B&C12CLA76
£152.09Fs52 Hz +7%
Qts0.25 –
Vas56 L +18%, worse
BL20.2 T·m −12%, worse
Xmax5.3 mm −24%, worse
Sensitivity96.8 dB +1.8
12-inch LF driver · 100 mm voice coil · 1,000 W
Sica 12 K 4 PL 8Ω
8 Ω
No current price
- Fs
- 49Hz
- Xmax
- 7mm
- SPL
- 95dB
- Pe
- 1000W
- BL
- 22.9T·m
- Vd
- 372cm³
- Qts
- 0.25
- Vas
- 47L
Sica 12 K 4 PL is a 12-inch 8 ohm LF driver rated at 1000 W RMS. The validated T/S data includes Fs 49 Hz, Qts 0.25, Vas 47.4 L, Xmax 7 mm, sensitivity 95 dB, plus 372 cm³ Vd and 180 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
- 0.25
- Qes
- 0.27
- Qms
- 4.2
- Vas
- 47.4L
- Re
- 5.1Ω
- Le
- 0.53mH
Motor and cone
- BL
- 22.9T·m
- Sd
- 531cm²
- Mms
- 91g
- Xmax
- 7mm
- Vd †
- 372cm³
- Voice coil
- 100mm
- Flux density
- 1.10T
Power and response
- Sensitivity †
- 95dB
- Manufacturer sensitivity
- 97.1dB
- Power
- 1000W
- Impedance
- 8Ω
- EBP †
- 180 · Leans vented
Size and mounting
- Diameter
- 320mm
- Cutout
- 284mm
- Bolt circle
- 301mm
- Depth
- 154.8mm
- Weight
- 6.6kg
Other published values
- Cms
- 0.12mm/N
- Power Program
- 2000
Sensitivity shows 95.0 dB, calculated from the T/S values. Sica publishes 97.1 dB, 2.1 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else Sica lists
LF · Primary · 12″
- BL
- 22.9T·m
- Fs
- 49Hz
- Le
- 0.53mH
- Re
- 5.1Ω
- Sd
- 531cm²
- Cms
- 0.12mm/N
- Mms
- 91g
- Qes
- 0.27
- Qms
- 4.2
- Qts
- 0.25
- SPL
- 95dB
- Vas
- 47.4L
- Xmax
- 7mm
- Power
- 1000W
- Impedance
- 8Ω
- Flux density
- 1.10T
- Sensitivity
- 97.1dB
- Power Program
- 2000
- Calculated sensitivity †
- 95dB
- Manufacturer sensitivity
- 97.1dB
- Voice coil
- 100mm
- Weight
- 6.6kg
- Diameter
- 320mm
- Depth
- 154.8mm
- Cutout
- 284mm
- Bolt circle
- 301mm
02
Compare
Same-size drivers, compared with the 12 K 4 PL. Clear differences are green when better and red when worse.
This driver12 K 4 PL
Best price
–
Fs
49 Hz
Qts
0.25
Vas
47.4 L
BL
22.9 T·m
Xmax
7 mm
Sensitivity
95 dB
Power
1000 W
LavoceWAN123.00
£163.28Fs49 Hz –
Qts0.27 +8%
Vas68.8 L +45%, worse
BL17.9 T·m −22%, worse
Xmax6.9 mm –
Sensitivity96.6 dB +1.6
Beyma12MCB700
£174.16Fs51 Hz +5%
Qts0.27 +8%
Vas59.5 L +26%, worse
BL20.4 T·m −11%, worse
Xmax7 mm –
Sensitivity96.4 dB +1.4
FaitalPRO12FH530
£175.62Fs45 Hz −7%
Qts0.26 +4%
Vas74.1 L +56%, worse
BL18.9 T·m −17%, worse
Xmax7.5 mm +7%
Sensitivity96 dB +1
PRV Audio12MR2000X
£187.24Fs65 Hz +33%, worse
Qts0.28 +12%, worse
Vas39.6 L −16%, better
BL23.2 T·m –
Xmax6.6 mm −6%
Sensitivity97.9 dB +2.9, better
RCFMB12X351
£187.93Fs55 Hz +13%, worse
Qts0.26 +4%
Vas46 L –
BL22.5 T·m –
Xmax7 mm –
Sensitivity96.6 dB +1.6
B&C12PS100
£188.23Fs44 Hz −9%
Qts0.27 +8%
Vas47 L –
BL22.5 T·m –
Xmax8 mm +14%, better
Sensitivity93.4 dB −1.6
Eighteen Sound12LW800
£189.95Fs52 Hz +7%
Qts0.29 +16%, worse
Vas48 L –
BL21.3 T·m −7%
Xmax6.5 mm −7%
Sensitivity95.6 dB +0.6
B&C12TBX100
£199.98Fs42 Hz −13%, better
Qts0.26 +4%
Vas37.5 L −21%, better
BL25.5 T·m +12%, better
Xmax9 mm +29%, better
Sensitivity92.2 dB −2.8, worse
BMS12S330
£204.98Fs29 Hz −41%, better
Qts0.24 −4%
Vas85.5 L +80%, worse
BL23 T·m –
Xmax8 mm +14%, better
Sensitivity91.1 dB −3.9, worse
B&C12NDL88
£209.23Fs51 Hz +5%
Qts0.27 +8%
Vas52 L +10%
BL19.9 T·m −13%, worse
Xmax8 mm +14%, better
Sensitivity95.8 dB +0.8
Beyma12MC700ND
£228.78Fs51 Hz +5%
Qts0.24 −4%
Vas58 L +22%, worse
BL21.6 T·m −5%
Xmax7 mm –
Sensitivity96.7 dB +1.7
FaitalPRO12FX600
£247.20Fs48 Hz –
Qts0.24 −4%
Vas44.4 L −6%
BL25.3 T·m +11%, better
Xmax9.9 mm +41%, better
Sensitivity95 dB –
Beyma12P80FE
£248.03Fs48 Hz –
Qts0.21 −16%, better
Vas61 L +29%, worse
BL23 T·m –
Xmax7.5 mm +7%
Sensitivity96.9 dB +1.9
Beyma12P1000ND
£319.41Fs47 Hz −3%
Qts0.26 +4%
Vas49 L +3%
BL23.5 T·m –
Xmax8 mm +14%, better
Sensitivity94.8 dB –
Eighteen Sound12NLW9410
£332.75Fs42 Hz −13%, better
Qts0.26 +4%
Vas55 L +16%, worse
BL21.7 T·m −5%
Xmax11 mm +57%, better
Sensitivity93.8 dB −1.2
Sica12 S 4 PL
£335.27Fs40 Hz −17%, better
Qts0.25 –
Vas57 L +20%, worse
BL23.5 T·m –
Xmax7.5 mm +7%
Sensitivity93.6 dB −1.4
Beyma12CXA400ND
£349.99Fs45 Hz −7%
Qts0.25 –
Vas88.5 L +87%, worse
BL21.4 T·m −6%
Xmax6 mm −14%, worse
Sensitivity96.9 dB +1.9
BMS12CN680
£365.51Fs46 Hz −5%
Qts0.26 +4%
Vas58 L +22%, worse
BL20.6 T·m −10%
Xmax5.5 mm −21%, worse
Sensitivity95.2 dB –
Oberton12MB35
No current priceFs51 Hz +6%
Qts0.27 +7%
Vas50.1 L +6%
BL20.5 T·m −10%, worse
Xmax6.8 mm −4%
Sensitivity96 dB +1
No photo
PHL Audio4071-1
No current priceFs47 Hz −3%
Qts0.24 −4%
Vas57.8 L +22%, worse
BL20.6 T·m −10%
Xmax6.5 mm −7%
Sensitivity95.7 dB +0.7
RCFLF12P903
No current priceFs47 Hz −3%
Qts0.23 −8%
Vas65 L +37%, worse
BL22.1 T·m −3%
Xmax7 mm –
Sensitivity96.5 dB +1.5
LavoceNBASS12-30
No current priceFs46 Hz −5%
Qts0.26 +4%
Vas68.6 L +45%, worse
BL19.5 T·m −15%, worse
Xmax6.6 mm −6%
Sensitivity96 dB +1
Oberton12B401
No current priceFs47 Hz −4%
Qts0.24 –
Vas69.6 L +47%, worse
BL19.9 T·m −13%, worse
Xmax6.8 mm −4%
Sensitivity96.5 dB +1.5
Sica12 PFS 4
No current priceFs39 Hz −20%, better
Qts0.26 +4%
Vas55.6 L +17%, worse
BL23.9 T·m +5%
Xmax9 mm +29%, better
Sensitivity92.9 dB −2.1, worse
RCFMB12N405
No current priceFs52 Hz +7%
Qts0.20 −20%, better
Vas53 L +12%, worse
BL23.5 T·m –
Xmax7 mm –
Sensitivity97.5 dB +2.5, better
CelestionTSQ1230
No current priceFs55 Hz +13%, worse
Qts0.30 +21%, worse
Vas45.2 L −5%
BL20.5 T·m −10%, worse
Xmax6.8 mm −4%
Sensitivity95.8 dB +0.8
No photo
PHL Audio4031
No current priceFs44 Hz −9%
Qts0.27 +8%
Vas70 L +48%, worse
BL20.5 T·m −10%, worse
Xmax7.5 mm +7%
Sensitivity95.2 dB –
No photo
PHL Audio4031NDU
No current priceFs44 Hz −9%
Qts0.27 +8%
Vas70 L +48%, worse
BL20.5 T·m −10%, worse
Xmax7.5 mm +7%
Sensitivity95.2 dB –
No photo
PHL Audio4310NDU
No current priceFs43 Hz −11%, better
Qts0.27 +8%
Vas56.7 L +20%, worse
BL22 T·m −4%
Xmax10 mm +43%, better
Sensitivity94.1 dB −0.9
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.