- Net volume
- 50L
- Tuning
- 34Hz
B&C gives the volume and tuning; the port is sized for the driver when you open it.
12-inch LF driver · 12FG series · 100 mm voice coil · 1,000 W
B&C 12FG100 8Ω
34–1000 Hz
£227.46
SteadyJP Leisure · In stock · All 6 offers
- Fs
- 34Hz
- Xmax
- 10.3mm
- SPL
- 89dB
- Pe
- 1000W
- BL
- 21.4T·m
- Vd
- 538cm³
- Qts
- 0.36
- Vas
- 49L
Published graphs
B&C 12FG100 is a 12-inch 8 ohm LF driver rated at 1000 W RMS. The validated T/S data includes Fs 34 Hz, Qts 0.36, Vas 49 L, Xmax 10.3 mm, sensitivity 89 dB, plus 538 cm³ Vd and 87 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 £227.46.
The published T/S values agree with each other
Thiele/Small
- Fs
- 34Hz
- Qts
- 0.36
- Qes
- 0.39
- Qms
- 5.1
- Vas
- 49L
- Re
- 4.9Ω
- Le
- 0.96mH
Motor and cone
- BL
- 21.4T·m
- Sd
- 522cm²
- Mms
- 168g
- Xmax
- 10.3mm
- Vd †
- 538cm³
- Voice coil
- 100mm
- Flux density
- 1.10T
Power and response
- Sensitivity †
- 89dB
- Manufacturer sensitivity
- 91dB
- Power
- 1000W
- Nominal power
- 1000W
- Impedance
- 8Ω
- Min. impedance
- 5.9Ω
- Range
- 34–1000Hz
- EBP †
- 87 · Sealed or vented
Size and mounting
- Diameter
- 320mm
- Cutout
- 282mm
- Bolt circle
- 299mm
- Depth
- 150mm
- Weight
- 12.6kg
Sensitivity shows 89.0 dB, calculated from the T/S values. B&C publishes 91.0 dB, 2.0 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else B&C lists
LF
- BL
- 21.4T·m
- Fs
- 34Hz
- Le
- 0.96mH
- Re
- 4.9Ω
- Sd
- 522cm²
- Mms
- 168g
- Qes
- 0.39
- Qms
- 5.1
- Qts
- 0.36
- SPL
- 89dB
- Vas
- 49L
- Xmax
- 10.3mm
- Power
- 1000W
- Impedance
- 8Ω
- Flux density
- 1.10T
- Sensitivity
- 91dB
- Low limit
- 34Hz
- Nominal power
- 1000W
- Calculated sensitivity †
- 89dB
- High limit
- 1000Hz
- Manufacturer sensitivity
- 91dB
- Min. impedance
- 5.9Ω
- Voice coil
- 100mm
- Weight
- 12.6kg
- Diameter
- 320mm
- Depth
- 150mm
- Cutout
- 282mm
- Bolt circle
- 299mm
- Bl
- 21.4 Tm
- Fs
- 34 Hz
- Le
- 0.96 mH
- Re
- 4.9 Ω
- Sd
- 522 cm² (80.91 in²)
- Ebp
- 87 Hz
- Mms
- 167.8 g
- Qes
- 0.39
- Qms
- 5.1
- Qts
- 0.36
- Vas
- 49 dm³ (1.73 ft³)
- Η0
- 0.49 %
- Cone
- RCK12FG1008
- Xmax
- 10.3 mm
- Xvar
- 14 mm
- Depth
- 150 mm (5.91 in)
- Spider
- Double Silicone
- Cone shape
- Radial
- Net weight
- 12.55 kg (27.67 lb)
- Pole design
- T-Pole
- Sensitivity
- 91 dB
- Flux density
- 1.1 T
- Shipping box
- 360x360x200 mm (14.17x14.17x7.87 in)
- Winding depth
- 26.5 mm (1.04 in)
- Shipping units
- 1 pcs
- Surround shape
- Roll
- Former material
- Glass Fibre
- Frequency range
- 34 Hz - 1000 Hz
- Magnet material
- Ferrite
- Shipping weight
- 13.45 kg (29.65 lb)
- Nominal diameter
- 320 mm (12 in)
- Overall diameter
- 320 mm (12.6 in)
- Winding material
- Copper
- Minimum impedance
- 5.9 Ω
- Nominal impedance
- 8 Ω
- Magnetic gap depth
- 12 mm (0.47 in)
- Recommended tuning
- 34 Hz
- Voice coil diameter
- 100 mm (4 in)
- Bolt circle diameter
- 299 mm (11.77 in)
- Recommended enclosure
- 50 dm³ (1.77 ft³)
- Woofer cone treatment
- TWP Waterproof Both Sides
- Baffle cutout diameter
- 282 mm (11.1 in)
- Nominal power handling
- 1000 W
- Continuous power handling
- 2000 W
- Flange and gasket thickness
- 20 mm (0.81 in)
- Air volume occupied by driver
- 3 dm³ (0.11 ft³)
B&C’s suggested box
From B&C’s 12FG100 page
Open this box in 00 Simulator
Modelling the box in 00 Simulator…
03
Compare
Same-size drivers, compared with the 12FG100. Clear differences are green when better and red when worse.
This driver12FG100
Best price
£227.46
Fs
34 Hz
Qts
0.36
Vas
49 L
BL
21.4 T·m
Xmax
10.3 mm
Sensitivity
89 dB
Power
1000 W
Beyma12MCS500
£134.74 · 41% less, betterFs57 Hz +68%, worse
Qts0.36 –
Vas57 L +16%, worse
BL17.6 T·m −18%, worse
Xmax8 mm −22%, worse
Sensitivity96.5 dB +7.5, better
PRV Audio12MR2000
£142.06 · 38% less, betterFs57 Hz +68%, worse
Qts0.33 −8%
Vas52.5 L +7%
BL21.3 T·m –
Xmax6.6 mm −36%, worse
Sensitivity96.6 dB +7.6, better
PRV Audio12W1600
£149.54 · 34% less, betterFs51 Hz +51%, worse
Qts0.39 +8%
Vas47.0 L −4%
BL20.4 T·m −5%
Xmax10.5 mm –
Sensitivity94 dB +5, better
FaitalPRO12RS550
£158.25 · 30% less, betterFs42 Hz +24%, worse
Qts0.37 –
Vas45.4 L −7%
BL20.5 T·m −4%
Xmax9.3 mm −10%, worse
Sensitivity91.4 dB +2.4, better
B&C12FW88
£163.69 · 28% less, betterFs53 Hz +56%, worse
Qts0.33 −8%
Vas45.7 L −7%
BL19.5 T·m −9%
Xmax8 mm −22%, worse
Sensitivity94.9 dB +5.9, better
EminenceOMEGA PRO-12-2KW-8
£172.05 · 24% less, betterFs48 Hz +42%, worse
Qts0.39 +8%
Vas49.5 L –
BL20.4 T·m −5%
Xmax7.1 mm −31%, worse
Sensitivity93.4 dB +4.4, better
Eighteen Sound12W700
£179.00 · 21% less, betterFs58 Hz +71%, worse
Qts0.36 –
Vas55 L +12%, worse
BL17.7 T·m −17%, worse
Xmax6.5 mm −37%, worse
Sensitivity96.7 dB +7.7, better
Beyma12LX60V2
£184.93 · 19% less, betterFs49 Hz +44%, worse
Qts0.38 +6%
Vas43 L −12%, better
BL20 T·m −7%
Xmax9 mm −13%, worse
Sensitivity93 dB +4, better
FaitalPRO12HP1010
£191.59 · 16% less, betterFs45 Hz +32%, worse
Qts0.34 −6%
Vas56.5 L +15%, worse
BL19.8 T·m −7%
Xmax9.3 mm −10%, worse
Sensitivity93.7 dB +4.7, better
Dayton AudioMX12-22
£209.29 · 8% less, betterFs29 Hz −15%, better
Qts0.35 –
Vas45.6 L −7%
BL21.5 T·m –
Xmax15.5 mm +50%, better
Sensitivity86.5 dB −2.5, worse
PRV Audio12MR2000-NDY
£209.39 · 8% less, betterFs54 Hz +60%, worse
Qts0.34 −6%
Vas48.2 L –
BL22.8 T·m +6%
Xmax6.2 mm −40%, worse
Sensitivity95.5 dB +6.5, better
B&C12PLB100
£212.36 · 7% less, betterFs50 Hz +47%, worse
Qts0.37 –
Vas47 L −4%
BL18.4 T·m −14%, worse
Xmax9 mm −13%, worse
Sensitivity93.9 dB +4.9, better
Precision DevicesPD.124NR1
£219.00 · 4% lessFs58 Hz +71%, worse
Qts0.35 –
Vas49 L –
BL19.2 T·m −10%, worse
Xmax8.5 mm −17%, worse
Sensitivity96.2 dB +7.2, better
Eighteen Sound12NW530
£228.40 · Same priceFs55 Hz +62%, worse
Qts0.37 –
Vas36 L −27%, better
BL19.7 T·m −8%
Xmax8 mm −22%, worse
Sensitivity94 dB +5, better
B&C12BG100
£243.10 · 7% more, worseFs39 Hz +15%, worse
Qts0.33 −8%
Vas41 L −16%, better
BL23 T·m +7%
Xmax10.5 mm –
Sensitivity90.4 dB +1.4
Eighteen Sound12NTLW3500
£285.52 · 26% more, worseFs53 Hz +56%, worse
Qts0.33 −8%
Vas45 L −8%
BL19.5 T·m −9%
Xmax8.3 mm −19%, worse
Sensitivity94.8 dB +5.8, better
Sica12 PNS 4
£359.21 · 58% more, worseFs42 Hz +23%, worse
Qts0.31 −14%, better
Vas50.2 L –
BL22.3 T·m +4%
Xmax9.5 mm −8%
Sensitivity92.6 dB +3.6, better
FaitalPRO12HX500
£386.84 · 70% more, worseFs55 Hz +62%, worse
Qts0.37 –
Vas57.8 L +18%, worse
BL17.4 T·m −19%, worse
Xmax9.3 mm −10%, worse
Sensitivity95.9 dB +6.9, better
PRV Audio12W2000
No current priceFs53 Hz +57%, worse
Qts0.37 –
Vas38.7 L −21%, better
BL22.6 T·m +6%
Xmax10.3 mm –
Sensitivity93.9 dB +4.9, better
Oberton12B45V
No current priceFs48 Hz +41%, worse
Qts0.35 –
Vas58.5 L +19%, worse
BL16.6 T·m −22%, worse
Xmax10.5 mm –
Sensitivity94.4 dB +5.4, better
PeerlessNCP-1230R01-08
No current priceFs63 Hz +85%, worse
Qts0.37 –
Vas46.3 L −6%
BL18.1 T·m −15%, worse
Xmax7.9 mm −23%, worse
Sensitivity96.7 dB +7.7, better
Dayton AudioSS12-22
No current priceFs27 Hz −21%, better
Qts0.35 –
Vas49.4 L –
BL24.3 T·m +14%, better
Xmax23 mm +123%, better
Sensitivity86 dB −3, worse
Eighteen Sound12NW350
No current priceFs54 Hz +59%, worse
Qts0.34 −6%
Vas46 L −6%
BL19.2 T·m −10%, worse
Xmax8.3 mm −19%, worse
Sensitivity95.2 dB +6.2, better
P.Audio12FT-88MB
No current priceFs48 Hz +41%, worse
Qts0.37 –
Vas45.4 L −7%
BL19.1 T·m −11%, worse
Xmax4.7 mm −54%, worse
Sensitivity93.1 dB +4.1, better
PeerlessSDF-300F75PR03-04
No current priceFs27 Hz −21%, better
Qts0.36 –
Vas45.5 L −7%
BL18.7 T·m −13%, worse
Xmax25.2 mm +145%, better
Sensitivity85.9 dB −3.1, worse
Eighteen Sound12NTLW2500
No current priceFs60 Hz +76%, worse
Qts0.38 +6%
Vas45 L −8%
BL17.4 T·m −19%, worse
Xmax7.6 mm −26%, worse
Sensitivity96 dB +7, better
CelestionTF1225CX
No current priceFs64 Hz +87%, worse
Qts0.36 –
Vas45.1 L −8%
BL17.5 T·m −18%, worse
Xmax4.5 mm −56%, worse
Sensitivity96.6 dB +7.6, better
Eighteen Sound12LW801
No current priceFs54 Hz +59%, worse
Qts0.33 −8%
Vas41 L −16%, better
BL20.3 T·m −5%
Xmax8 mm −22%, worse
Sensitivity94.8 dB +5.8, better
Oberton12NMB35
No current priceFs54 Hz +60%, worse
Qts0.36 –
Vas54.3 L +11%, worse
BL17 T·m −21%, worse
Xmax6.8 mm −34%, worse
Sensitivity95.7 dB +6.7, better
P.Audio12NT-88MB
No current priceFs55 Hz +62%, worse
Qts0.32 −11%, better
Vas49.1 L –
BL20.9 T·m –
Xmax5 mm −51%, worse
Sensitivity95.8 dB +6.8, 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 | £227.46, the lowest price | In stock | Visit shop at JP Leisure | |
JP Leisure Not currently listed · Last seen 7 Aug 2026 | £227.46 | In stock | Visit shop at JP Leisure | |
Blue Aran 3-5 months | £249.41 | 9.7% above the lowest price | Usually available in 3-5 months | Visit shop at Blue Aran |
Audio Video Parts Import VAT and duty may apply | £188.39 | Special order | Visit shop at Audio Video Parts |
Best price over time
Tracked since 1 Apr
Recent changes
- 23 JunJP Leisure£219.92 → £227.46Up 3.4% from £219.92
- 23 JunBlue Aran£249.62 → £249.41Down 0.1% from £249.62
- 5 JunBlue Aran£232.80 → £249.62Up 7.2% from £232.80