B&C design
215-DCX
High SPL – Full Range Speaker
- Drivers
- 2 × 15SW100, 8 Ω
Designed with the 8 Ω version.
15-inch LF driver · 15SW series · 100 mm voice coil · 1,500 W
B&C 15SW100 4Ω
40–1500 Hz
£329.84
SteadyJP Leisure · In stock · All 7 offers
- Fs
- 37Hz
- Xmax
- 12.5mm
- SPL
- 94dB
- Pe
- 1500W
- BL
- 22.1T·m
- Vd
- 1069cm³
- Qts
- 0.28
- Vas
- 100L
Published graphs
B&C 15SW100 is a 15-inch 4 ohm LF driver rated at 1500 W RMS. The validated T/S data includes Fs 37 Hz, Qts 0.28, Vas 99.5 L, Xmax 12.5 mm, sensitivity 94.4 dB, plus 1069 cm³ Vd and 128 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 £321.00.
The published T/S values agree with each other
Thiele/Small
- Fs
- 37Hz
- Qts
- 0.28
- Qes
- 0.29
- Qms
- 5.3
- Vas
- 99.5L
- Re
- 3.2Ω
- Le
- 1.48mH
Motor and cone
- BL
- 22.1T·m
- Sd
- 855cm²
- Mms
- 193g
- Xmax
- 12.5mm
- Vd †
- 1069cm³
- Voice coil
- 100mm
- Flux density
- 1.15T
Power and response
- Sensitivity †
- 94.4dB
- Manufacturer sensitivity
- 95dB
- Power
- 1500W
- Nominal power
- 1500W
- Impedance
- 4Ω
- Min. impedance
- 4Ω
- Range
- 40–1500Hz
- EBP †
- 128 · Leans vented
Size and mounting
- Diameter
- 393mm
- Cutout
- 353mm
- Bolt circle
- 374mm
- Depth
- 190mm
- Weight
- 9.6kg
† Calculated by bits from the published values
What this validation status means
Everything else B&C lists
LF
- BL
- 22.1T·m
- Fs
- 37Hz
- Le
- 1.48mH
- Re
- 3.2Ω
- Sd
- 855cm²
- Mms
- 193g
- Qes
- 0.29
- Qms
- 5.3
- Qts
- 0.28
- SPL
- 94.4dB
- Vas
- 99.5L
- Xmax
- 12.5mm
- Power
- 1500W
- Impedance
- 4Ω
- Flux density
- 1.15T
- Sensitivity
- 95dB
- Low limit
- 40Hz
- Nominal power
- 1500W
- Calculated sensitivity †
- 94.4dB
- High limit
- 1500Hz
- Manufacturer sensitivity
- 95dB
- Min. impedance
- 4Ω
- Voice coil
- 100mm
- Weight
- 9.6kg
- Diameter
- 393mm
- Depth
- 190mm
- Cutout
- 353mm
- Bolt circle
- 374mm
- Bl
- 22.09 Tm
- Fs
- 37 Hz
- Le
- 1.48 mH
- Re
- 3.2 Ω
- Sd
- 855 cm² (132.5 in²)
- Ebp
- 128 Hz
- Mms
- 193 g
- Qes
- 0.29
- Qms
- 5.33
- Qts
- 0.28
- Vas
- 99.5 dm³ (3.51 ft³)
- Η0
- 1.62 %
- Cone
- RCK15SW1004
- Xmax
- 12.5 mm
- Xvar
- 13 mm
- Depth
- 190 mm (7.5 in)
- Spider
- Double Silicone
- Cone shape
- Radial
- Net weight
- 9.6 kg (21.16 lb)
- Pole design
- T-Pole
- Sensitivity
- 95 dB
- Flux density
- 1.15 T
- Shipping box
- 425x425x224 mm (16.73x16.73x8.82 in)
- Winding depth
- 32 mm (1.26 in)
- Shipping units
- 1 pcs
- Surround shape
- Triple Roll
- Former material
- Glass Fibre
- Frequency range
- 40 Hz - 1500 Hz
- Magnet material
- Neodymium Inside Slug
- Shipping weight
- 10.9 kg (24.03 lb)
- Nominal diameter
- 380 mm (15 in)
- Overall diameter
- 393 mm (15.5 in)
- Winding material
- Copper
- Minimum impedance
- 4 Ω
- Nominal impedance
- 4 Ω
- Magnetic gap depth
- 16 mm (0.63 in)
- Recommended tuning
- 35 Hz
- Voice coil diameter
- 100 mm (4 in)
- Bolt circle diameter
- 374 mm (14.7 in)
- Recommended enclosure
- 120 dm³ (4.24 ft³)
- Woofer cone treatment
- TWP Waterproof Both Sides
- Baffle cutout diameter
- 353 mm (13.9 in)
- Nominal power handling
- 1500 W
- Continuous power handling
- 3000 W
- Flange and gasket thickness
- 16 mm (0.63 in)
- Air volume occupied by driver
- 6 dm³ (0.21 ft³)
02
Designs
Cabinets for the 15SW100: a design and a suggested box from B&C.
All 15SW100 designsHow we find designsB&C’s design
From the maker, with plans to download
B&C’s suggested box
From B&C’s 15SW100 page
- Net volume
- 120L
- Tuning
- 35Hz
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 15SW100. Clear differences are green when better and red when worse.
This driver15SW100
Best price
£321.00
Fs
37 Hz
Qts
0.28
Vas
99.5 L
BL
22.1 T·m
Xmax
12.5 mm
Sensitivity
94.4 dB
Power
1500 W
CelestionCF1540HD
£177.01 · 45% less, betterFs41 Hz +10%, worse
Qts0.30 +9%
Vas108.3 L +9%
BL24.4 T·m +10%, better
Xmax10.5 mm −16%, worse
Sensitivity95.6 dB +1.2
LavoceWAF154.00
£207.50 · 35% less, betterFs38 Hz –
Qts0.29 +4%
Vas109.7 L +10%, worse
BL27.4 T·m +24%, better
Xmax12.1 mm −3%
Sensitivity94.9 dB +0.5
B&C15TBX100
£223.60 · 30% less, betterFs34 Hz −8%
Qts0.27 −4%
Vas129.6 L +30%, worse
BL22.1 T·m –
Xmax9 mm −28%, worse
Sensitivity94.6 dB –
MonacorCF1540HD/8
£227.82 · 29% less, betterFs41 Hz +10%, worse
Qts0.30 +9%
Vas108.3 L +9%
BL24.4 T·m +10%, better
Xmax10.5 mm −16%, worse
Sensitivity95.6 dB +1.2
Beyma14MC700ND
£229.73 · 28% less, betterFs51 Hz +38%, worse
Qts0.28 –
Vas78 L −22%, better
BL22 T·m –
Xmax7 mm −44%, worse
Sensitivity97.4 dB +3, better
RCFLF15X401
£240.00 · 25% less, betterFs34 Hz −8%
Qts0.29 +4%
Vas146 L +47%, worse
BL26.5 T·m +20%, better
Xmax12 mm −4%
Sensitivity94.8 dB –
B&C15TBW100
£251.40 · 22% less, betterFs39 Hz +5%
Qts0.28 –
Vas88 L −12%, better
BL22.6 T·m –
Xmax12 mm −4%
Sensitivity94.4 dB –
FaitalPRO15HP1030
£270.18 · 16% less, betterFs40 Hz +8%
Qts0.30 +7%
Vas88.3 L −11%, better
BL20.5 T·m −7%
Xmax12.4 mm –
Sensitivity94.6 dB –
B&C15NBX100
£274.41 · 15% less, betterFs37 Hz –
Qts0.27 −4%
Vas109.6 L +10%, worse
BL22.7 T·m –
Xmax10 mm −20%, worse
Sensitivity94.7 dB –
FaitalPRO15FX600
£287.12 · 11% less, betterFs38 Hz –
Qts0.27 −4%
Vas128.3 L +29%, worse
BL23.2 T·m +5%
Xmax11.3 mm −10%, worse
Sensitivity96 dB +1.6
B&C15NA100
£303.21 · 6% less, betterFs47 Hz +27%, worse
Qts0.28 –
Vas88 L −12%, better
BL26.3 T·m +19%, better
Xmax10 mm −20%, worse
Sensitivity97 dB +2.6, better
Sica15 K 4 PL
£309.14 · 4% lessFs47 Hz +26%, worse
Qts0.30 +7%
Vas102.3 L –
BL23.9 T·m +8%
Xmax8 mm −36%, worse
Sensitivity97.2 dB +2.8, better
BMS15S435
£321.00 · Same priceFs38 Hz –
Qts0.28 –
Vas129 L +30%, worse
BL24.4 T·m +10%, better
Xmax8 mm −36%, worse
Sensitivity95.9 dB +1.5
FaitalPRO15XL1400
£371.81 · 16% more, worseFs38 Hz –
Qts0.30 +7%
Vas84.3 L −15%, better
BL21.7 T·m –
Xmax12.9 mm +3%
Sensitivity93.8 dB −0.6
FaitalPRO15HX500
£431.10 · 34% more, worseFs40 Hz +8%
Qts0.28 –
Vas150.1 L +51%, worse
BL22.2 T·m –
Xmax9.4 mm −25%, worse
Sensitivity97.2 dB +2.8, better
Oberton15XB1200
No current priceFs40 Hz +8%
Qts0.31 +10%
Vas108.5 L +9%
BL23.9 T·m +8%
Xmax12 mm −4%
Sensitivity95.3 dB +0.9
Oberton15XB1201
No current priceFs40 Hz +8%
Qts0.31 +10%
Vas108.5 L +9%
BL23.9 T·m +8%
Xmax12 mm −4%
Sensitivity95.3 dB +0.9
Oberton15XL700
No current priceFs45 Hz +22%, worse
Qts0.28 –
Vas117.0 L +18%, worse
BL23.1 T·m +4%
Xmax8.8 mm −30%, worse
Sensitivity97.8 dB +3.4, better
Oberton15XL701
No current priceFs45 Hz +22%, worse
Qts0.28 –
Vas117.0 L +18%, worse
BL23.1 T·m +4%
Xmax8.8 mm −30%, worse
Sensitivity97.8 dB +3.4, better
Oberton15NXB1201
No current priceFs38 Hz +4%
Qts0.32 +16%, worse
Vas111.9 L +13%, worse
BL23.6 T·m +7%
Xmax12 mm −4%
Sensitivity94.8 dB –
Oberton15NXB1000
No current priceFs38 Hz +4%
Qts0.28 –
Vas105.5 L +6%
BL26.0 T·m +18%, better
Xmax9 mm −28%, worse
Sensitivity95.1 dB +0.7
Oberton15NXB700
No current priceFs38 Hz +4%
Qts0.28 –
Vas105.5 L +6%
BL26.0 T·m +18%, better
Xmax9 mm −28%, worse
Sensitivity95.1 dB +0.7
Sica15 SR 4 CP
No current priceFs34 Hz −8%
Qts0.29 +4%
Vas101.2 L –
BL25.0 T·m +13%, better
Xmax8 mm −36%, worse
Sensitivity93.3 dB −1.1
Oberton15XB1000
No current priceFs37 Hz –
Qts0.28 –
Vas111.0 L +12%, worse
BL25.6 T·m +16%, better
Xmax9 mm −28%, worse
Sensitivity94.9 dB +0.5
Oberton15XB700
No current priceFs37 Hz –
Qts0.28 –
Vas111.0 L +12%, worse
BL25.6 T·m +16%, better
Xmax9 mm −28%, worse
Sensitivity94.9 dB +0.5
Oberton15MB701
No current priceFs44 Hz +20%, worse
Qts0.27 −4%
Vas100.2 L –
BL26.1 T·m +18%, better
Xmax9.3 mm −26%, worse
Sensitivity97 dB +2.6, better
No photo
PHL Audio6201MND
No current priceFs36 Hz –
Qts0.27 −4%
Vas140 L +41%, worse
BL25 T·m +13%, better
Xmax10.5 mm −16%, worse
Sensitivity95.6 dB +1.2
Oberton15NSW600
No current priceFs37 Hz –
Qts0.29 +5%
Vas148.4 L +49%, worse
BL23.4 T·m +6%
Xmax14.3 mm +14%, better
Sensitivity95.8 dB +1.4
Sica15 F 4 CP
No current priceFs46 Hz +25%, worse
Qts0.27 −4%
Vas97 L –
BL26 T·m +18%, better
Xmax7 mm −44%, worse
Sensitivity97.4 dB +3, better
Oberton15NMB500
No current priceFs45 Hz +21%, worse
Qts0.29 +4%
Vas128.0 L +29%, worse
BL21.3 T·m −3%
Xmax7.8 mm −38%, worse
Sensitivity97.9 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
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
JP Leisure | £329.84, the lowest price | In stock | Visit shop at JP Leisure | |
JP Leisure Not currently listed · Last seen 7 Aug 2026 | £329.84 | In stock | Visit shop at JP Leisure | |
Blue Aran 3-5 months | £368.20 | 12% above the lowest price | Usually available in 3-5 months | Visit shop at Blue Aran |
Audio Video Parts Import VAT and duty may apply | £282.30 | Special order | Visit shop at Audio Video Parts |
Best price over time
Tracked since 1 Apr
Recent changes
- 23 JunJP Leisure£319.92 → £329.84Up 3.1% from £319.92
- 23 JunBlue Aran£368.76 → £368.20Down 0.2% from £368.76
- 5 JunBlue Aran£345.01 → £368.76Up 6.9% from £345.01