B&C12CLA76
£153.54 · 18% less, betterFs52 Hz −5%
Qts0.25 −4%
Vas56 L +22%, worse
BL20.2 T·m −10%, worse
Xmax5.3 mm −24%, worse
Sensitivity96.8 dB –
12-inch LF driver · 89 mm voice coil · 700 W
RCF MB12X351 8Ω
8 Ω · 45–2500 Hz
£187.93
SteadyBlue Aran · 2 in stock · All 2 offers
- Fs
- 55Hz
- Xmax
- 7mm
- SPL
- 97dB
- Pe
- 700W
- BL
- 22.5T·m
- Vd
- 350cm³
- Qts
- 0.26
- Vas
- 46L
RCF MB12X351 is a 12-inch 8 ohm LF driver rated at 700 W RMS. The validated T/S data includes Fs 55 Hz, Qts 0.26, Vas 46 L, Xmax 7 mm, sensitivity 96.6 dB, plus 350 cm³ Vd and 204 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 £187.93.
The published T/S values agree with each other
Thiele/Small
- Fs
- 55Hz
- Qts
- 0.26
- Qes
- 0.27
- Qms
- 5.9
- Vas
- 46L
- Re
- 5.4Ω
- Le
- 0.90mH
Motor and cone
- BL
- 22.5T·m
- Sd
- 500cm²
- Mms
- 72g
- Xmax
- 7mm
- Vd †
- 350cm³
- Voice coil
- 89mm
Power and response
- Sensitivity †
- 96.6dB
- Manufacturer sensitivity
- 98.5dB
- Power
- 700W
- Impedance
- 8Ω
- Min. impedance
- 7.1Ω
- Range
- 45–2500Hz
- EBP †
- 204 · Leans vented
Size and mounting
- Diameter
- 320mm
- Cutout
- 282mm
- Bolt circle
- 304mm
- Weight
- 7.6kg
Other published values
- Xmech
- 40
- Power Program
- 1400
Sensitivity shows 96.6 dB, calculated from the T/S values. RCF publishes 98.5 dB, 1.9 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else RCF lists
LF · Primary · 12″
- BL
- 22.5T·m
- Fs
- 55Hz
- Le
- 0.90mH
- Re
- 5.4Ω
- Sd
- 500cm²
- Mms
- 72g
- Qes
- 0.27
- Qms
- 5.9
- Qts
- 0.26
- SPL
- 96.6dB
- Vas
- 46L
- Xmax
- 7mm
- Xmech
- 40
- Power
- 700W
- Impedance
- 8Ω
- Sensitivity
- 98.5dB
- Low limit
- 45Hz
- Power Program
- 1400
- Calculated sensitivity †
- 96.6dB
- High limit
- 2500Hz
- Manufacturer sensitivity
- 98.5dB
- Min. impedance
- 7.1Ω
- Voice coil
- 89mm
- Weight
- 7.6kg
- Diameter
- 320mm
- Cutout
- 282mm
- Bolt circle
- 304mm
02
Compare
Same-size drivers, compared with the MB12X351. Clear differences are green when better and red when worse.
This driverMB12X351
Best price
£187.93
Fs
55 Hz
Qts
0.26
Vas
46 L
BL
22.5 T·m
Xmax
7 mm
Sensitivity
96.6 dB
Power
700 W
LavoceWAN123.00
£163.28 · 13% less, betterFs49 Hz −11%, better
Qts0.27 +4%
Vas68.8 L +50%, worse
BL17.9 T·m −20%, worse
Xmax6.9 mm –
Sensitivity96.6 dB –
Beyma12MCB700
£174.16 · 7% less, betterFs51 Hz −7%
Qts0.27 +4%
Vas59.5 L +29%, worse
BL20.4 T·m −9%
Xmax7 mm –
Sensitivity96.4 dB –
FaitalPRO12FH530
£175.00 · 7% less, betterFs45 Hz −18%, better
Qts0.26 –
Vas74.1 L +61%, worse
BL18.9 T·m −16%, worse
Xmax7.5 mm +7%
Sensitivity96 dB −0.6
PRV Audio12MR2000X
£186.95 · Same priceFs65 Hz +18%, worse
Qts0.28 +8%
Vas39.6 L −14%, better
BL23.2 T·m +3%
Xmax6.6 mm −6%
Sensitivity97.9 dB +1.3
Eighteen Sound12LW800
£189.95 · 1% moreFs52 Hz −5%
Qts0.29 +12%, worse
Vas48 L +4%
BL21.3 T·m −5%
Xmax6.5 mm −7%
Sensitivity95.6 dB −1
B&C12PS100
£193.00 · 3% moreFs44 Hz −20%, better
Qts0.27 +4%
Vas47 L –
BL22.5 T·m –
Xmax8 mm +14%, better
Sensitivity93.4 dB −3.2, worse
B&C12TBX100
£199.28 · 6% more, worseFs42 Hz −24%, better
Qts0.26 –
Vas37.5 L −18%, better
BL25.5 T·m +13%, better
Xmax9 mm +29%, better
Sensitivity92.2 dB −4.4, worse
B&C12NDL88
£208.49 · 11% more, worseFs51 Hz −7%
Qts0.27 +4%
Vas52 L +13%, worse
BL19.9 T·m −12%, worse
Xmax8 mm +14%, better
Sensitivity95.8 dB −0.8
Beyma12MC700ND
£209.29 · 11% more, worseFs51 Hz −7%
Qts0.24 −8%
Vas58 L +26%, worse
BL21.6 T·m −4%
Xmax7 mm –
Sensitivity96.7 dB –
FaitalPRO12HP1020
£232.77 · 24% more, worseFs55 Hz –
Qts0.27 +4%
Vas38.6 L −16%, better
BL24.3 T·m +8%
Xmax9 mm +29%, better
Sensitivity95.6 dB −1
FaitalPRO12FX600
£247.20 · 32% more, worseFs48 Hz −13%, better
Qts0.24 −8%
Vas44.4 L −3%
BL25.3 T·m +12%, better
Xmax9.9 mm +41%, better
Sensitivity95 dB −1.6
Beyma12P1000ND
£318.29 · 69% more, worseFs47 Hz −15%, better
Qts0.26 –
Vas49 L +7%
BL23.5 T·m +4%
Xmax8 mm +14%, better
Sensitivity94.8 dB −1.8
Sica12 S 4 PL
£334.09 · 78% more, worseFs40 Hz −27%, better
Qts0.25 −4%
Vas57 L +24%, worse
BL23.5 T·m +4%
Xmax7.5 mm +7%
Sensitivity93.6 dB −3, worse
Beyma12CXA400ND
£349.99 · 86% more, worseFs45 Hz −18%, better
Qts0.25 −4%
Vas88.5 L +92%, worse
BL21.4 T·m −5%
Xmax6 mm −14%, worse
Sensitivity96.9 dB –
BMS12CN680
£365.51 · 94% more, worseFs46 Hz −16%, better
Qts0.26 –
Vas58 L +26%, worse
BL20.6 T·m −8%
Xmax5.5 mm −21%, worse
Sensitivity95.2 dB −1.4
Scanspeak28W/4878T01
£586.08 · 212% more, worseFs23 Hz −58%, better
Qts0.26 –
Vas104 L +126%, worse
BL12 T·m −47%, worse
Xmax7 mm –
Sensitivity88.7 dB −7.9, worse
Sica12 K 4 PL
No current priceFs49 Hz −12%, better
Qts0.25 −4%
Vas47.4 L +3%
BL22.9 T·m –
Xmax7 mm –
Sensitivity95 dB −1.6
Oberton12MB35
No current priceFs51 Hz −6%
Qts0.27 –
Vas50.1 L +9%
BL20.5 T·m −9%
Xmax6.8 mm −4%
Sensitivity96 dB −0.6
No photo
PHL Audio4071-1
No current priceFs47 Hz −15%, better
Qts0.24 −8%
Vas57.8 L +26%, worse
BL20.6 T·m −8%
Xmax6.5 mm −7%
Sensitivity95.7 dB −0.9
LavoceNBASS12-30
No current priceFs46 Hz −16%, better
Qts0.26 –
Vas68.6 L +49%, worse
BL19.5 T·m −13%, worse
Xmax6.6 mm −6%
Sensitivity96 dB −0.6
Eighteen Sound12NLW9410
No current priceFs42 Hz −24%, better
Qts0.26 –
Vas55 L +20%, worse
BL21.7 T·m −4%
Xmax11 mm +57%, better
Sensitivity93.8 dB −2.8, worse
RCFLF12P903
No current priceFs47 Hz −15%, better
Qts0.23 −12%, better
Vas65 L +41%, worse
BL22.1 T·m –
Xmax7 mm –
Sensitivity96.5 dB –
Sica12 PFS 4
No current priceFs39 Hz −29%, better
Qts0.26 –
Vas55.6 L +21%, worse
BL23.9 T·m +6%
Xmax9 mm +29%, better
Sensitivity92.9 dB −3.7, worse
CelestionTSQ1230
No current priceFs55 Hz –
Qts0.30 +17%, worse
Vas45.2 L –
BL20.5 T·m −9%
Xmax6.8 mm −4%
Sensitivity95.8 dB −0.8
No photo
PHL Audio4310NDU
No current priceFs43 Hz −22%, better
Qts0.27 +4%
Vas56.7 L +23%, worse
BL22 T·m –
Xmax10 mm +43%, better
Sensitivity94.1 dB −2.5, worse
No photo
PHL Audio4031
No current priceFs44 Hz −20%, better
Qts0.27 +4%
Vas70 L +52%, worse
BL20.5 T·m −9%
Xmax7.5 mm +7%
Sensitivity95.2 dB −1.4
No photo
PHL Audio4031NDU
No current priceFs44 Hz −20%, better
Qts0.27 +4%
Vas70 L +52%, worse
BL20.5 T·m −9%
Xmax7.5 mm +7%
Sensitivity95.2 dB −1.4
Oberton12B401
No current priceFs47 Hz −15%, better
Qts0.24 −6%
Vas69.6 L +51%, worse
BL19.9 T·m −11%, worse
Xmax6.8 mm −4%
Sensitivity96.5 dB –
RCFMB12N405
No current priceFs52 Hz −5%
Qts0.20 −23%, better
Vas53 L +15%, worse
BL23.5 T·m +4%
Xmax7 mm –
Sensitivity97.5 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
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
Blue Aran | £187.93, the lowest price | 2 in stock | Visit shop at Blue Aran | |
Audio Video Parts Import VAT and duty may apply | £154.43 | Special order | Visit shop at Audio Video Parts |
Best price over time
Tracked since 1 Apr