B&C12CL76
£135.00Fs48 Hz –
Qts0.21 −13%, better
Vas59 L –
BL22.4 T·m +9%
Xmax6 mm −8%
Sensitivity96.8 dB +1.1
No product photo
12-inch LF driver · 77 mm voice coil · 400 W
PHL Audio 4071-1 8Ω
8 Ω · 50–2500 Hz
No current price
- Fs
- 47Hz
- Xmax
- 6.5mm
- SPL
- 96dB
- Pe
- 400W
- BL
- 20.6T·m
- Vd
- 320cm³
- Qts
- 0.24
- Vas
- 58L
PHL Audio 4071-1 is a 12-inch 8 ohm LF driver rated at 400 W RMS. The validated T/S data includes Fs 47 Hz, Qts 0.24, Vas 57.8 L, Xmax 6.5 mm, sensitivity 95.7 dB, plus 320 cm³ Vd and 181 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.
The published T/S values agree with each other
Thiele/Small
- Fs
- 47Hz
- Qts
- 0.24
- Qes
- 0.26
- Qms
- 4.1
- Vas
- 57.8L
- Re
- 5.5Ω
- Le
- 1.13mH
Motor and cone
- BL
- 20.6T·m
- Sd
- 493cm²
- Mms
- 67g
- Xmax
- 6.5mm
- Vd †
- 320cm³
- Voice coil
- 77mm
Power and response
- Sensitivity †
- 95.7dB
- Manufacturer sensitivity
- 95.5dB
- Power
- 400W
- Nominal power
- 400W
- Impedance
- 8Ω
- Range
- 50–2500Hz
- EBP †
- 181 · Leans vented
Size and mounting
- Diameter
- 326.5mm
- Cutout
- 282mm
- Depth
- 128.5mm
- Weight
- 8.7kg
Other published values
- Cms
- 0.17mm/N
- Xmech
- 12
Other dimensions
- Mounting Depth
- 128.5
† Calculated by bits from the published values
What this validation status means
Everything else PHL Audio lists
MF · Primary · 12″
- BL
- 20.6T·m
- Fs
- 47Hz
- Le
- 1.13mH
- Re
- 5.5Ω
- Sd
- 493cm²
- Cms
- 0.17mm/N
- Mms
- 67g
- Qes
- 0.26
- Qms
- 4.1
- Qts
- 0.24
- SPL
- 95.7dB
- Vas
- 57.8L
- Xmax
- 6.5mm
- Xmech
- 12
- Power
- 400W
- Impedance
- 8Ω
- Sensitivity
- 95.5dB
- Low limit
- 50Hz
- Nominal power
- 400W
- Calculated sensitivity †
- 95.7dB
- High limit
- 2500Hz
- Manufacturer sensitivity
- 95.5dB
- Voice coil
- 77mm
- Weight
- 8.7kg
- Diameter
- 326.5mm
- Depth
- 128.5mm
- Mounting Depth
- 128.5
- Cutout
- 282mm
02
Compare
Same-size drivers, compared with the 4071-1. Clear differences are green when better and red when worse.
No photo
This driver4071-1
Best price
–
Fs
47 Hz
Qts
0.24
Vas
57.8 L
BL
20.6 T·m
Xmax
6.5 mm
Sensitivity
95.7 dB
Power
400 W
B&C12CLA76
£153.54Fs52 Hz +11%, worse
Qts0.25 +4%
Vas56 L −3%
BL20.2 T·m –
Xmax5.3 mm −18%, worse
Sensitivity96.8 dB +1.1
FaitalPRO12FH510
£163.54Fs45 Hz −4%
Qts0.24 –
Vas81.3 L +41%, worse
BL18.9 T·m −8%
Xmax7.5 mm +15%, better
Sensitivity96.7 dB +1
Beyma12MCB700
£174.16Fs51 Hz +9%
Qts0.27 +13%, worse
Vas59.5 L –
BL20.4 T·m –
Xmax7 mm +8%
Sensitivity96.4 dB +0.7
FaitalPRO12FH530
£174.68Fs45 Hz −4%
Qts0.26 +8%
Vas74.1 L +28%, worse
BL18.9 T·m −8%
Xmax7.5 mm +15%, better
Sensitivity96 dB –
RCFMB12N301
£183.23Fs54 Hz +15%, worse
Qts0.24 –
Vas71 L +23%, worse
BL19 T·m −8%
Xmax6 mm −8%
Sensitivity98.4 dB +2.7, better
RCFMB12X351
£187.93Fs55 Hz +17%, worse
Qts0.26 +8%
Vas46 L −20%, better
BL22.5 T·m +9%
Xmax7 mm +8%
Sensitivity96.6 dB +0.9
Eighteen Sound12LW800
£189.95Fs52 Hz +11%, worse
Qts0.29 +21%, worse
Vas48 L −17%, better
BL21.3 T·m +3%
Xmax6.5 mm –
Sensitivity95.6 dB –
BMS12C262
£228.36Fs47 Hz –
Qts0.24 –
Vas60.6 L +5%
BL20.6 T·m –
Xmax2.5 mm −62%, worse
Sensitivity96.1 dB –
Eighteen Sound12ND730
£230.40Fs45 Hz −4%
Qts0.23 −4%
Vas90 L +56%, worse
BL19.2 T·m −7%
Xmax6.5 mm –
Sensitivity97.4 dB +1.7
BMS12N620
£247.26Fs45 Hz −5%
Qts0.25 +4%
Vas72.7 L +26%, worse
BL20.6 T·m –
Xmax5.5 mm −15%, worse
Sensitivity96 dB –
Eighteen Sound12ND930
£248.59Fs50 Hz +6%
Qts0.21 −13%, better
Vas70 L +21%, worse
BL21.2 T·m –
Xmax6.5 mm –
Sensitivity98 dB +2.3, better
BMS12N802
£271.01Fs43 Hz −9%
Qts0.24 –
Vas65 L +12%, worse
BL22.3 T·m +8%
Xmax4.5 mm −31%, worse
Sensitivity95.2 dB −0.5
BMS12N803
£285.67Fs41 Hz −13%, better
Qts0.24 –
Vas77 L +33%, worse
BL21.4 T·m +4%
Xmax6 mm −8%
Sensitivity95.3 dB –
Sica12 S 4 PL
£333.47Fs40 Hz −14%, better
Qts0.25 +4%
Vas57 L –
BL23.5 T·m +14%, better
Xmax7.5 mm +15%, better
Sensitivity93.6 dB −2.1, worse
Beyma12CXA400FE
£337.46Fs42 Hz −11%, better
Qts0.25 +4%
Vas94 L +63%, worse
BL19.8 T·m −4%
Xmax6 mm −8%
Sensitivity96.3 dB +0.6
Beyma12CXA400ND
£349.99Fs45 Hz −4%
Qts0.25 +4%
Vas88.5 L +53%, worse
BL21.4 T·m +4%
Xmax6 mm −8%
Sensitivity96.9 dB +1.2
BMS12CN680
£365.51Fs46 Hz –
Qts0.26 +8%
Vas58 L –
BL20.6 T·m –
Xmax5.5 mm −15%, worse
Sensitivity95.2 dB −0.5
B&C12CXN88
£465.46Fs50 Hz +6%
Qts0.22 −8%
Vas59 L –
BL20.9 T·m –
Xmax10.5 mm +62%, better
Sensitivity97.1 dB +1.4
Oberton12B401
No current priceFs47 Hz –
Qts0.24 –
Vas69.6 L +20%, worse
BL19.9 T·m −3%
Xmax6.8 mm +4%
Sensitivity96.5 dB +0.8
Oberton12MB35
No current priceFs51 Hz +9%
Qts0.27 +11%, worse
Vas50.1 L −13%, better
BL20.5 T·m –
Xmax6.8 mm +4%
Sensitivity96 dB –
LavoceNBASS12-30
No current priceFs46 Hz –
Qts0.26 +8%
Vas68.6 L +19%, worse
BL19.5 T·m −5%
Xmax6.6 mm –
Sensitivity96 dB –
RCFLF12P903
No current priceFs47 Hz –
Qts0.23 −4%
Vas65 L +12%, worse
BL22.1 T·m +7%
Xmax7 mm +8%
Sensitivity96.5 dB +0.8
Sica12 K 4 PL
No current priceFs49 Hz +3%
Qts0.25 +4%
Vas47.4 L −18%, better
BL22.9 T·m +11%, better
Xmax7 mm +8%
Sensitivity95 dB −0.7
Oberton12B450
No current priceFs46 Hz –
Qts0.23 –
Vas71.8 L +24%, worse
BL19.3 T·m −6%
Xmax7.8 mm +19%, better
Sensitivity96.7 dB +1
Oberton12B400
No current priceFs50 Hz +7%
Qts0.25 +4%
Vas74.7 L +29%, worse
BL18.4 T·m −11%, worse
Xmax5.3 mm −19%, worse
Sensitivity97.8 dB +2.1, better
Eighteen Sound12NLW9410
No current priceFs42 Hz −11%, better
Qts0.26 +8%
Vas55 L −5%
BL21.7 T·m +5%
Xmax11 mm +69%, better
Sensitivity93.8 dB −1.9
No photo
PHL Audio4031
No current priceFs44 Hz −6%
Qts0.27 +13%, worse
Vas70 L +21%, worse
BL20.5 T·m –
Xmax7.5 mm +15%, better
Sensitivity95.2 dB −0.5
No photo
PHL Audio4031NDU
No current priceFs44 Hz −6%
Qts0.27 +13%, worse
Vas70 L +21%, worse
BL20.5 T·m –
Xmax7.5 mm +15%, better
Sensitivity95.2 dB −0.5
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
No current price found. Pricing may appear after the next vendor refresh.