Dayton AudioPA310-8
£83.10Fs39 Hz −13%, better
Qts0.29 +7%
Vas91.8 L −7%
BL18 T·m +41%, better
Xmax5 mm +82%, better
Sensitivity94.6 dB −2.3, worse
12-inch LF driver · 64 mm voice coil · 300 W
REDCATT 123FPM 4Ω
4 Ω
No current price
- Fs
- 45Hz
- Xmax
- 2.8mm
- SPL
- 97dB
- Pe
- 300W
- BL
- 12.8T·m
- Vd
- 146cm³
- Qts
- 0.27
- Vas
- 99L
REDCATT 123FPM is a 12-inch 4 ohm LF driver rated at 300 W RMS. The validated T/S data includes Fs 45 Hz, Qts 0.27, Vas 98.5 L, Xmax 2.8 mm, sensitivity 96.9 dB, plus 146 cm³ Vd and 155 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
- 45Hz
- Qts
- 0.27
- Qes
- 0.29
- Qms
- 5.0
- Vas
- 98.5L
- Re
- 3.1Ω
- Le
- 0.42mH
Motor and cone
- BL
- 12.8T·m
- Sd
- 531cm²
- Mms
- 52g
- Xmax
- 2.8mm
- Vd †
- 146cm³
- Voice coil
- 64mm
Power and response
- Sensitivity †
- 96.9dB
- Manufacturer sensitivity
- 97.8dB
- Power
- 300W
- Impedance
- 4Ω
- EBP †
- 155 · Leans vented
Size and mounting
- Diameter
- 320mm
- Cutout
- 282mm
- Bolt circle
- 302mm
- Weight
- 5kg
Other published values
- Xmech
- 10.75
- Power Peak
- 1200
Other dimensions
- Mounting Depth
- 127.8
† Calculated by bits from the published values
What this validation status means
Everything else REDCATT lists
LF · Primary · 12″
- BL
- 12.8T·m
- Fs
- 45Hz
- Le
- 0.42mH
- Re
- 3.1Ω
- Sd
- 531cm²
- Mms
- 52g
- Qes
- 0.29
- Qms
- 5.0
- Qts
- 0.27
- SPL
- 96.9dB
- Vas
- 98.5L
- Xmax
- 2.8mm
- Xmech
- 10.75
- Power
- 300W
- Impedance
- 4Ω
- Power Peak
- 1200
- Sensitivity
- 97.8dB
- Calculated sensitivity †
- 96.9dB
- Manufacturer sensitivity
- 97.8dB
- Voice coil
- 64mm
- Weight
- 5kg
- Diameter
- 320mm
- Mounting Depth
- 127.8
- Cutout
- 282mm
- Bolt circle
- 302mm
02
Compare
Same-size drivers, compared with the 123FPM. Clear differences are green when better and red when worse.
This driver123FPM
Best price
–
Fs
45 Hz
Qts
0.27
Vas
98.5 L
BL
12.8 T·m
Xmax
2.8 mm
Sensitivity
96.9 dB
Power
300 W
SB AudienceROSSO-12MW300
£106.55Fs48 Hz +7%
Qts0.27 –
Vas85.9 L −13%, better
BL17.4 T·m +36%, better
Xmax6.7 mm +143%, better
Sensitivity97.3 dB –
Beyma12WRS400
£122.29Fs42 Hz −7%
Qts0.29 +7%
Vas91 L −8%
BL17.4 T·m +36%, better
Xmax6.3 mm +129%, better
Sensitivity95.4 dB −1.5
RCFMB12G301
£142.33Fs53 Hz +18%, worse
Qts0.27 –
Vas72 L −27%, better
BL17 T·m +33%, better
Xmax6 mm +118%, better
Sensitivity97.9 dB +1
Beyma12WR400
£144.12Fs42 Hz −7%
Qts0.27 –
Vas91 L −8%
BL18 T·m +41%, better
Xmax6.3 mm +129%, better
Sensitivity95.8 dB −1.1
EminenceKAPPA-12A
£159.00Fs45 Hz –
Qts0.27 –
Vas112.1 L +14%, worse
BL15.2 T·m +19%, better
Xmax3.2 mm +16%, better
Sensitivity97.6 dB +0.7
LavoceWAN123.00
£163.28Fs49 Hz +9%
Qts0.27 –
Vas68.8 L −30%, better
BL17.9 T·m +40%, better
Xmax6.9 mm +151%, better
Sensitivity96.6 dB –
Eighteen Sound12NMB420
£187.96Fs53 Hz +18%, worse
Qts0.28 +4%
Vas105 L +7%
BL13.9 T·m +9%
Xmax4 mm +45%, better
Sensitivity99.2 dB +2.3, better
FaitalPRO12FH520
£192.23Fs50 Hz +11%, worse
Qts0.27 –
Vas65.5 L −34%, better
BL15.3 T·m +20%, better
Xmax7 mm +155%, better
Sensitivity96.7 dB –
Eighteen Sound12W750
£202.85Fs55 Hz +22%, worse
Qts0.27 –
Vas58 L −41%, better
BL15.5 T·m +21%, better
Xmax7 mm +155%, better
Sensitivity97.4 dB +0.5
Eighteen Sound12MB700
£206.52Fs46 Hz –
Qts0.25 −7%
Vas100 L –
BL22.1 T·m +73%, better
Xmax4.5 mm +64%, better
Sensitivity97.8 dB +0.9
BMS12S305
£213.05Fs35 Hz −22%, better
Qts0.27 –
Vas82 L −17%, better
BL20.1 T·m +57%, better
Xmax11 mm +300%, better
Sensitivity93 dB −3.9, worse
Eighteen Sound12NDA520
£230.40Fs50 Hz +11%, worse
Qts0.27 –
Vas111 L +13%, worse
BL14.4 T·m +12%, better
Xmax4 mm +45%, better
Sensitivity99 dB +2.1, better
Sica12 N 3 PL
£247.55Fs46 Hz –
Qts0.30 +11%, worse
Vas87.9 L −11%, better
BL16 T·m +25%, better
Xmax5.5 mm +100%, better
Sensitivity96.4 dB −0.5
Eighteen Sound12ND830
£283.96Fs58 Hz +29%, worse
Qts0.24 −11%, better
Vas63 L −36%, better
BL13.7 T·m +7%
Xmax6.5 mm +136%, better
Sensitivity98.9 dB +2, better
Scanspeak28W/4878T01
£597.58Fs23 Hz −49%, better
Qts0.26 −4%
Vas104 L +6%
BL12 T·m −6%
Xmax7 mm +155%, better
Sensitivity88.7 dB −8.2, worse
Scanspeak32W/4878T01
£597.58Fs23 Hz −49%, better
Qts0.28 +4%
Vas170 L +73%, worse
BL13 T·m –
Xmax7 mm +155%, better
Sensitivity90.4 dB −6.5, worse
Scanspeak28W/4878T00
£597.58Fs18 Hz −60%, better
Qts0.30 +11%, worse
Vas127 L +29%, worse
BL11.2 T·m −13%, worse
Xmax14 mm +409%, better
Sensitivity85.7 dB −11.2, worse
CelestionFTR12-4075F
No current priceFs37 Hz −18%, better
Qts0.27 –
Vas89.2 L −9%
BL12.6 T·m –
Xmax9 mm +227%, better
Sensitivity94 dB −2.9, worse
PRV Audio12MB1000FT-4
No current priceFs46 Hz –
Qts0.27 –
Vas95.5 L −3%
BL14.5 T·m +13%, better
Xmax6.1 mm +123%, better
Sensitivity97.1 dB –
EminenceLEGEND EM12
No current priceFs49 Hz +9%
Qts0.28 +4%
Vas102.3 L +4%
BL16.9 T·m +32%, better
Xmax1.3 mm −54%, worse
Sensitivity98.2 dB +1.3
Acoustic EleganceTD12M-4
No current priceFs38 Hz −15%, better
Qts0.25 −7%
Vas140 L +42%, worse
BL11.9 T·m −7%
Xmax6 mm +118%, better
Sensitivity96.3 dB −0.6
Oberton12L300
No current priceFs54 Hz +20%, worse
Qts0.25 −6%
Vas79.6 L −19%, better
BL16.8 T·m +31%, better
Xmax3.3 mm +18%, better
Sensitivity98.8 dB +1.9
No photo
PHL Audio4031
No current priceFs44 Hz –
Qts0.27 –
Vas70 L −29%, better
BL20.5 T·m +60%, better
Xmax7.5 mm +173%, better
Sensitivity95.2 dB −1.7
No photo
PHL Audio4031NDU
No current priceFs44 Hz –
Qts0.27 –
Vas70 L −29%, better
BL20.5 T·m +60%, better
Xmax7.5 mm +173%, better
Sensitivity95.2 dB −1.7
CelestionTN1225
No current priceFs61 Hz +36%, worse
Qts0.31 +13%, worse
Vas63.7 L −35%, better
BL15.8 T·m +23%, better
Xmax2.5 mm −9%
Sensitivity98.4 dB +1.5
CIAREPWA12.64
No current priceFs56 Hz +24%, worse
Qts0.30 +11%, worse
Vas57 L −42%, better
BL13.7 T·m +7%
Xmax4.3 mm +56%, better
Sensitivity97.1 dB –
ETON11-612/C8/50 RP
No current priceFs24 Hz −47%, better
Qts0.29 +7%
Vas152 L +54%, worse
BL11.4 T·m −11%, worse
Xmax5 mm +82%, better
Sensitivity90.5 dB −6.4, worse
Beyma12CXA400FE
No current priceFs42 Hz −7%
Qts0.25 −7%
Vas94 L −5%
BL19.8 T·m +55%, better
Xmax6 mm +118%, better
Sensitivity96.3 dB −0.6
BMS12S302
No current priceFs45 Hz –
Qts0.25 −6%
Vas65 L −34%, better
BL15.7 T·m +22%, better
Xmax4.5 mm +64%, better
Sensitivity95.5 dB −1.4
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 Lange Lieferzeit (bis zu 120 Tage) | £67.36 | Special order | Visit shop at Lautsprecherteile |