- Net volume
- 200L
- Tuning
- 37Hz
Eighteen Sound gives the volume and tuning; the port is sized for the driver when you open it.
18-inch LF driver · 1,800 W
Eighteen Sound 18NLW4500 8Ω
30–1000 Hz
£485.58
SteadyLean Business · All 4 offers
- Fs
- 35Hz
- Xmax
- 15.3mm
- SPL
- 95dB
- Pe
- 1800W
- BL
- 30.3T·m
- Vd
- 1874cm³
- Qts
- 0.33
- Vas
- 151L
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/v1
frequency response
Frequency response
240 plotted pointsMedium confidence470 selected pixels of 470 - Trace datasheet-response-trace-poc/v1
impedance
Impedance response
240 plotted pointsMedium confidence567 selected pixels of 567
Published graphs
Eighteen Sound 18NLW4500 is an 18-inch 8 ohm LF driver rated at 1800 W RMS. The validated T/S data includes Fs 35 Hz, Qts 0.33, Vas 151 L, Xmax 15.3 mm, sensitivity 94.8 dB, plus 1874 cm³ Vd and 103 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 £468.89.
The published T/S values agree with each other
Thiele/Small
- Fs
- 35Hz
- Qts
- 0.33
- Qes
- 0.34
- Qms
- 9.7
- Vas
- 151L
- Re
- 5Ω
- Le
- 2mH
Motor and cone
- BL
- 30.3T·m
- Sd
- 1225cm²
- Mms
- 286g
- Xmax
- 15.3mm
- Vd †
- 1874cm³
Power and response
- Sensitivity †
- 94.8dB
- Manufacturer sensitivity
- 97dB
- Power
- 1800W
- Nominal power
- 1800W
- Impedance
- 8Ω
- Range
- 30–1000Hz
- EBP †
- 103 · Leans vented
Size and mounting
- Diameter
- 462mm
- Cutout
- 422mm
- Bolt circle
- 440mm
- Depth
- 233mm
- Weight
- 12kg
Other published values
- Power Program
- 3600
Sensitivity shows 94.8 dB, calculated from the T/S values. Eighteen Sound publishes 97.0 dB, 2.2 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else Eighteen Sound lists
LF · Primary · 18″
- BL
- 30.3T·m
- Fs
- 35Hz
- Le
- 2mH
- Re
- 5Ω
- Sd
- 1225cm²
- Mms
- 286g
- Qes
- 0.34
- Qms
- 9.7
- Qts
- 0.33
- SPL
- 94.8dB
- Vas
- 151L
- Xmax
- 15.3mm
- Power
- 1800W
- Impedance
- 8Ω
- Sensitivity
- 97dB
- Low limit
- 30Hz
- Nominal power
- 1800W
- Power Program
- 3600
- Calculated sensitivity †
- 94.8dB
- High limit
- 1000Hz
- Manufacturer sensitivity
- 97dB
- Weight
- 12kg
- Diameter
- 462mm
- Depth
- 233mm
- Cutout
- 422mm
- Bolt circle
- 440mm
02
Designs
What Eighteen Sound suggests for the 18NLW4500. No published designs name it yet.
How we find designsEighteen Sound’s suggested box
From Eighteen Sound’s 18NLW4500 page
Open this box in 00 Simulator
Modelling the box in 00 Simulator…
03
Compare
Same-size drivers, compared with the 18NLW4500. Clear differences are green when better and red when worse.
This driver18NLW4500
Best price
£468.89
Fs
35 Hz
Qts
0.33
Vas
151 L
BL
30.3 T·m
Xmax
15.3 mm
Sensitivity
94.8 dB
Power
1800 W
Oberton18XB1301DS
£284.15 · 39% less, betterFs36 Hz –
Qts0.30 −8%
Vas172.9 L +15%, worse
BL26.9 T·m −11%, worse
Xmax12 mm −22%, worse
Sensitivity96 dB +1.2
Eighteen Sound18LW2600
£297.25 · 37% less, betterFs31 Hz −11%, better
Qts0.29 −12%, better
Vas187 L +24%, worse
BL31 T·m –
Xmax14.8 mm −3%
Sensitivity94.7 dB –
RCFLF18N405
£325.54 · 31% less, betterFs30 Hz −14%, better
Qts0.32 −3%
Vas227 L +50%, worse
BL26.5 T·m −13%, worse
Xmax14 mm −8%
Sensitivity94.6 dB –
SB AudienceNERO-18SW1100D
£334.88 · 29% less, betterFs36 Hz –
Qts0.33 –
Vas153.1 L –
BL30.9 T·m –
Xmax12.2 mm −20%, worse
Sensitivity95.3 dB +0.5
B&C18DS100
£355.00 · 24% less, betterFs34 Hz –
Qts0.29 −12%, better
Vas155 L –
BL30 T·m –
Xmax14.5 mm −5%
Sensitivity95.1 dB –
RCFLF18X451
£360.00 · 23% less, betterFs30 Hz −14%, better
Qts0.28 −15%, better
Vas220 L +46%, worse
BL30.5 T·m –
Xmax14 mm −8%
Sensitivity95.1 dB –
Eighteen Sound18NLW4100
£371.77 · 21% less, betterFs31 Hz −11%, better
Qts0.34 +3%
Vas180 L +19%, worse
BL29 T·m −4%
Xmax15 mm –
Sensitivity93.9 dB −0.9
CelestionTSQ1845
£380.98 · 19% less, betterFs35 Hz –
Qts0.29 −12%, better
Vas119.3 L −21%, better
BL33.8 T·m +12%, better
Xmax15 mm –
Sensitivity94.3 dB −0.5
Precision DevicesPD.1852/2
£397.00 · 15% less, betterFs42 Hz +20%, worse
Qts0.33 –
Vas120.4 L −20%, better
BL30.5 T·m –
Xmax12 mm −22%, worse
Sensitivity96.2 dB +1.4
CelestionCF18VJD
£399.00 · 15% less, betterFs35 Hz –
Qts0.31 −6%
Vas145.8 L −3%
BL32.6 T·m +8%
Xmax12 mm −22%, worse
Sensitivity94.6 dB –
B&C18SW115
£430.38 · 8% less, betterFs32 Hz −9%
Qts0.30 −9%
Vas187 L +24%, worse
BL30.3 T·m –
Xmax14 mm −8%
Sensitivity94.9 dB –
FaitalPRO18XL1700
£469.00 · Same priceFs28 Hz −20%, better
Qts0.28 −15%, better
Vas227 L +50%, worse
BL30.5 T·m –
Xmax16.2 mm +6%
Sensitivity94.4 dB –
Eighteen Sound18NLW9601
£543.41 · 16% more, worseFs39 Hz +11%, worse
Qts0.28 −15%, better
Vas120 L −21%, better
BL31 T·m –
Xmax14 mm −8%
Sensitivity95.8 dB +1
Eighteen Sound18NTLW5000
£550.00 · 17% more, worseFs32 Hz −9%
Qts0.32 −3%
Vas176 L +17%, worse
BL31.3 T·m +3%
Xmax17.5 mm +14%, better
Sensitivity94.5 dB –
Eighteen Sound18NLW9000
£550.00 · 17% more, worseFs34 Hz –
Qts0.31 −6%
Vas206 L +36%, worse
BL28 T·m −8%
Xmax14 mm −8%
Sensitivity96.1 dB +1.3
Eighteen Sound18NTLS5000
£665.00 · 42% more, worseFs37 Hz +6%
Qts0.33 –
Vas75 L −50%, better
BL30.7 T·m –
Xmax17.8 mm +16%, better
Sensitivity92.4 dB −2.4, worse
B&C18HTX100
£809.86 · 73% more, worseFs44 Hz +26%, worse
Qts0.32 −3%
Vas173 L +15%, worse
BL26.3 T·m −13%, worse
Xmax13 mm −15%, worse
Sensitivity98.4 dB +3.6, better
Eighteen Sound18LW2500
No current priceFs34 Hz –
Qts0.33 –
Vas135 L −11%, better
BL30 T·m –
Xmax15 mm –
Sensitivity94 dB −0.8
Eighteen Sound18NLW4000
No current priceFs34 Hz –
Qts0.33 –
Vas135 L −11%, better
BL30 T·m –
Xmax15 mm –
Sensitivity94 dB −0.8
No photo
Precision DevicesPD.1845-1N
No current priceFs34 Hz –
Qts0.32 –
Vas179.0 L +19%, worse
BL26.4 T·m −13%, worse
Xmax16 mm +5%
Sensitivity95.3 dB +0.5
Oberton18NXB1600
No current priceFs32 Hz −8%
Qts0.30 −8%
Vas173.1 L +15%, worse
BL29.6 T·m –
Xmax13.5 mm −12%, worse
Sensitivity94.5 dB –
RCFLF18N408
No current priceFs30 Hz −14%, better
Qts0.33 –
Vas193 L +28%, worse
BL25.7 T·m −15%, worse
Xmax15 mm –
Sensitivity93.6 dB −1.2
Eighteen Sound18NLW9601C
No current priceFs38 Hz +9%
Qts0.34 +3%
Vas99 L −34%, better
BL31.7 T·m +5%
Xmax14 mm −8%
Sensitivity93.8 dB −1
Oberton18NXB1601
No current priceFs35 Hz –
Qts0.29 −13%, better
Vas146.2 L −3%
BL30.5 T·m –
Xmax12.5 mm −18%, worse
Sensitivity95.1 dB –
Oberton18NXB700
No current priceFs36 Hz +4%
Qts0.31 −5%
Vas155.5 L –
BL27.8 T·m −8%
Xmax9 mm −41%, worse
Sensitivity95.6 dB +0.8
Oberton18XB1201
No current priceFs38 Hz +9%
Qts0.32 −4%
Vas159.4 L +6%
BL26.7 T·m −12%, worse
Xmax10.5 mm −31%, worse
Sensitivity96.3 dB +1.5
REDCATT186FIND
No current priceFs33 Hz −6%
Qts0.35 +6%
Vas174.2 L +15%, worse
BL30.2 T·m –
Xmax8.4 mm −45%, worse
Sensitivity94.4 dB –
VAS Audio18-1700FC
No current priceFs33 Hz −6%
Qts0.29 −11%, better
Vas181 L +20%, worse
BL33 T·m +9%
Xmax13.5 mm −12%, worse
Sensitivity95.4 dB +0.6
Oberton18NXB1200
No current priceFs36 Hz –
Qts0.28 −15%, better
Vas159.6 L +6%
BL29.4 T·m −3%
Xmax11.5 mm −25%, worse
Sensitivity96 dB +1.2
VAS Audio18-1700NC
No current priceFs32 Hz −9%
Qts0.28 −15%, better
Vas178 L +18%, worse
BL34.4 T·m +14%, better
Xmax13.5 mm −12%, worse
Sensitivity95.1 dB –
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 | £485.58, the lowest price | Stock not listed | Visit shop at Lean Business | |
Lean Audio | £485.58 | 2 in stock | Visit shop at Lean Audio |
Best price over time
Tracked since 1 Apr