet-response-trace-poc/v2
frequency response
Frequency response
240 plotted pointsSource file SHA-256 e1ca41910a9c…Medium confidence831 selected pixels of 2,483 - Trace datasheet-response-trace-poc/v2
impedance
Impedance response
240 plotted pointsSource file SHA-256 e1ca41910a9c…Medium confidence1,920 selected pixels of 2,300
Published graphs
Eighteen Sound 15LW2400 is a 15-inch 4 ohm LF driver rated at 1200 W RMS. The validated T/S data includes Fs 34 Hz, Qts 0.23, Vas 191 L, Xmax 9.5 mm, sensitivity 97 dB, plus 808 cm³ Vd and 142 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 £254.95.
The published T/S values agree with each other
Thiele/Small
- Fs
- 34Hz
- Qts
- 0.23
- Qes
- 0.24
- Qms
- 4.2
- Vas
- 191L
- Re
- 2.7Ω
- Le
- 0.79mH
Motor and cone
- BL
- 18T·m
- Sd
- 850cm²
- Mms
- 135g
- Xmax
- 9.5mm
- Vd †
- 808cm³
Power and response
- Sensitivity †
- 97dB
- Manufacturer sensitivity
- 97dB
- Power
- 1200W
- Nominal power
- 1200W
- Impedance
- 4Ω
- Range
- 40–2200Hz
- EBP †
- 142 · 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
- 18T·m
- Fs
- 34Hz
- Le
- 0.79mH
- Re
- 2.7Ω
- Sd
- 850cm²
- Mms
- 135g
- Qes
- 0.24
- Qms
- 4.2
- Qts
- 0.23
- SPL
- 97dB
- Vas
- 191L
- Xmax
- 9.5mm
- Power
- 1200W
- Impedance
- 4Ω
- Sensitivity
- 97dB
- Low limit
- 40Hz
- Nominal power
- 1200W
- Power Program
- 2400
- Calculated sensitivity †
- 97dB
- 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
- 38Hz
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
£254.95
Fs
34 Hz
Qts
0.23
Vas
191 L
BL
18 T·m
Xmax
9.5 mm
Sensitivity
97 dB
Power
1200 W
B&C15CL76
£124.79 · 51% less, betterFs42 Hz +24%, worse
Qts0.25 +9%
Vas140 L −27%, better
BL19.1 T·m +6%
Xmax7 mm −26%, worse
Sensitivity97.9 dB +0.9
B&C15NDL76
£174.68 · 31% less, betterFs37 Hz +9%
Qts0.22 −4%
Vas195 L –
BL22.5 T·m +25%, better
Xmax7 mm −26%, worse
Sensitivity98.2 dB +1.2
Eighteen Sound15W930
£193.05 · 24% less, betterFs33 Hz –
Qts0.22 −4%
Vas240 L +26%, worse
BL22.1 T·m +23%, better
Xmax7.5 mm −21%, worse
Sensitivity97.8 dB +0.8
FaitalPRO15FH510
£198.91 · 22% less, betterFs35 Hz –
Qts0.26 +13%, worse
Vas191.8 L –
BL21 T·m +17%, better
Xmax9.3 mm –
Sensitivity96.9 dB –
FaitalPRO15FH500
£213.12 · 16% less, betterFs33 Hz –
Qts0.28 +22%, worse
Vas209.5 L +10%
BL16.2 T·m −10%, worse
Xmax9.4 mm –
Sensitivity96.2 dB −0.8
Eighteen Sound15ND930
£233.35 · 8% less, betterFs35 Hz –
Qts0.24 +4%
Vas182 L −5%
BL17 T·m −6%
Xmax7.5 mm −21%, worse
Sensitivity97.1 dB –
B&C15NW76
£233.82 · 8% less, betterFs39 Hz +15%, worse
Qts0.21 −9%
Vas143 L −25%, better
BL20.6 T·m +15%, better
Xmax8 mm −16%, worse
Sensitivity98.1 dB +1.1
RCFLF15G401
£238.26 · 7% less, betterFs36 Hz +6%
Qts0.26 +13%, worse
Vas150 L −21%, better
BL24.6 T·m +37%, better
Xmax9 mm −5%
Sensitivity96.2 dB −0.8
Eighteen Sound15LW1401
£254.65 · Same priceFs39 Hz +15%, worse
Qts0.26 +13%, worse
Vas127 L −34%, better
BL22 T·m +22%, better
Xmax9 mm −5%
Sensitivity96.5 dB −0.5
B&C15NW100
£259.00 · 2% moreFs34 Hz –
Qts0.23 –
Vas126.1 L −34%, better
BL24.5 T·m +36%, better
Xmax9 mm −5%
Sensitivity95.4 dB −1.6
Eighteen Sound15NLW9401
£288.50 · 13% more, worseFs40 Hz +18%, worse
Qts0.25 +9%
Vas114 L −40%, better
BL20 T·m +11%, better
Xmax10 mm +5%
Sensitivity96.5 dB −0.5
RCFMB15N351
£297.00 · 16% more, worseFs42 Hz +24%, worse
Qts0.22 −4%
Vas191 L –
BL22.5 T·m +25%, better
Xmax6 mm −37%, worse
Sensitivity99.7 dB +2.7, better
Eighteen Sound15LW1500
£313.00 · 23% more, worseFs34 Hz –
Qts0.28 +22%, worse
Vas195 L –
BL22.1 T·m +23%, better
Xmax9 mm −5%
Sensitivity96.2 dB −0.8
Beyma15P80ND
£325.91 · 28% more, worseFs39 Hz +15%, worse
Qts0.21 −9%
Vas184 L −4%
BL23.8 T·m +32%, better
Xmax7.5 mm −21%, worse
Sensitivity99 dB +2, better
RCFLF15N401
£329.00 · 29% more, worseFs34 Hz –
Qts0.22 −4%
Vas160 L −16%, better
BL27.8 T·m +54%, better
Xmax9 mm −5%
Sensitivity96.4 dB −0.6
Eighteen Sound15NLW9500
£376.10 · 48% more, worseFs34 Hz –
Qts0.29 +26%, worse
Vas147.5 L −23%, better
BL18.2 T·m –
Xmax9 mm −5%
Sensitivity94.9 dB −2.1, worse
Scanspeak38WE/8582T00
£1,170.04 · 359% more, worseFs26 Hz −24%, better
Qts0.24 +4%
Vas423 L +121%, worse
BL18.7 T·m +4%
Xmax10.2 mm +7%
Sensitivity96.6 dB –
Eighteen Sound15ND940
No current priceFs39 Hz +15%, worse
Qts0.26 +13%, worse
Vas170 L −11%, better
BL16.6 T·m −8%
Xmax9.5 mm –
Sensitivity97.8 dB +0.8
CelestionCF1540F
No current priceFs29 Hz −14%, better
Qts0.23 –
Vas227.9 L +19%, worse
BL23.1 T·m +29%, better
Xmax8.6 mm −9%
Sensitivity95.7 dB −1.3
Audio Technology15 E 102 25 10
No current priceFs18 Hz −47%, better
Qts0.22 −4%
Vas600 L +214%, worse
BL18.3 T·m –
Xmax8.6 mm −9%
Sensitivity93.3 dB −3.7, worse
Precision DevicesPD.153C001
No current priceFs38 Hz +12%, worse
Qts0.22 −3%
Vas196 L –
BL24.2 T·m +34%, better
Xmax7.7 mm −19%, worse
Sensitivity98.7 dB +1.7
Oberton15PD600
No current priceFs38 Hz +12%, worse
Qts0.23 –
Vas133.3 L −30%, better
BL28.7 T·m +59%, better
Xmax8.5 mm −11%, worse
Sensitivity97.1 dB –
Oberton15PD601
No current priceFs38 Hz +12%, worse
Qts0.23 –
Vas133.3 L −30%, better
BL28.7 T·m +59%, better
Xmax8.5 mm −11%, worse
Sensitivity97.1 dB –
PeerlessFSL-1530R01-08
No current priceFs41 Hz +21%, worse
Qts0.24 +4%
Vas180 L −6%
BL21.8 T·m +21%, better
Xmax4.7 mm −51%, worse
Sensitivity99 dB +2, better
No photo
PHL Audio6031M
No current priceFs39 Hz +15%, worse
Qts0.23 –
Vas124 L −35%, better
BL29 T·m +61%, better
Xmax8.5 mm −11%, worse
Sensitivity96.7 dB –
CelestionFTR15-4080F
No current priceFs38 Hz +12%, worse
Qts0.25 +8%
Vas163.1 L −15%, better
BL23.5 T·m +31%, better
Xmax8.5 mm −11%, worse
Sensitivity97.2 dB –
No photo
PHL Audio6121M-20
No current priceFs39 Hz +15%, worse
Qts0.24 +4%
Vas119.7 L −37%, better
BL29 T·m +61%, better
Xmax8.5 mm −11%, worse
Sensitivity96.6 dB –
Eighteen Sound15ND840
No current priceFs43 Hz +26%, worse
Qts0.37 +61%, worse
Vas163 L −15%, better
BL17.9 T·m –
Xmax9.5 mm –
Sensitivity97.2 dB –
Eighteen Sound15MB650
No current priceFs40 Hz +18%, worse
Qts0.26 +13%, worse
Vas210 L +10%
BL20 T·m +11%, better
Xmax4 mm −58%, worse
Sensitivity99 dB +2, better
Precision DevicesPD.153C002
No current priceFs38 Hz +12%, worse
Qts0.25 +8%
Vas263 L +38%, worse
BL18.9 T·m +5%
Xmax6.8 mm −29%, worse
Sensitivity99.4 dB +2.4, 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 Audio | £254.95, the lowest price | In stock | Visit shop at Lean Audio | |
Lean Business | £254.95 | Stock not listed | Visit shop at Lean Business |
Best price over time
Tracked since 1 Apr