- Net volume
- 40L
- Tuning
- 65Hz
B&C gives the volume and tuning; the port is sized for the driver when you open it.
12-inch LF driver · 12FW series · 88 mm voice coil · 700 W
B&C 12FW88 8Ω
8 Ω · 50–3000 Hz
£163.69
SteadyJP Leisure · In stock · All 4 offers
- Fs
- 53Hz
- Xmax
- 8mm
- SPL
- 95dB
- Pe
- 700W
- BL
- 19.5T·m
- Vd
- 425cm³
- Qts
- 0.33
- Vas
- 46L
Published graphs
B&C 12FW88 is a 12-inch 8 ohm LF driver rated at 700 W RMS. The validated T/S data includes Fs 53 Hz, Qts 0.33, Vas 45.7 L, Xmax 8 mm, sensitivity 94.9 dB, plus 425 cm³ Vd and 151 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 £163.69.
The published T/S values agree with each other
Thiele/Small
- Fs
- 53Hz
- Qts
- 0.33
- Qes
- 0.35
- Qms
- 7.7
- Vas
- 45.7L
- Re
- 5.1Ω
- Le
- 0.90mH
Motor and cone
- BL
- 19.5T·m
- Sd
- 531cm²
- Mms
- 76g
- Xmax
- 8mm
- Vd †
- 425cm³
- Voice coil
- 88mm
- Flux density
- 1.04T
Power and response
- Sensitivity †
- 94.9dB
- Manufacturer sensitivity
- 97dB
- Power
- 700W
- Nominal power
- 700W
- Impedance
- 8Ω
- Min. impedance
- 6.3Ω
- Range
- 50–3000Hz
- EBP †
- 151 · Leans vented
Size and mounting
- Diameter
- 315mm
- Cutout
- 285mm
- Bolt circle
- 298mm
- Depth
- 145mm
- Weight
- 8.3kg
Sensitivity shows 94.9 dB, calculated from the T/S values. B&C publishes 97.0 dB, 2.1 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else B&C lists
LF
- BL
- 19.5T·m
- Fs
- 53Hz
- Le
- 0.90mH
- Re
- 5.1Ω
- Sd
- 531cm²
- Mms
- 76g
- Qes
- 0.35
- Qms
- 7.7
- Qts
- 0.33
- SPL
- 94.9dB
- Vas
- 45.7L
- Xmax
- 8mm
- Power
- 700W
- Impedance
- 8Ω
- Flux density
- 1.04T
- Sensitivity
- 97dB
- Low limit
- 50Hz
- Nominal power
- 700W
- Calculated sensitivity †
- 94.9dB
- High limit
- 3000Hz
- Manufacturer sensitivity
- 97dB
- Min. impedance
- 6.3Ω
- Voice coil
- 88mm
- Weight
- 8.3kg
- Diameter
- 315mm
- Depth
- 145mm
- Cutout
- 285mm
- Bolt circle
- 298mm
- Bl
- 19.5 Tm
- Fs
- 53 Hz
- Le
- 0.9 mH
- Re
- 5.1 Ω
- Sd
- 531 cm² (82.31 in²)
- Ebp
- 151 Hz
- Mms
- 76.4 g
- Qes
- 0.35
- Qms
- 7.7
- Qts
- 0.33
- Vas
- 45.7 dm³ (1.61 ft³)
- Η0
- 2.05 %
- Cone
- RCK12FW888
- Xmax
- 8 mm
- Xvar
- 8.6 mm
- Depth
- 145 mm (5.71 in)
- Spider
- Double Silicone
- Cone shape
- Exponential
- Net weight
- 8.25 kg (18.19 lb)
- Pole design
- T-Pole
- Sensitivity
- 97 dB
- Flux density
- 1.04 T
- Shipping box
- 360x360x200 mm (14.17x14.17x7.87 in)
- Winding depth
- 21.5 mm (0.85 in)
- Shipping units
- 1 pcs
- Surround shape
- Triple Roll
- Former material
- Glass Fibre
- Frequency range
- 50 Hz - 3000 Hz
- Magnet material
- Ferrite
- Shipping weight
- 9.15 kg (20.17 lb)
- Nominal diameter
- 320 mm (12 in)
- Overall diameter
- 315 mm (12.4 in)
- Winding material
- Aluminium
- Minimum impedance
- 6.3 Ω
- Nominal impedance
- 8 Ω
- Magnetic gap depth
- 11 mm (0.43 in)
- Recommended tuning
- 65 Hz
- Voice coil diameter
- 88 mm (3.5 in)
- Bolt circle diameter
- 298 mm (11.73 in)
- Recommended enclosure
- 40 dm³ (1.41 ft³)
- Woofer cone treatment
- WP Waterproof Front Side
- Baffle cutout diameter
- 285 mm (11.22 in)
- Nominal power handling
- 700 W
- Continuous power handling
- 1400 W
- Flange and gasket thickness
- 12 mm (0.49 in)
- Air volume occupied by driver
- 2.5 dm³ (0.09 ft³)
B&C’s suggested box
From B&C’s 12FW88 page
Open this box in 00 Simulator
Modelling the box in 00 Simulator…
03
Compare
Same-size drivers, compared with the 12FW88. Clear differences are green when better and red when worse.
This driver12FW88
Best price
£163.69
Fs
53 Hz
Qts
0.33
Vas
45.7 L
BL
19.5 T·m
Xmax
8 mm
Sensitivity
94.9 dB
Power
700 W
CelestionFTR12-3070C
£133.13 · 19% less, betterFs65 Hz +23%, worse
Qts0.32 –
Vas43.7 L −4%
BL18.6 T·m −5%
Xmax5.5 mm −31%, worse
Sensitivity97.3 dB +2.4, better
Beyma12MCS500
£134.74 · 18% less, betterFs57 Hz +8%
Qts0.36 +9%
Vas57 L +25%, worse
BL17.6 T·m −10%
Xmax8 mm –
Sensitivity96.5 dB +1.6
PRV Audio12MR2000
£142.06 · 13% less, betterFs57 Hz +8%
Qts0.33 –
Vas52.5 L +15%, worse
BL21.3 T·m +9%
Xmax6.6 mm −17%, worse
Sensitivity96.6 dB +1.7
Beyma12MC500
£150.88 · 8% less, betterFs57 Hz +8%
Qts0.34 +3%
Vas57 L +25%, worse
BL18.3 T·m −6%
Xmax8 mm –
Sensitivity96.8 dB +1.9
FaitalPRO12RS550
£158.25 · 3% lessFs42 Hz −21%, better
Qts0.37 +12%, worse
Vas45.4 L –
BL20.5 T·m +5%
Xmax9.3 mm +16%, better
Sensitivity91.4 dB −3.5, worse
Beyma12LX60V2
£184.93 · 13% more, worseFs49 Hz −8%
Qts0.38 +15%, worse
Vas43 L −6%
BL20 T·m –
Xmax9 mm +13%, better
Sensitivity93 dB −1.9
FaitalPRO12HP1010
£191.59 · 17% more, worseFs45 Hz −15%, better
Qts0.34 +3%
Vas56.5 L +24%, worse
BL19.8 T·m –
Xmax9.3 mm +16%, better
Sensitivity93.7 dB −1.2
B&C12PS100
£193.00 · 18% more, worseFs44 Hz −17%, better
Qts0.27 −18%, better
Vas47 L –
BL22.5 T·m +15%, better
Xmax8 mm –
Sensitivity93.4 dB −1.5
B&C12NDL88
£208.49 · 27% more, worseFs51 Hz −4%
Qts0.27 −18%, better
Vas52 L +14%, worse
BL19.9 T·m –
Xmax8 mm –
Sensitivity95.8 dB +0.9
PRV Audio12MR2000-NDY
£209.39 · 28% more, worseFs54 Hz –
Qts0.34 +3%
Vas48.2 L +5%
BL22.8 T·m +17%, better
Xmax6.2 mm −23%, worse
Sensitivity95.5 dB +0.6
B&C12PLB100
£212.36 · 30% more, worseFs50 Hz −6%
Qts0.37 +12%, worse
Vas47 L –
BL18.4 T·m −6%
Xmax9 mm +13%, better
Sensitivity93.9 dB −1
Precision DevicesPD.124NR1
£219.00 · 34% more, worseFs58 Hz +9%
Qts0.35 +6%
Vas49 L +7%
BL19.2 T·m –
Xmax8.5 mm +6%
Sensitivity96.2 dB +1.3
Eighteen Sound12NW530
£228.40 · 40% more, worseFs55 Hz +4%
Qts0.37 +12%, worse
Vas36 L −21%, better
BL19.7 T·m –
Xmax8 mm –
Sensitivity94 dB −0.9
Eighteen Sound12LW1400
£260.72 · 59% more, worseFs45 Hz −15%, better
Qts0.30 −9%
Vas55 L +20%, worse
BL20 T·m –
Xmax8.3 mm +3%
Sensitivity94 dB −0.9
BMS12N630
£283.85 · 73% more, worseFs29 Hz −46%, better
Qts0.33 –
Vas85.5 L +87%, worse
BL19.8 T·m –
Xmax8 mm –
Sensitivity89.6 dB −5.3, worse
Eighteen Sound12NTLW3500
£285.52 · 74% more, worseFs53 Hz –
Qts0.33 –
Vas45 L –
BL19.5 T·m –
Xmax8.3 mm +4%
Sensitivity94.8 dB –
Sica12 PNS 4
£359.21 · 119% more, worseFs42 Hz −21%, better
Qts0.31 −6%
Vas50.2 L +10%
BL22.3 T·m +14%, better
Xmax9.5 mm +19%, better
Sensitivity92.6 dB −2.3, worse
Eighteen Sound12NW350
No current priceFs54 Hz –
Qts0.34 +3%
Vas46 L –
BL19.2 T·m –
Xmax8.3 mm +4%
Sensitivity95.2 dB –
Eighteen Sound12LW801
No current priceFs54 Hz –
Qts0.33 –
Vas41 L −10%, better
BL20.3 T·m +4%
Xmax8 mm –
Sensitivity94.8 dB –
CelestionCF1230F
No current priceFs57 Hz +7%
Qts0.32 −4%
Vas49.6 L +9%
BL18.3 T·m −6%
Xmax7.5 mm −6%
Sensitivity96.2 dB +1.3
PeerlessNCP-1230R01-08
No current priceFs63 Hz +19%, worse
Qts0.37 +12%, worse
Vas46.3 L –
BL18.1 T·m −7%
Xmax7.9 mm –
Sensitivity96.7 dB +1.8
CelestionTSQ1230
No current priceFs55 Hz +4%
Qts0.30 −8%
Vas45.2 L –
BL20.5 T·m +5%
Xmax6.8 mm −16%, worse
Sensitivity95.8 dB +0.9
Eighteen Sound12NTLW2500
No current priceFs60 Hz +13%, worse
Qts0.38 +15%, worse
Vas45 L –
BL17.4 T·m −11%, worse
Xmax7.6 mm −5%
Sensitivity96 dB +1.1
Eighteen Sound12NTLX3500
No current priceFs39 Hz −26%, better
Qts0.33 –
Vas79.6 L +74%, worse
BL17.1 T·m −12%, worse
Xmax7.9 mm –
Sensitivity93.3 dB −1.6
B&C12FL64
No current priceFs51 Hz −4%
Qts0.32 −3%
Vas50 L +9%
BL20.2 T·m +4%
Xmax5 mm −38%, worse
Sensitivity94.9 dB –
P.Audio12NT-88MB
No current priceFs55 Hz +4%
Qts0.32 −3%
Vas49.1 L +7%
BL20.9 T·m +7%
Xmax5 mm −38%, worse
Sensitivity95.8 dB +0.9
No photo
PHL Audio4021
No current priceFs35 Hz −34%, better
Qts0.35 +6%
Vas70 L +53%, worse
BL20.5 T·m +5%
Xmax7.5 mm −6%
Sensitivity91.2 dB −3.7, worse
Oberton12NB601
No current priceFs50 Hz −5%
Qts0.30 −8%
Vas38.7 L −15%, better
BL22.9 T·m +17%, better
Xmax8.8 mm +9%
Sensitivity94 dB −0.9
PeerlessSDF-300F75PR03-04
No current priceFs27 Hz −49%, better
Qts0.36 +9%
Vas45.5 L –
BL18.7 T·m −4%
Xmax25.2 mm +215%, better
Sensitivity85.9 dB −9, worse
Oberton12HCX
No current priceFs53 Hz –
Qts0.33 –
Vas55.5 L +22%, worse
BL17.8 T·m −9%
Xmax5.3 mm −34%, worse
Sensitivity95.6 dB +0.7
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 | £163.69, the lowest price | In stock | Visit shop at JP Leisure | |
JP Leisure Not currently listed · Last seen 7 Aug 2026 | £163.69 | In stock | Visit shop at JP Leisure | |
Blue Aran | £175.43 | 7.2% above the lowest price | 4 in stock | Visit shop at Blue Aran |
Best price over time
Tracked since 1 Apr
Recent changes
- 23 JunJP Leisure£160.06 → £163.69Up 2.3% from £160.06
- 23 JunBlue Aran£175.72 → £175.43Down 0.2% from £175.72
- 5 JunBlue Aran£165.61 → £175.72Up 6.1% from £165.61