B&C design · archived
S18AN
18" 2400W Subwoofer Enclosure - 18" Neo Subwoofer
- Drivers
- 18NW100, 8 Ω
- Power
- 2,400 W
Designed with the 8 Ω version.
18-inch LF driver · 18NW series · 100 mm voice coil · 1,199 W
B&C 18NW100 4Ω
35–1000 Hz
£268.99
5.9%Blue Aran · 4 in stock · All 7 offers
- Fs
- 30Hz
- Xmax
- 9mm
- SPL
- 95dB
- Pe
- 1199W
- BL
- 24.7T·m
- Vd
- 1089cm³
- Qts
- 0.27
- Vas
- 204L
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
free-air SPL
Frequency response
240 plotted pointsSource file SHA-256 90238489afe9…Medium confidence4,866 selected pixels of 6,288 - Trace datasheet-response-trace-poc/v2
free-air impedance
Impedance response
240 plotted pointsSource file SHA-256 90238489afe9…Medium confidence3,730 selected pixels of 3,730
Published graphs
B&C 18NW100 is an 18-inch 4 ohm LF driver rated at 1199 W RMS. The validated T/S data includes Fs 30 Hz, Qts 0.27, Vas 203.5 L, Xmax 9 mm, sensitivity 95 dB, plus 1089 cm³ Vd and 107 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 £234.88.
The published T/S values agree with each other
Thiele/Small
- Fs
- 30Hz
- Qts
- 0.27
- Qes
- 0.28
- Qms
- 6.2
- Vas
- 203.5L
- Re
- 3.7Ω
- Le
- 1.70mH
Motor and cone
- BL
- 24.7T·m
- Sd
- 1210cm²
- Mms
- 244g
- Xmax
- 9mm
- Vd †
- 1089cm³
- Voice coil
- 100mm
- Flux density
- 1.20T
Power and response
- Sensitivity †
- 95dB
- Manufacturer sensitivity
- 95dB
- Power
- 1199W
- Nominal power
- 1199W
- Impedance
- 4Ω
- Min. impedance
- 4.5Ω
- Range
- 35–1000Hz
- EBP †
- 107 · Leans vented
Size and mounting
- Diameter
- 460mm
- Cutout
- 422mm
- Bolt circle
- 440mm
- Depth
- 209mm
- Weight
- 9.1kg
† Calculated by bits from the published values
What this validation status means
Everything else B&C lists
LF
- BL
- 24.7T·m
- Fs
- 30Hz
- Le
- 1.70mH
- Re
- 3.7Ω
- Sd
- 1210cm²
- Mms
- 244g
- Qes
- 0.28
- Qms
- 6.2
- Qts
- 0.27
- SPL
- 95dB
- Vas
- 203.5L
- Xmax
- 9mm
- Power
- 1199W
- Impedance
- 4Ω
- Flux density
- 1.20T
- Sensitivity
- 95dB
- Low limit
- 35Hz
- Nominal power
- 1199W
- Calculated sensitivity †
- 95dB
- High limit
- 1000Hz
- Manufacturer sensitivity
- 95dB
- Min. impedance
- 4.5Ω
- Voice coil
- 100mm
- Weight
- 9.1kg
- Diameter
- 460mm
- Depth
- 209mm
- Cutout
- 422mm
- Bolt circle
- 440mm
- Bl
- 24.7 Tm
- Fs
- 30 Hz
- Le
- 1.7 mH
- Re
- 3.7 Ω
- Sd
- 1210 cm² (187.6 in²)
- Ebp
- 107 Hz
- Mms
- 244 g
- Qes
- 0.28
- Qms
- 6.2
- Qts
- 0.27
- Vas
- 203.5 dm³ (7.19 ft³)
- Η0
- 1.95 %
- Cone
- RCK18NW1004
- Xmax
- 9 mm
- Xvar
- 11 mm
- Depth
- 209 mm (8.2 in)
- Spider
- Double Silicone
- Cone shape
- Radial
- Net weight
- 9.05 kg (19.95 lb)
- Pole design
- T-Pole
- Sensitivity
- 95 dB
- Flux density
- 1.2 T
- Shipping box
- 500x495x275 mm (19.69x19.49x10.83 in)
- Winding depth
- 25 mm (1 in)
- Surround shape
- Triple Roll
- Former material
- Glass Fibre
- Frequency range
- 35 Hz - 1000 Hz
- Magnet material
- Neodymium Inside Slug
- Shipping weight
- 10.65 kg (23.48 lb)
- Nominal diameter
- 460 mm (18 in)
- Overall diameter
- 460 mm (18 in)
- Winding material
- Copper
- Minimum impedance
- 4.5 Ω
- Nominal impedance
- 4 Ω
- Magnetic gap depth
- 12 mm (0.5 in)
- Recommended tuning
- 37 Hz
- Voice coil diameter
- 100 mm (4 in)
- Bolt circle diameter
- 440 mm (17.3 in)
- Recommended enclosure
- 160 dm³ (5.65 ft³)
- Woofer cone treatment
- TWP Waterproof Both Sides
- Baffle cutout diameter
- 422 mm (16.6 in)
- Nominal power handling
- 1199 W
- Continuous power handling
- 2400 W
- Flange and gasket thickness
- 16 mm (0.62 in)
- Air volume occupied by driver
- 8.5 dm³ (0.3 ft³)
02
Designs
Cabinets for the 18NW100: three designs and a suggested box from B&C, and plans builders have published.
All 18NW100 designsHow we find designsB&C’s designs
From the maker, with plans to download
B&C design · archived
S18HN
18" 2400W Horn Loaded Subwoofer Enclosure - 18" Neo Subwoofer
- Drivers
- 18NW100, 8 Ω
- Power
- 2,400 W
Designed with the 8 Ω version.
B&C design · archived
S218AN
18" 4800W Subwoofer Enclosure - 2 x 18" Neo Subwoofer
- Drivers
- 18NW100, 8 Ω
- Power
- 4,800 W
Designed with the 8 Ω version.
B&C’s suggested box
From B&C’s 18NW100 page
- Net volume
- 160L
- Tuning
- 37Hz
B&C 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 18NW100. Clear differences are green when better and red when worse.
This driver18NW100
Best price
£234.88
Fs
30 Hz
Qts
0.27
Vas
203.5 L
BL
24.7 T·m
Xmax
9 mm
Sensitivity
95 dB
Power
1199 W
B&C18PS76
£163.07 · 31% less, betterFs39 Hz +30%, worse
Qts0.27 –
Vas207 L –
BL25.8 T·m +4%
Xmax7 mm −22%, worse
Sensitivity98.3 dB +3.3, better
CelestionFTR18-4080FD
£219.38 · 7% less, betterFs25 Hz −16%, better
Qts0.29 +6%
Vas408.7 L +101%, worse
BL22.8 T·m −8%
Xmax8.5 mm −6%
Sensitivity95.4 dB –
B&C18TBX100
£235.28 · Same priceFs30 Hz –
Qts0.31 +15%, worse
Vas256 L +26%, worse
BL22 T·m −11%, worse
Xmax9 mm –
Sensitivity95.2 dB –
B&C18PZB100
£238.00 · 1% moreFs38 Hz +27%, worse
Qts0.28 +4%
Vas164 L −19%, better
BL25 T·m –
Xmax8 mm −11%, worse
Sensitivity96.9 dB +1.9
Beyma18P1000FEV2S
£249.00 · 6% more, worseFs33 Hz +10%, worse
Qts0.32 +19%, worse
Vas230 L +13%, worse
BL26.8 T·m +9%
Xmax8 mm −11%, worse
Sensitivity96 dB +1
RCFLF18G401
£252.42 · 7% more, worseFs33 Hz +10%, worse
Qts0.29 +7%
Vas268 L +32%, worse
BL24.6 T·m –
Xmax9 mm –
Sensitivity97.1 dB +2.1, better
FaitalPRO18HP1022
£266.26 · 13% more, worseFs35 Hz +17%, worse
Qts0.30 +11%, worse
Vas204.9 L –
BL28 T·m +13%, better
Xmax9.5 mm +6%
Sensitivity96.6 dB +1.6
Eighteen Sound18LW1400
£266.74 · 14% more, worseFs33 Hz +10%, worse
Qts0.32 +19%, worse
Vas210 L +3%
BL22.1 T·m −11%, worse
Xmax9 mm –
Sensitivity95.5 dB +0.5
Beyma18PW1400FE
£273.68 · 17% more, worseFs32 Hz +7%
Qts0.27 –
Vas228.9 L +12%, worse
BL29 T·m +17%, better
Xmax10 mm +11%, better
Sensitivity96.3 dB +1.3
RCFL18P400
£289.00 · 23% more, worseFs29 Hz −3%
Qts0.28 +4%
Vas340 L +67%, worse
BL24.6 T·m –
Xmax9 mm –
Sensitivity96.6 dB +1.6
Eighteen Sound18LW2600
£297.25 · 27% more, worseFs30 Hz –
Qts0.28 +4%
Vas186 L −9%
BL23.4 T·m −5%
Xmax14 mm +56%, better
Sensitivity94.4 dB −0.6
REDCATT18NPW
£347.48 · 48% more, worseFs36 Hz +20%, worse
Qts0.28 –
Vas211.5 L +4%
BL27.3 T·m +11%, better
Xmax4.8 mm −46%, worse
Sensitivity97.5 dB +2.5, better
RCFLF18N401
£359.21 · 53% more, worseFs32 Hz +7%
Qts0.26 −4%
Vas257 L +26%, worse
BL27.8 T·m +13%, better
Xmax9 mm –
Sensitivity97 dB +2, better
RCFLF18X451
£360.00 · 53% more, worseFs30 Hz –
Qts0.28 +4%
Vas220 L +8%
BL30.5 T·m +23%, better
Xmax14 mm +56%, better
Sensitivity95.1 dB –
Eighteen Sound18NLW4100
£371.77 · 58% more, worseFs29 Hz −3%
Qts0.27 –
Vas207 L –
BL22.8 T·m −8%
Xmax15 mm +67%, better
Sensitivity94.6 dB –
RCFLF18N451
£375.00 · 60% more, worseFs31 Hz +3%
Qts0.24 −11%, better
Vas245 L +20%, worse
BL30.2 T·m +22%, better
Xmax9 mm –
Sensitivity96.7 dB +1.7
FaitalPRO18XL2000
£420.00 · 79% more, worseFs28 Hz −7%
Qts0.27 –
Vas232.1 L +14%, worse
BL30.8 T·m +25%, better
Xmax16.3 mm +81%, better
Sensitivity94.6 dB –
Eighteen Sound18NLW9601
£543.41 · 131% more, worseFs38 Hz +27%, worse
Qts0.28 +4%
Vas111 L −45%, better
BL25 T·m –
Xmax14 mm +56%, better
Sensitivity95.3 dB –
Oberton18B500
No current priceFs35 Hz +16%, worse
Qts0.28 –
Vas243.9 L +20%, worse
BL24.1 T·m –
Xmax8.8 mm –
Sensitivity97.7 dB +2.7, better
Eighteen Sound18LW1251
No current priceFs35 Hz +17%, worse
Qts0.27 –
Vas268 L +32%, worse
BL23.6 T·m −4%
Xmax9 mm –
Sensitivity98.2 dB +3.2, better
Oberton18FBR700
No current priceFs36 Hz +19%, worse
Qts0.27 –
Vas231.3 L +14%, worse
BL25.2 T·m –
Xmax8 mm −11%, worse
Sensitivity97.8 dB +2.8, better
RCFLF18G908
No current priceFs33 Hz +10%, worse
Qts0.29 +7%
Vas268 L +32%, worse
BL24.6 T·m –
Xmax9 mm –
Sensitivity97.1 dB +2.1, better
Oberton18XB700
No current priceFs36 Hz +20%, worse
Qts0.30 +13%, worse
Vas183.2 L −10%
BL26.1 T·m +6%
Xmax9 mm –
Sensitivity96.4 dB +1.4
FaneCOLOSSUS 18-800N
No current priceFs38 Hz +27%, worse
Qts0.31 +13%, worse
Vas217 L +7%
BL24 T·m –
Xmax8 mm −11%, worse
Sensitivity97.7 dB +2.7, better
CIAREPW455
No current priceFs35 Hz +17%, worse
Qts0.24 −11%, better
Vas236 L +16%, worse
BL21.8 T·m −12%, worse
Xmax8.5 mm −6%
Sensitivity98.3 dB +3.3, better
Precision DevicesPD.184NR1
No current priceFs38 Hz +27%, worse
Qts0.27 –
Vas102 L −50%, better
BL29.5 T·m +19%, better
Xmax8.5 mm −6%
Sensitivity94.9 dB –
Eighteen Sound18W2001
No current priceFs37 Hz +23%, worse
Qts0.25 −7%
Vas230 L +13%, worse
BL27.1 T·m +10%
Xmax7 mm −22%, worse
Sensitivity98.5 dB +3.5, better
Oberton18NXB700
No current priceFs36 Hz +21%, worse
Qts0.31 +16%, worse
Vas155.5 L −24%, better
BL27.8 T·m +13%, better
Xmax9 mm –
Sensitivity95.6 dB +0.6
Eighteen Sound18LW2420
No current priceFs34 Hz +13%, worse
Qts0.31 +15%, worse
Vas208 L –
BL20.2 T·m −18%, worse
Xmax10 mm +11%, better
Sensitivity96.1 dB +1.1
Eighteen Sound18W2000
No current priceFs37 Hz +23%, worse
Qts0.25 −7%
Vas230 L +13%, worse
BL27.1 T·m +10%
Xmax–
Sensitivity98.5 dB +3.5, better
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
- Parts Express3.7 out of 53 ratings · Checked 25 Oct 2026Read reviews on Parts Express
Each shop collects its own ratings. Bits shows them as published and doesn't verify them.
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
Blue Aran | £268.99, the lowest price | 4 in stock | Visit shop at Blue Aran | |
JP Leisure Not currently listed · Last seen 7 Aug 2026 | £285.72 | 6.2% above the lowest price | In stock | Visit shop at JP Leisure |
JP Leisure | £285.72 | 6.2% above the lowest price | In stock | Visit shop at JP Leisure |
Audio Video Parts Import VAT and duty may apply | £234.88 | In stock | Visit shop at Audio Video Parts | |
Parts Express Import VAT and duty may apply | £342.68 | 27% above the lowest price | 3 in stock | Visit shop at Parts Express |
Best price over time
Tracked since 1 Apr
Recent changes
- 7 OctBlue Aran£277.00 → £268.99Down 2.9% from £277.00
- 23 JunJP Leisure£277.01 → £285.72Up 3.1% from £277.01
- 5 JunBlue Aran£235.00 → £277.00Up 18% from £235.00