Dayton AudioCE48-4
£6.61Fs151 Hz −28%, better
Qts0.95 +3%
Vas0.068 L −62%, better
BL2.5 T·m −22%, worse
Xmax1.2 mm −48%, worse
Sensitivity75.6 dB −8, worse
2-inch LF driver · FSN020 series · 20 mm voice coil · 15 W
Lavoce FSN020.72 8Ω
8 Ω · 200–20000 Hz
No price for delivery to the UK
- Fs
- 210Hz
- Xmax
- 2.3mm
- SPL
- 84dB
- Pe
- 15W
- BL
- 3.2T·m
- Vd
- 4cm³
- Qts
- 0.92
- Vas
- 0.18L
Lavoce FSN020.72 is a 2-inch 8 ohm LF driver rated at 15 W RMS. The validated T/S data includes Fs 210 Hz, Qts 0.92, Vas 0.18 L, Xmax 2.3 mm, sensitivity 83.6 dB, plus 4 cm³ Vd and 181 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
- 210Hz
- Qts
- 0.92
- Qes
- 1.16
- Qms
- 4.4
- Vas
- 0.18L
- Re
- 6.2Ω
- Le
- 0.06mH
Motor and cone
- BL
- 3.2T·m
- Sd
- 18cm²
- Mms
- 1g
- Xmax
- 2.3mm
- Vd †
- 4cm³
- Voice coil
- 20mm
Power and response
- Sensitivity †
- 83.6dB
- Manufacturer sensitivity
- 84.5dB
- Power
- 15W
- Impedance
- 8Ω
- Min. impedance
- 6.6Ω
- Range
- 200–20000Hz
- EBP †
- 181 · Leans vented
Size and mounting
- Weight
- 0.14kg
Other published values
- Cms
- 0.40mm/N
- Xmech
- 2.6
- Power Program
- 30
† Calculated by bits from the published values
What this validation status means
Everything else Lavoce lists
LF · Primary · 2″
- BL
- 3.2T·m
- Fs
- 210Hz
- Le
- 0.06mH
- Re
- 6.2Ω
- Sd
- 18cm²
- Cms
- 0.40mm/N
- Mms
- 1g
- Qes
- 1.16
- Qms
- 4.4
- Qts
- 0.92
- SPL
- 83.6dB
- Vas
- 0.18L
- Xmax
- 2.3mm
- Xmech
- 2.6
- Power
- 15W
- Impedance
- 8Ω
- Sensitivity
- 84.5dB
- Low limit
- 200Hz
- Power Program
- 30
- Calculated sensitivity †
- 83.6dB
- High limit
- 20000Hz
- Manufacturer sensitivity
- 84.5dB
- Min. impedance
- 6.6Ω
- Voice coil
- 20mm
- Weight
- 0.14kg
02
Compare
Same-size drivers, compared with the FSN020.72. Clear differences are green when better and red when worse.
This driverFSN020.72
Best price
–
Fs
210 Hz
Qts
0.92
Vas
0.18 L
BL
3.2 T·m
Xmax
2.3 mm
Sensitivity
83.6 dB
Power
15 W
Dayton AudioCE65W-8
£7.32Fs112 Hz −47%, better
Qts–
Vas0.021 L −88%, better
BL3.2 T·m –
Xmax2 mm −13%, worse
Sensitivity67 dB −16.6, worse
REDCATT30FF
£9.00Fs119 Hz −43%, better
Qts0.78 −15%, better
Vas0.8 L +350%, worse
BL3.3 T·m –
Xmax19 mm +726%, better
Sensitivity83.5 dB –
LavoceFSF030.70
£10.04Fs123 Hz −41%, better
Qts0.77 −16%, better
Vas1.2 L +550%, worse
BL3.5 T·m +9%
Xmax2.1 mm −9%
Sensitivity85.9 dB +2.3, better
FaitalPRO2FE24
£12.05Fs170 Hz −19%, better
Qts0.94 –
Vas0.3 L +67%, worse
BL3.5 T·m +10%
Xmax1.8 mm −24%, worse
Sensitivity82.9 dB −0.7
SB AcousticsSB10PGC21-4
£14.23Fs89 Hz −58%, better
Qts0.92 –
Vas1.2 L +567%, worse
BL2.3 T·m −28%, worse
Xmax2.3 mm –
Sensitivity81.3 dB −2.3, worse
HiViB3S
£15.45Fs80 Hz −62%, better
Qts0.93 –
Vas1.6 L +789%, worse
BL2.9 T·m −9%
Xmax3 mm +30%, better
Sensitivity80.4 dB −3.2, worse
HiViB3N
£15.45Fs77 Hz −63%, better
Qts0.86 −7%
Vas1.7 L +844%, worse
BL3.1 T·m –
Xmax3 mm +30%, better
Sensitivity80.6 dB −3, worse
REDCATT31NFR
£15.45Fs115 Hz −45%, better
Qts0.88 −4%
Vas0.85 L +372%, worse
BL3.5 T·m +10%
Xmax1.7 mm −26%, worse
Sensitivity83.4 dB –
Sica2.5 H 0.8 SL
£17.58Fs185 Hz −12%, better
Qts0.92 –
Vas0.2 L +11%, worse
BL2.8 T·m −12%, worse
Xmax1.3 mm −43%, worse
Sensitivity82.6 dB −1
FaitalPRO3FE26
£18.83Fs150 Hz −29%, better
Qts0.79 −14%, better
Vas0.9 L +400%, worse
BL3.3 T·m +3%
Xmax2 mm −13%, worse
Sensitivity86.4 dB +2.8, better
Sica3 L 0.8 SL
£26.75Fs145 Hz −31%, better
Qts1.01 +10%
Vas0.8 L +344%, worse
BL2.8 T·m −12%, worse
Xmax1.5 mm −35%, worse
Sensitivity84.8 dB +1.2
WavecorFR070WA04
£33.41Fs114 Hz −46%, better
Qts0.87 −5%
Vas0.6 L +239%, worse
BL2.9 T·m −9%
Xmax2 mm −13%, worse
Sensitivity81.9 dB −1.7
WavecorFR070WA03
£33.41Fs121 Hz −42%, better
Qts0.92 –
Vas0.54 L +200%, worse
BL2.3 T·m −28%, worse
Xmax2 mm −13%, worse
Sensitivity81.9 dB −1.7
CelestionAN2075
£33.66Fs153 Hz −27%, better
Qts0.84 −9%
Vas1.5 L +739%, worse
BL2.7 T·m −15%, worse
Xmax2.3 mm –
Sensitivity89.4 dB +5.8, better
CelestionAN2775
£35.00Fs123 Hz −41%, better
Qts0.96 +4%
Vas3.6 L +1883%, worse
BL3.1 T·m −4%
Xmax2.3 mm –
Sensitivity89.6 dB +6, better
Dayton AudioRS75T-8
£35.08Fs189 Hz −10%, better
Qts0.95 +3%
Vas0.22 L +22%, worse
BL2.6 T·m −19%, worse
Xmax1.3 mm −43%, worse
Sensitivity83.2 dB –
Dayton AudioRS52AN-8
£52.67Fs341 Hz +62%, worse
Qts0.86 −7%
Vas0.13 L −28%, better
BL4.3 T·m +34%, better
Xmax1 mm −57%, worse
Sensitivity88.4 dB +4.8, better
WavecorFR084WA01
£61.71Fs113 Hz −46%, better
Qts0.82 −11%, better
Vas1.1 L +494%, worse
BL2.9 T·m −9%
Xmax2 mm −13%, worse
Sensitivity84.1 dB +0.5
Dayton AudioCE67PR-4
No current priceFs218 Hz +4%
Qts0.92 –
Vas0.11 L −39%, better
BL3.2 T·m –
Xmax2.2 mm −4%
Sensitivity82.1 dB −1.5
LavoceFSN020.71F
No current priceFs212 Hz –
Qts0.82 −11%, better
Vas0.22 L +22%, worse
BL3.2 T·m –
Xmax2.4 mm +4%
Sensitivity85.5 dB +1.9
WavecorFR084OM01
No current priceFs115 Hz −45%, better
Qts0.92 –
Vas1.1 L +500%, worse
BL2.8 T·m −14%, worse
Xmax2.3 mm –
Sensitivity84.1 dB +0.5
WavecorFR084OM02
No current priceFs117 Hz −44%, better
Qts1.06 +15%, worse
Vas1.1 L +500%, worse
BL3.4 T·m +7%
Xmax2.3 mm –
Sensitivity83.6 dB –
WavecorFR070OM02
No current priceFs120 Hz −43%, better
Qts1 +9%
Vas0.6 L +233%, worse
BL2.9 T·m −9%
Xmax2.5 mm +9%
Sensitivity81.9 dB −1.7
Tang BandW1-2121S
No current priceFs120 Hz −43%, better
Qts0.35 −62%, better
Vas0.11 L −39%, better
BL3.1 T·m –
Xmax2.3 mm –
Sensitivity78.1 dB −5.5, worse
WavecorFR084WA02
No current priceFs109 Hz −48%, better
Qts0.79 −14%, better
Vas1.1 L +533%, worse
BL3.6 T·m +14%, better
Xmax2.5 mm +9%
Sensitivity84 dB –
Dayton AudioCE58N-10
No current priceFs177 Hz −16%, better
Qts0.69 −25%, better
Vas0.16 L −12%, better
BL4.2 T·m +31%, better
Xmax2.1 mm −9%
Sensitivity82 dB −1.6
HiViM3N
No current priceFs91 Hz −57%, better
Qts0.80 −13%, better
Vas1.5 L +733%, worse
BL3 T·m −6%
Xmax3 mm +30%, better
Sensitivity82.4 dB −1.2
WavecorFR070OM01
No current priceFs116 Hz −45%, better
Qts0.83 −10%
Vas0.6 L +233%, worse
BL2.3 T·m −28%, worse
Xmax2.5 mm +9%
Sensitivity82.3 dB −1.3
LavoceFSN021.02
No current priceFs151 Hz −28%, better
Qts0.68 −26%, better
Vas0.3 L +67%, worse
BL3.4 T·m +8%
Xmax2.3 mm –
Sensitivity83.3 dB –
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
- Parts Express4.0 out of 51 rating · Checked 26 Oct 2026Read reviews on Parts Express
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