B&C12CL76
£135.00Fs48 Hz –
Qts0.21 +5%
Vas59 L −31%, better
BL22.4 T·m +7%
Xmax6 mm +20%, better
Sensitivity96.8 dB −2, worse
No product photo
12-inch LF driver · 77 mm voice coil · 300 W
PHL Audio 4051 8Ω
8 Ω · 50–2500 Hz
No current price
- Fs
- 49Hz
- Xmax
- 5mm
- SPL
- 99dB
- Pe
- 300W
- BL
- 20.9T·m
- Vd
- 270cm³
- Qts
- 0.20
- Vas
- 85L
PHL Audio 4051 is a 12-inch 8 ohm LF driver rated at 300 W RMS. The validated T/S data includes Fs 49 Hz, Qts 0.20, Vas 85.2 L, Xmax 5 mm, sensitivity 98.8 dB, plus 270 cm³ Vd and 233 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
- 49Hz
- Qts
- 0.20
- Qes
- 0.21
- Qms
- 3.3
- Vas
- 85.2L
- Re
- 5.8Ω
- Le
- 1.13mH
Motor and cone
- BL
- 20.9T·m
- Sd
- 539cm²
- Mms
- 51g
- Xmax
- 5mm
- Vd †
- 270cm³
- Voice coil
- 77mm
Power and response
- Sensitivity †
- 98.8dB
- Manufacturer sensitivity
- 99dB
- Power
- 300W
- Nominal power
- 300W
- Impedance
- 8Ω
- Range
- 50–2500Hz
- EBP †
- 233 · Leans vented
Size and mounting
- Diameter
- 326.5mm
- Cutout
- 282mm
- Depth
- 128.5mm
- Weight
- 8.8kg
Other published values
- Cms
- 0.21mm/N
- Xmech
- 16
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
- 20.9T·m
- Fs
- 49Hz
- Le
- 1.13mH
- Re
- 5.8Ω
- Sd
- 539cm²
- Cms
- 0.21mm/N
- Mms
- 51g
- Qes
- 0.21
- Qms
- 3.3
- Qts
- 0.20
- SPL
- 98.8dB
- Vas
- 85.2L
- Xmax
- 5mm
- Xmech
- 16
- Power
- 300W
- Impedance
- 8Ω
- Sensitivity
- 99dB
- Low limit
- 50Hz
- Nominal power
- 300W
- Calculated sensitivity †
- 98.8dB
- High limit
- 2500Hz
- Manufacturer sensitivity
- 99dB
- Voice coil
- 77mm
- Weight
- 8.8kg
- Diameter
- 326.5mm
- Depth
- 128.5mm
- Mounting Depth
- 128.5
- Cutout
- 282mm
02
Compare
Same-size drivers, compared with the 4051. Clear differences are green when better and red when worse.
No photo
This driver4051
Best price
–
Fs
49 Hz
Qts
0.20
Vas
85.2 L
BL
20.9 T·m
Xmax
5 mm
Sensitivity
98.8 dB
Power
300 W
B&C12MH32
£137.39Fs53 Hz +8%
Qts0.19 −5%
Vas63 L −26%, better
BL22.3 T·m +7%
Xmax5 mm –
Sensitivity98.7 dB –
PRV Audio12MR1200X
£148.98Fs53 Hz +7%
Qts0.21 +5%
Vas71.8 L −16%, better
BL22 T·m +5%
Xmax4.5 mm −10%, worse
Sensitivity99 dB –
Eighteen Sound12MB600
£149.00Fs44 Hz −10%, better
Qts0.18 −10%, better
Vas115 L +35%, worse
BL18 T·m −14%, worse
Xmax4.5 mm −10%, worse
Sensitivity99.2 dB –
B&C12PLB76
£149.60Fs50 Hz –
Qts0.23 +15%, worse
Vas75 L −12%, better
BL18.6 T·m −11%, worse
Xmax5 mm –
Sensitivity97.9 dB −0.9
B&C12NDL76
£165.48Fs50 Hz –
Qts0.20 –
Vas73 L −14%, better
BL20.1 T·m −4%
Xmax7 mm +40%, better
Sensitivity98.4 dB –
Eighteen Sound12MB700
£171.33Fs49 Hz –
Qts0.19 −5%
Vas101 L +19%, worse
BL17.8 T·m −15%, worse
Xmax4.5 mm −10%, worse
Sensitivity99.8 dB +1
Beyma12P80FE
£175.00Fs48 Hz –
Qts0.21 +5%
Vas61 L −28%, better
BL23 T·m +10%, better
Xmax7.5 mm +50%, better
Sensitivity96.9 dB −1.9
BMS12S320
£204.98Fs45 Hz −7%
Qts0.20 –
Vas69.5 L −18%, better
BL23.3 T·m +11%, better
Xmax4.5 mm −10%, worse
Sensitivity96.9 dB −1.9
Sica12 F 4 CP
£216.46Fs46 Hz −6%
Qts0.20 –
Vas52 L −39%, better
BL26.0 T·m +24%, better
Xmax6 mm +20%, better
Sensitivity95.8 dB −3, worse
RCFMB12N351
£225.00Fs55 Hz +12%, worse
Qts0.20 –
Vas61 L −28%, better
BL22.5 T·m +8%
Xmax6 mm +20%, better
Sensitivity98.9 dB –
Eighteen Sound12ND710
£239.87Fs52 Hz +6%
Qts0.20 –
Vas92 L +8%
BL18 T·m −14%, worse
Xmax5 mm –
Sensitivity100.1 dB +1.3
Eighteen Sound12ND930
£248.59Fs50 Hz –
Qts0.21 +5%
Vas70 L −18%, better
BL21.2 T·m –
Xmax6.5 mm +30%, better
Sensitivity98 dB −0.8
BMS12C362
£287.08Fs46 Hz −7%
Qts0.20 –
Vas60.6 L −29%, better
BL23.2 T·m +11%, better
Xmax4.5 mm −10%, worse
Sensitivity96.7 dB −2.1, worse
Beyma12P80ND
£374.18Fs47 Hz −4%
Qts0.19 −5%
Vas65 L −24%, better
BL23.7 T·m +13%, better
Xmax7.5 mm +50%, better
Sensitivity97.3 dB −1.5
LavoceCAN123.00T
£400.33Fs46 Hz −6%
Qts0.22 +10%
Vas91 L +7%
BL18.5 T·m −11%, worse
Xmax6 mm +20%, better
Sensitivity97.9 dB −0.9
Eighteen Sound12MB710
No current priceFs46 Hz −6%
Qts0.20 –
Vas81 L −5%
BL20.5 T·m –
Xmax5 mm –
Sensitivity98 dB −0.8
Eighteen Sound12MB720
No current priceFs46 Hz −6%
Qts0.20 –
Vas81 L −5%
BL20.5 T·m –
Xmax5 mm –
Sensitivity98 dB −0.8
Eighteen Sound12MB810
No current priceFs46 Hz −6%
Qts0.20 –
Vas81 L −5%
BL20.5 T·m –
Xmax5 mm –
Sensitivity98 dB −0.8
Oberton12NXL400
No current priceFs49 Hz –
Qts0.20 –
Vas79.2 L −7%
BL20.6 T·m –
Xmax5.3 mm +5%
Sensitivity98.5 dB –
Oberton12NB400
No current priceFs44 Hz −11%, better
Qts0.18 −10%, better
Vas70.5 L −17%, better
BL20.3 T·m –
Xmax5.3 mm +5%
Sensitivity97.1 dB −1.7
Eighteen Sound12MB777
No current priceFs49 Hz –
Qts0.19 −5%
Vas101 L +19%, worse
BL17.8 T·m −15%, worse
Xmax4.5 mm −10%, worse
Sensitivity99.8 dB +1
Oberton12NB450
No current priceFs46 Hz −5%
Qts0.20 –
Vas72.6 L −15%, better
BL20.3 T·m –
Xmax7.8 mm +55%, better
Sensitivity97.5 dB −1.3
Eighteen Sound12MB650
No current priceFs48 Hz –
Qts0.23 +15%, worse
Vas90 L +6%
BL19 T·m −9%
Xmax5.5 mm +10%, better
Sensitivity98.2 dB −0.6
Eighteen Sound12ND940
No current priceFs49 Hz –
Qts0.20 –
Vas64.8 L −24%, better
BL22.2 T·m +6%
Xmax7.6 mm +52%, better
Sensitivity97.8 dB −1
LavoceCAN123.00TH
No current priceFs46 Hz −6%
Qts0.22 +10%
Vas91 L +7%
BL18.5 T·m −11%, worse
Xmax6 mm +20%, better
Sensitivity97.9 dB −0.9
No photo
PHL Audio4330NDU
No current priceFs36 Hz −27%, better
Qts0.22 +10%
Vas82.6 L −3%
BL22 T·m +5%
Xmax8 mm +60%, better
Sensitivity94.3 dB −4.5, worse
RCFCX12N351
No current priceFs58 Hz +18%, worse
Qts0.20 –
Vas47 L −45%, better
BL25 T·m +20%, better
Xmax6 mm +20%, better
Sensitivity98.4 dB –
RCFMB12N405
No current priceFs52 Hz +6%
Qts0.20 –
Vas53 L −38%, better
BL23.5 T·m +12%, better
Xmax7 mm +40%, better
Sensitivity97.5 dB −1.3
Precision DevicesPD.124NR1-LR
No current priceFs45 Hz −8%
Qts0.23 +12%, worse
Vas78 L −8%
BL22 T·m +5%
Xmax8.5 mm +70%, better
Sensitivity96.9 dB −1.9
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.