PeerlessFSL-1225R02-08
£72.53 · 71% less, betterFs63 Hz +9%
Qts0.44 –
Vas54.8 L +73%, worse
BL14.9 T·m −24%, worse
Xmax5.3 mm –
Sensitivity96.5 dB +3.1, better
12-inch LF driver · 102 mm voice coil · 800 W
REDCATT 123NPM 8Ω
8 Ω
No price for delivery to the UK
- Fs
- 58Hz
- Xmax
- 5.3mm
- SPL
- 93dB
- Pe
- 800W
- BL
- 19.6T·m
- Vd
- 289cm³
- Qts
- 0.43
- Vas
- 32L
REDCATT 123NPM is a 12-inch 8 ohm LF driver rated at 800 W RMS. The validated T/S data includes Fs 58 Hz, Qts 0.43, Vas 31.6 L, Xmax 5.3 mm, sensitivity 93.4 dB, plus 289 cm³ Vd and 129 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 £251.33.
The published T/S values agree with each other
Thiele/Small
- Fs
- 58Hz
- Qts
- 0.43
- Qes
- 0.45
- Qms
- 12.6
- Vas
- 31.6L
- Re
- 4.7Ω
- Le
- 0.71mH
Motor and cone
- BL
- 19.6T·m
- Sd
- 551cm²
- Mms
- 100g
- Xmax
- 5.3mm
- Vd †
- 289cm³
- Voice coil
- 102mm
Power and response
- Sensitivity †
- 93.4dB
- Manufacturer sensitivity
- 95.8dB
- Power
- 800W
- Impedance
- 8Ω
- EBP †
- 129 · Leans vented
Size and mounting
- Diameter
- 320.4mm
- Cutout
- 281.9mm
- Bolt circle
- 299mm
- Weight
- 6.2kg
Other published values
- Xmech
- 17.75
- Power Peak
- 3200
Other dimensions
- Mounting Depth
- 140.5
Sensitivity shows 93.4 dB, calculated from the T/S values. REDCATT publishes 95.8 dB, 2.4 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else REDCATT lists
LF · Primary · 12″
- BL
- 19.6T·m
- Fs
- 58Hz
- Le
- 0.71mH
- Re
- 4.7Ω
- Sd
- 551cm²
- Mms
- 100g
- Qes
- 0.45
- Qms
- 12.6
- Qts
- 0.43
- SPL
- 93.4dB
- Vas
- 31.6L
- Xmax
- 5.3mm
- Xmech
- 17.75
- Power
- 800W
- Impedance
- 8Ω
- Power Peak
- 3200
- Sensitivity
- 95.8dB
- Calculated sensitivity †
- 93.4dB
- Manufacturer sensitivity
- 95.8dB
- Voice coil
- 102mm
- Weight
- 6.2kg
- Diameter
- 320.4mm
- Mounting Depth
- 140.5
- Cutout
- 281.9mm
- Bolt circle
- 299mm
02
Compare
Same-size drivers, compared with the 123NPM. Clear differences are green when better and red when worse.
This driver123NPM
Best price
£251.33
Fs
58 Hz
Qts
0.43
Vas
31.6 L
BL
19.6 T·m
Xmax
5.3 mm
Sensitivity
93.4 dB
Power
800 W
£73.00 · 71% less, better
Fs47 Hz −19%, better
Qts0.40 −7%
Vas80 L +153%, worse
BL15.6 T·m −20%, worse
Xmax5 mm −5%
Sensitivity94.9 dB +1.5
CIAREFXI12
£97.15 · 61% less, betterFs55 Hz −5%
Qts0.44 –
Vas70 L +122%, worse
BL13.9 T·m −29%, worse
Xmax5 mm −5%
Sensitivity95.8 dB +2.4, better
BishopSoundBDP12
£98.00 · 61% less, betterFs68 Hz +16%, worse
Qts0.49 +15%, worse
Vas26.3 L −17%, better
BL20.4 T·m +4%
Xmax7 mm +33%, better
Sensitivity94 dB +0.6
EminenceTHE TONKER
£102.56 · 59% less, betterFs89 Hz +53%, worse
Qts0.47 +9%
Vas34.1 L +8%
BL17.4 T·m −11%, worse
Xmax0.8 mm −85%, worse
Sensitivity98.9 dB +5.5, better
EminenceDELTA-12LFC
£129.48 · 48% less, betterFs52 Hz −10%, better
Qts0.44 –
Vas63.7 L +102%, worse
BL10.9 T·m −44%, worse
Xmax4.8 mm −9%
Sensitivity94.8 dB +1.4
CelestionFTR12-3070C
£134.32 · 47% less, betterFs65 Hz +12%, worse
Qts0.32 −25%, better
Vas43.7 L +38%, worse
BL18.6 T·m −5%
Xmax5.5 mm +5%
Sensitivity97.3 dB +3.9, better
FaitalPRO12PR310
£137.00 · 45% less, betterFs54 Hz −7%
Qts0.40 −7%
Vas73.5 L +133%, worse
BL14.4 T·m −27%, worse
Xmax4.9 mm −6%
Sensitivity96.5 dB +3.1, better
CIARECMI320ND
£150.57 · 40% less, betterFs53 Hz −9%
Qts0.43 –
Vas70 L +122%, worse
BL10.6 T·m −46%, worse
Xmax5 mm −5%
Sensitivity95.8 dB +2.4, better
PRV Audio12W1600
£151.05 · 40% less, betterFs51 Hz −12%, better
Qts0.39 −9%
Vas47.0 L +49%, worse
BL20.4 T·m +4%
Xmax10.5 mm +100%, better
Sensitivity94 dB +0.6
Sica12 PF 3
£168.12 · 33% less, betterFs47 Hz −19%, better
Qts0.39 −9%
Vas76.5 L +142%, worse
BL15.4 T·m −22%, worse
Xmax5.5 mm +5%
Sensitivity94.8 dB +1.4
LavoceCSF122.50K
£168.20 · 33% less, betterFs47 Hz −19%, better
Qts0.42 –
Vas89.8 L +184%, worse
BL13.9 T·m −29%, worse
Xmax6.3 mm +19%, better
Sensitivity95.2 dB +1.8
Beyma12LX60V2
£184.93 · 26% less, betterFs49 Hz −16%, better
Qts0.38 −12%, better
Vas43 L +36%, worse
BL20 T·m –
Xmax9 mm +71%, better
Sensitivity93 dB –
Sica12 SR 3 PL
£210.36 · 16% less, betterFs36 Hz −38%, better
Qts0.42 –
Vas60.4 L +91%, worse
BL17.0 T·m −13%, worse
Xmax7 mm +33%, better
Sensitivity90 dB −3.4, worse
Eighteen Sound12NW530
£228.40 · 9% less, betterFs55 Hz −5%
Qts0.37 −14%, better
Vas36 L +14%, worse
BL19.7 T·m –
Xmax8 mm +52%, better
Sensitivity94 dB +0.6
B&C12BG76
£250.08 · Same priceFs44 Hz −24%, better
Qts0.41 −5%
Vas32 L –
BL22.7 T·m +16%, better
Xmax9.5 mm +81%, better
Sensitivity89.9 dB −3.5, worse
Eighteen Sound12NLW9300
£274.84 · 9% more, worseFs47 Hz −19%, better
Qts0.42 –
Vas56 L +77%, worse
BL17 T·m −13%, worse
Xmax8 mm +52%, better
Sensitivity93.1 dB –
FaitalPRO12XL1200
£294.84 · 17% more, worseFs50 Hz −14%, better
Qts0.42 –
Vas25 L −21%, better
BL23.6 T·m +20%, better
Xmax12.4 mm +137%, better
Sensitivity90.6 dB −2.8, worse
Eighteen Sound12NTLS3500
£299.50 · 19% more, worseFs41 Hz −29%, better
Qts0.41 −5%
Vas65 L +106%, worse
BL17.8 T·m −9%
Xmax7.9 mm +50%, better
Sensitivity92.2 dB −1.2
P.Audio12NT-100MB
No current priceFs55 Hz −5%
Qts0.40 −7%
Vas30.5 L −3%
BL21.6 T·m +10%, better
Xmax5.5 mm +5%
Sensitivity92.9 dB −0.5
JensenBS10N250A-8
No current priceFs58 Hz –
Qts0.43 –
Vas30.9 L –
BL12.9 T·m −34%, worse
Xmax5 mm −5%
Sensitivity93.2 dB –
P.Audio12FT-76MB
No current priceFs50 Hz −14%, better
Qts0.40 −7%
Vas46.5 L +47%, worse
BL18.9 T·m −4%
Xmax4.8 mm −9%
Sensitivity93.4 dB –
JensenBS12N250A-8
No current priceFs47 Hz −19%, better
Qts0.43 –
Vas81.3 L +157%, worse
BL14.4 T·m −27%, worse
Xmax5.5 mm +5%
Sensitivity94.8 dB +1.4
P.Audio12FT-88MB
No current priceFs48 Hz −17%, better
Qts0.37 −14%, better
Vas45.4 L +44%, worse
BL19.1 T·m –
Xmax4.7 mm −10%, worse
Sensitivity93.1 dB –
P.Audio12FT-100MB
No current priceFs55 Hz −5%
Qts0.40 −7%
Vas46.4 L +47%, worse
BL18.6 T·m −5%
Xmax3.7 mm −30%, worse
Sensitivity94.6 dB +1.2
CelestionTF1225CX
No current priceFs64 Hz +9%
Qts0.36 −17%, better
Vas45.1 L +43%, worse
BL17.5 T·m −11%, worse
Xmax4.5 mm −14%, worse
Sensitivity96.6 dB +3.2, better
PRV Audio12W5000-2
No current priceFs87 Hz +50%, worse
Qts0.43 –
Vas11.8 L −63%, better
BL17.0 T·m −13%, worse
Xmax10 mm +90%, better
Sensitivity94.5 dB +1.1
MonacorFTR12-3070C/8
No current priceFs65 Hz +12%, worse
Qts0.32 −25%, better
Vas43.7 L +38%, worse
BL18.6 T·m −5%
Xmax5.5 mm +5%
Sensitivity97.3 dB +3.9, better
CelestionTF1230SL
No current priceFs57 Hz –
Qts0.39 −9%
Vas53.8 L +70%, worse
BL15.7 T·m −20%, worse
Xmax6 mm +14%, better
Sensitivity95.6 dB +2.2, better
Oberton12CX
No current priceFs51 Hz −12%, better
Qts0.35 −20%, better
Vas58.5 L +85%, worse
BL17.4 T·m −11%, worse
Xmax5.3 mm –
Sensitivity95.4 dB +2, better
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
None of the shops we track lists delivery to the UK at checkout.