LavoceWSF122.50
£75.52 · 56% less, betterFs49 Hz –
Qts0.33 +6%
Vas70.2 L +10%, worse
BL17.2 T·m –
Xmax4.7 mm +16%, better
Sensitivity95.8 dB –
12-inch LF driver · 76 mm voice coil · 450 W
REDCATT 12NPM 8Ω
8 Ω
£170.67
Lautsprecherteile · 4 in stock · All 1 offer
- Fs
- 49Hz
- Xmax
- 4.0mm
- SPL
- 96dB
- Pe
- 450W
- BL
- 17.3T·m
- Vd
- 215cm³
- Qts
- 0.31
- Vas
- 64L
REDCATT 12NPM is a 12-inch 8 ohm LF driver rated at 450 W RMS. The validated T/S data includes Fs 49 Hz, Qts 0.31, Vas 63.6 L, Xmax 4.0 mm, sensitivity 95.7 dB, plus 215 cm³ Vd and 153 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £170.67.
The published T/S values agree with each other
Thiele/Small
- Fs
- 49Hz
- Qts
- 0.31
- Qes
- 0.32
- Qms
- 9.9
- Vas
- 63.6L
- Re
- 4.7Ω
- Le
- 0.65mH
Motor and cone
- BL
- 17.3T·m
- Sd
- 531cm²
- Mms
- 66g
- Xmax
- 4.0mm
- Vd †
- 215cm³
- Voice coil
- 76mm
Power and response
- Sensitivity †
- 95.7dB
- Manufacturer sensitivity
- 98dB
- Power
- 450W
- Impedance
- 8Ω
- EBP †
- 153 · Leans vented
Size and mounting
- Diameter
- 315mm
- Cutout
- 285mm
- Bolt circle
- 298mm
- Weight
- 4.1kg
Other published values
- Xmech
- 14.55
- Power Peak
- 1800
Other dimensions
- Mounting Depth
- 142.5
Sensitivity shows 95.7 dB, calculated from the T/S values. REDCATT publishes 98.0 dB, 2.3 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else REDCATT lists
LF · Primary · 12″
- BL
- 17.3T·m
- Fs
- 49Hz
- Le
- 0.65mH
- Re
- 4.7Ω
- Sd
- 531cm²
- Mms
- 66g
- Qes
- 0.32
- Qms
- 9.9
- Qts
- 0.31
- SPL
- 95.7dB
- Vas
- 63.6L
- Xmax
- 4.0mm
- Xmech
- 14.55
- Power
- 450W
- Impedance
- 8Ω
- Power Peak
- 1800
- Sensitivity
- 98dB
- Calculated sensitivity †
- 95.7dB
- Manufacturer sensitivity
- 98dB
- Voice coil
- 76mm
- Weight
- 4.1kg
- Diameter
- 315mm
- Mounting Depth
- 142.5
- Cutout
- 285mm
- Bolt circle
- 298mm
02
Compare
Same-size drivers, compared with the 12NPM. Clear differences are green when better and red when worse.
This driver12NPM
Best price
£170.67
Fs
49 Hz
Qts
0.31
Vas
63.6 L
BL
17.3 T·m
Xmax
4.0 mm
Sensitivity
95.7 dB
Power
450 W
B&C12CL64
£79.00 · 54% less, betterFs52 Hz +6%
Qts0.30 −3%
Vas64 L –
BL17.5 T·m –
Xmax4.5 mm +11%, better
Sensitivity96.5 dB +0.8
MonacorTF1225E/8
£106.72 · 37% less, betterFs53 Hz +7%
Qts0.33 +7%
Vas67 L +5%
BL17.7 T·m –
Xmax5 mm +23%, better
Sensitivity96.3 dB +0.6
CIAREPWA12.64
£116.96 · 31% less, betterFs55 Hz +12%, worse
Qts0.35 +13%, worse
Vas58 L −9%
BL17.6 T·m –
Xmax4.5 mm +11%, better
Sensitivity96.3 dB +0.6
B&C12FW64
£136.93 · 20% less, betterFs55 Hz +12%, worse
Qts0.29 −6%
Vas64 L –
BL15.5 T·m −10%, worse
Xmax5 mm +23%, better
Sensitivity97.3 dB +1.6
CelestionTN1230
£145.00 · 15% less, betterFs47 Hz −5%
Qts0.35 +13%, worse
Vas64.3 L –
BL18.6 T·m +7%
Xmax3.8 mm −7%
Sensitivity94.5 dB −1.2
FaitalPRO12FH520
£197.29 · 16% more, worseFs50 Hz –
Qts0.29 −6%
Vas73.7 L +16%, worse
BL17.3 T·m –
Xmax7.3 mm +79%, better
Sensitivity96.9 dB +1.2
B&C12FHX76
£291.66 · 71% more, worseFs48 Hz –
Qts0.33 +6%
Vas88 L +38%, worse
BL14.4 T·m −17%, worse
Xmax4 mm –
Sensitivity96.3 dB +0.6
Eighteen Sound12NCX750
£426.63 · 150% more, worseFs58 Hz +18%, worse
Qts0.29 −6%
Vas63 L –
BL17.5 T·m –
Xmax5.5 mm +36%, better
Sensitivity98 dB +2.3, better
Eighteen Sound12NCX910
£436.54 · 156% more, worseFs57 Hz +16%, worse
Qts0.30 −3%
Vas58 L −9%
BL18.1 T·m +5%
Xmax6.9 mm +70%, better
Sensitivity97.4 dB +1.7
Eighteen Sound12NCX750H
£444.75 · 161% more, worseFs58 Hz +18%, worse
Qts0.29 −6%
Vas63 L –
BL17.5 T·m –
Xmax5.5 mm +36%, better
Sensitivity98 dB +2.3, better
Eighteen Sound12NCX910N
£478.98 · 181% more, worseFs57 Hz +16%, worse
Qts0.30 −3%
Vas58 L −9%
BL18.1 T·m +5%
Xmax6.9 mm +70%, better
Sensitivity97.4 dB +1.7
P.Audio12BM-300B-V3
No current priceFs55 Hz +12%, worse
Qts0.34 +10%
Vas62.4 L –
BL17.1 T·m –
Xmax3.9 mm −4%
Sensitivity96.6 dB +0.9
P.Audio12BM-400B
No current priceFs55 Hz +12%, worse
Qts0.34 +10%
Vas62.4 L –
BL17.1 T·m –
Xmax3.9 mm −4%
Sensitivity96.6 dB +0.9
CelestionNTR12-3018D
No current priceFs59 Hz +20%, worse
Qts0.30 −5%
Vas50.4 L −21%, better
BL19.9 T·m +15%, better
Xmax4 mm –
Sensitivity97 dB +1.3
Oberton12NCX
No current priceFs58 Hz +19%, worse
Qts0.30 −3%
Vas62.9 L –
BL17.2 T·m –
Xmax5.3 mm +30%, better
Sensitivity98.1 dB +2.4, better
PRV Audio12MB2000FT
No current priceFs56 Hz +13%, worse
Qts0.32 +3%
Vas66.9 L +5%
BL17.7 T·m –
Xmax6 mm +48%, better
Sensitivity97.5 dB +1.8
CelestionTN1225
No current priceFs61 Hz +25%, worse
Qts0.31 –
Vas63.7 L –
BL15.8 T·m −9%
Xmax2.5 mm −38%, worse
Sensitivity98.4 dB +2.7, better
JensenBP12250-8
No current priceFs50 Hz –
Qts0.32 +3%
Vas73.5 L +16%, worse
BL16.4 T·m −5%
Xmax3.1 mm −23%, worse
Sensitivity96.4 dB +0.7
Eighteen Sound12NCX910BE
No current priceFs57 Hz +16%, worse
Qts0.30 −3%
Vas58 L −9%
BL18.1 T·m +5%
Xmax6.9 mm +70%, better
Sensitivity97.4 dB +1.7
PRV Audio12MB2000FT-NDY
No current priceFs55 Hz +12%, worse
Qts0.30 −3%
Vas71.5 L +12%, worse
BL17.7 T·m –
Xmax6 mm +48%, better
Sensitivity97.9 dB +2.2, better
REDCATT125FPM
No current priceFs63 Hz +29%, worse
Qts0.31 –
Vas48.1 L −24%, better
BL17.2 T·m –
Xmax2.5 mm −37%, worse
Sensitivity97.6 dB +1.9
MonacorSP-312CX
No current priceFs55 Hz +12%, worse
Qts0.33 +6%
Vas64 L –
BL16.9 T·m –
Xmax3 mm −26%, worse
Sensitivity96.7 dB +1
CIARECSD124-22
No current priceFs34 Hz −31%, better
Qts0.30 −3%
Vas54 L −15%, better
BL18.2 T·m +5%
Xmax13 mm +221%, better
Sensitivity90.2 dB −5.5, worse
B&C12FL76
No current priceFs50 Hz –
Qts0.30 −3%
Vas57 L −10%, better
BL18.7 T·m +8%
Xmax6 mm +48%, better
Sensitivity95.5 dB –
Sica12 C 2.5 CP
No current priceFs51 Hz +3%
Qts0.30 −3%
Vas84.5 L +33%, worse
BL17.3 T·m –
Xmax5 mm +23%, better
Sensitivity97.5 dB +1.8
P.Audio12NT-76MB
No current priceFs55 Hz +12%, worse
Qts0.36 +16%, worse
Vas71.6 L +13%, worse
BL17.4 T·m –
Xmax4.5 mm +11%, better
Sensitivity97.1 dB +1.4
P.Audio12BMA-500B
No current priceFs57 Hz +16%, worse
Qts0.34 +10%
Vas61.4 L −3%
BL16.7 T·m −3%
Xmax5 mm +23%, better
Sensitivity97 dB +1.3
Oberton12NSW600
No current priceFs42 Hz −14%, better
Qts0.32 –
Vas62.3 L –
BL20.2 T·m +17%, better
Xmax14.3 mm +252%, better
Sensitivity93.5 dB −2.2, worse
P.Audio12NX-76MB
No current priceFs55 Hz +12%, worse
Qts0.31 –
Vas50.3 L −21%, better
BL21.4 T·m +24%, better
Xmax4.8 mm +17%, better
Sensitivity96.3 dB +0.6
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 |
|---|---|---|---|---|
Lautsprecherteile | £170.67, the lowest price | 4 in stock | Visit shop at Lautsprecherteile |
Best price over time
Tracked since 1 Oct