PRV Audio12MB1000FT
£119.17Fs53 Hz +51%, worse
Qts0.37 +6%
Vas74.6 L +7%
BL16.5 T·m −19%, worse
Xmax6.9 mm −8%
Sensitivity96.6 dB +5.4, better
No product photo
12-inch LF driver · 77 mm voice coil · 500 W
PHL Audio 4021 8Ω
8 Ω · 30–2000 Hz
No current price
- Fs
- 35Hz
- Xmax
- 7.5mm
- SPL
- 91dB
- Pe
- 500W
- BL
- 20.5T·m
- Vd
- 404cm³
- Qts
- 0.35
- Vas
- 70L
PHL Audio 4021 is a 12-inch 8 ohm LF driver rated at 500 W RMS. The validated T/S data includes Fs 35 Hz, Qts 0.35, Vas 70 L, Xmax 7.5 mm, sensitivity 91.2 dB, plus 404 cm³ Vd and 97 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
- 35Hz
- Qts
- 0.35
- Qes
- 0.36
- Qms
- 10.8
- Vas
- 70L
- Re
- 5.6Ω
- Le
- 1.28mH
Motor and cone
- BL
- 20.5T·m
- Sd
- 539cm²
- Mms
- 123g
- Xmax
- 7.5mm
- Vd †
- 404cm³
- Voice coil
- 77mm
Power and response
- Sensitivity †
- 91.2dB
- Manufacturer sensitivity
- 91dB
- Power
- 500W
- Nominal power
- 500W
- Impedance
- 8Ω
- Range
- 30–2000Hz
- EBP †
- 97 · Sealed or vented
Size and mounting
- Diameter
- 326.5mm
- Cutout
- 282mm
- Depth
- 128.5mm
- Weight
- 8.9kg
Other published values
- Cms
- 0.17mm/N
- Xmech
- 14
Other dimensions
- Mounting Depth
- 128.5
† Calculated by bits from the published values
What this validation status means
Everything else PHL Audio lists
LF · Primary · 12″
- BL
- 20.5T·m
- Fs
- 35Hz
- Le
- 1.28mH
- Re
- 5.6Ω
- Sd
- 539cm²
- Cms
- 0.17mm/N
- Mms
- 123g
- Qes
- 0.36
- Qms
- 10.8
- Qts
- 0.35
- SPL
- 91.2dB
- Vas
- 70L
- Xmax
- 7.5mm
- Xmech
- 14
- Power
- 500W
- Impedance
- 8Ω
- Sensitivity
- 91dB
- Low limit
- 30Hz
- Nominal power
- 500W
- Calculated sensitivity †
- 91.2dB
- High limit
- 2000Hz
- Manufacturer sensitivity
- 91dB
- Voice coil
- 77mm
- Weight
- 8.9kg
- Diameter
- 326.5mm
- Depth
- 128.5mm
- Mounting Depth
- 128.5
- Cutout
- 282mm
02
Compare
Same-size drivers, compared with the 4021. Clear differences are green when better and red when worse.
No photo
This driver4021
Best price
–
Fs
35 Hz
Qts
0.35
Vas
70 L
BL
20.5 T·m
Xmax
7.5 mm
Sensitivity
91.2 dB
Power
500 W
Beyma12MCS500
£134.46Fs57 Hz +63%, worse
Qts0.36 –
Vas57 L −19%, better
BL17.6 T·m −14%, worse
Xmax8 mm +7%
Sensitivity96.5 dB +5.3, better
PRV Audio12MR2000
£141.52Fs57 Hz +64%, worse
Qts0.33 −6%
Vas52.5 L −25%, better
BL21.3 T·m +4%
Xmax6.6 mm −12%, worse
Sensitivity96.6 dB +5.4, better
CelestionTN1230
£145.00Fs47 Hz +33%, worse
Qts0.35 –
Vas64.3 L −8%
BL18.6 T·m −10%
Xmax3.8 mm −50%, worse
Sensitivity94.5 dB +3.3, better
CelestionCF1230BMB
£145.00Fs43 Hz +24%, worse
Qts0.38 +9%
Vas60.7 L −13%, better
BL18.4 T·m −10%, worse
Xmax7 mm −7%
Sensitivity92.8 dB +1.6
Beyma12MC500
£150.59Fs57 Hz +63%, worse
Qts0.34 –
Vas57 L −19%, better
BL18.3 T·m −11%, worse
Xmax8 mm +7%
Sensitivity96.8 dB +5.6, better
B&C12FW88
£163.69Fs53 Hz +51%, worse
Qts0.33 −6%
Vas45.7 L −35%, better
BL19.5 T·m −5%
Xmax8 mm +7%
Sensitivity94.9 dB +3.7, better
EminenceOMEGA PRO-12-2KW-8
£171.39Fs48 Hz +38%, worse
Qts0.39 +11%, worse
Vas49.5 L −29%, better
BL20.4 T·m –
Xmax7.1 mm −5%
Sensitivity93.4 dB +2.2, better
Eighteen Sound12W750
£172.00Fs55 Hz +57%, worse
Qts0.33 −6%
Vas61 L −13%, better
BL23.5 T·m +15%, better
Xmax8 mm +7%
Sensitivity96.7 dB +5.5, better
FaitalPRO12FH500
£176.35Fs48 Hz +37%, worse
Qts0.37 +6%
Vas77.4 L +11%, worse
BL23.8 T·m +16%, better
Xmax7.3 mm −3%
Sensitivity95.6 dB +4.4, better
Eighteen Sound12W700
£179.00Fs58 Hz +66%, worse
Qts0.36 –
Vas55 L −21%, better
BL17.7 T·m −14%, worse
Xmax6.5 mm −13%, worse
Sensitivity96.7 dB +5.5, better
SB AudienceNERO-12MWN700D
£179.95Fs53 Hz +51%, worse
Qts0.38 +9%
Vas52.5 L −25%, better
BL17.9 T·m −13%, worse
Xmax7.3 mm –
Sensitivity94.9 dB +3.7, better
FaitalPRO12HP1010
£191.59Fs45 Hz +29%, worse
Qts0.34 –
Vas56.5 L −19%, better
BL19.8 T·m −3%
Xmax9.3 mm +23%, better
Sensitivity93.7 dB +2.5, better
BMS12N630
£283.33Fs29 Hz −18%, better
Qts0.33 −6%
Vas85.5 L +22%, worse
BL19.8 T·m −3%
Xmax8 mm +7%
Sensitivity89.6 dB −1.6
Eighteen Sound12NTLW3500
£285.00Fs53 Hz +51%, worse
Qts0.33 −6%
Vas45 L −36%, better
BL19.5 T·m −5%
Xmax8.3 mm +11%, better
Sensitivity94.8 dB +3.6, better
FaitalPRO12HX240
£325.11Fs56 Hz +60%, worse
Qts0.37 +6%
Vas61.1 L −13%, better
BL16 T·m −22%, worse
Xmax7.4 mm –
Sensitivity96.5 dB +5.3, better
Sica12 S 3 PL
No current priceFs42 Hz +20%, worse
Qts0.34 –
Vas76.9 L +10%
BL16.8 T·m −18%, worse
Xmax7 mm −7%
Sensitivity94 dB +2.8, better
Eighteen Sound12NTLX3500
No current priceFs39 Hz +11%, worse
Qts0.33 −6%
Vas79.6 L +14%, worse
BL17.1 T·m −17%, worse
Xmax7.9 mm +5%
Sensitivity93.3 dB +2.1, better
Precision DevicesPD.124NR1
No current priceFs58 Hz +66%, worse
Qts0.35 –
Vas49 L −30%, better
BL19.2 T·m −6%
Xmax8.5 mm +13%, better
Sensitivity96.2 dB +5, better
CelestionCNX1230
No current priceFs54 Hz +54%, worse
Qts0.34 −4%
Vas68.4 L –
BL16.3 T·m −20%, worse
Xmax6.5 mm −13%, worse
Sensitivity96.8 dB +5.6, better
CelestionCF1230F
No current priceFs57 Hz +61%, worse
Qts0.32 −9%
Vas49.6 L −29%, better
BL18.3 T·m −11%, worse
Xmax7.5 mm –
Sensitivity96.2 dB +5, better
Eighteen Sound12NW350
No current priceFs54 Hz +54%, worse
Qts0.34 –
Vas46 L −34%, better
BL19.2 T·m −6%
Xmax8.3 mm +11%, better
Sensitivity95.2 dB +4, better
BMS12N804
No current priceFs39 Hz +11%, worse
Qts0.29 −17%, better
Vas71 L –
BL20.4 T·m –
Xmax8 mm +7%
Sensitivity93.4 dB +2.2, better
CIAREHSB322
No current priceFs36 Hz –
Qts0.37 +6%
Vas83 L +19%, worse
BL17 T·m −17%, worse
Xmax7.5 mm –
Sensitivity91.9 dB +0.7
Eighteen Sound12LW801
No current priceFs54 Hz +54%, worse
Qts0.33 −6%
Vas41 L −41%, better
BL20.3 T·m –
Xmax8 mm +7%
Sensitivity94.8 dB +3.6, better
CIARE12.75W1
No current priceFs49 Hz +40%, worse
Qts0.33 −6%
Vas67 L −4%
BL18.9 T·m −8%
Xmax6 mm −20%, worse
Sensitivity95.7 dB +4.5, better
No photo
PHL Audio4031
No current priceFs44 Hz +26%, worse
Qts0.27 −23%, better
Vas70 L –
BL20.5 T·m –
Xmax7.5 mm –
Sensitivity95.2 dB +4, better
No photo
PHL Audio4031NDU
No current priceFs44 Hz +26%, worse
Qts0.27 −23%, better
Vas70 L –
BL20.5 T·m –
Xmax7.5 mm –
Sensitivity95.2 dB +4, better
FaneCOLOSSUS 12MBH
No current priceFs48 Hz +37%, worse
Qts0.34 −4%
Vas75 L +7%
BL17.5 T·m −15%, worse
Xmax6 mm −20%, worse
Sensitivity95.8 dB +4.6, better
Oberton12NMB35
No current priceFs54 Hz +55%, worse
Qts0.36 –
Vas54.3 L −22%, better
BL17 T·m −17%, worse
Xmax6.8 mm −10%, worse
Sensitivity95.7 dB +4.5, better
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
No current price found. Pricing may appear after the next vendor refresh.