4.5-inch LF driver · WF120BD series · 26 mm voice coil

Wavecor WF120BD08 8Ω

Name: Wavecor WF120BD08 8 Ohm
Brand: Wavecor
SKU: WF120BD08
Availability: InStock

8 Ω

£120.56

Steady

Lautsprechershop · Ships from Germany · All 1 offer

Open in 00 Simulator

Fs: 63Hz
Xmax: 4mm
SPL: 85dB
Pe: –
BL: 5.5T·m
Vd: 22cm³
Qts: 0.45
Vas: 4L

See all 18 specs

Specifications

Published by Wavecor

Manufacturer page

Datasheet PDF

Wavecor WF120BD08 is a 4.5-inch 8 ohm LF driver. The validated T/S data includes Fs 63 Hz, Qts 0.45, Vas 4.3 L, Xmax 4 mm, sensitivity 85.4 dB, plus 22 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 £120.56.

The published T/S values agree with each other

Thiele/Small

Fs: 63Hz
Qts: 0.45
Qes: 0.49
Qms: 5.9
Vas: 4.3L
Re: 6Ω

Motor and cone

BL: 5.5T·m
Sd: 54cm²
Mms: 6g
Xmax Derived: 4mm
Vd †: 22cm³
Voice coil: 26mm

Power and response

Sensitivity †: 85.4dB
Impedance: 8Ω
EBP †: 129 · Leans vented

Size and mounting

Diameter: 120.7mm

Other published values

Cms: 1.03mm/N
Rms: 0.42kg/s

† Calculated by bits from the published values

What this validation status means

Everything else Wavecor lists

LF · Primary · 4.5″

BL: 5.5T·m
Fs: 63Hz
Re: 6Ω
Sd: 54cm²
Cms: 1.03mm/N
Mms: 6g
Qes: 0.49
Qms: 5.9
Qts: 0.45
Rms: 0.42kg/s
SPL: 85.4dB
Vas: 4.3L
Xmax: 4mm
Impedance: 8Ω
Calculated sensitivity †: 85.4dB
Voice coil: 26mm
Diameter: 120.7mm

Compare

Same-size drivers, compared with the WF120BD08. Clear differences are green when better and red when worse.

This driverWF120BD08

Best price

£120.56

63 Hz

Qts

0.45

Vas

4.3 L

5.5 T·m

Xmax

4 mm

Sensitivity

85.4 dB

Power

–

Dayton AudioDA115-8

£18.74 · 84% less

Fs60 Hz −5%

Qts0.41 −9%

Vas4.4 L +4%

BL5.7 T·m +4%

Xmax2.5 mm −38%

Sensitivity84.9 dB −0.5

Dayton AudioDS115-8

£20.24 · 83% less

Fs55 Hz −12%

Qts0.38 −16%

Vas4.3 L –

BL5.9 T·m +7%

Xmax4.1 mm –

Sensitivity84 dB −1.4

Dayton AudioSIG120-4

£24.74 · 79% less

Fs75 Hz +18%

Qts0.43 −4%

Vas3.1 L −27%

BL5 T·m −9%

Xmax4 mm –

Sensitivity86.4 dB +1

Dayton AudioDSA115-8

£30.04 · 75% less

Fs63 Hz –

Qts0.42 −7%

Vas4.0 L −7%

BL5.4 T·m –

Xmax4.1 mm –

Sensitivity84.8 dB −0.6

Dayton AudioRS125P-8

£37.50 · 69% less

Fs70 Hz +11%

Qts0.44 –

Vas4.0 L −6%

BL5.1 T·m −8%

Xmax4 mm –

Sensitivity86.1 dB +0.7

Dayton AudioRS125-8

£37.50 · 69% less

Fs59 Hz −6%

Qts0.34 −24%

Vas4.8 L +12%

BL5.7 T·m +3%

Xmax4 mm –

Sensitivity85.8 dB –

Dayton AudioRS125P-4

£37.50 · 69% less

Fs70 Hz +11%

Qts0.48 +7%

Vas4.0 L −6%

BL3.5 T·m −37%

Xmax4 mm –

Sensitivity85.8 dB –

SB AcousticsSB12NRXF25-8

£45.28 · 62% less

Fs63 Hz –

Qts0.42 −7%

Vas4.2 L –

BL5.5 T·m –

Xmax5 mm +25%

Sensitivity85.6 dB –

WavecorWF118WA08

£47.27 · 61% less

Fs58 Hz −8%

Qts0.42 −7%

Vas4.9 L +15%

BL5.8 T·m +5%

Xmax4 mm –

Sensitivity85.3 dB –

WavecorWF118WA02

£52.52 · 56% less

Fs65 Hz +3%

Qts0.44 –

Vas4.3 L –

BL5.8 T·m +5%

Xmax3 mm −25%

Sensitivity86.1 dB +0.7

Tang BandW4-2417

£64.34 · 47% less

Fs65 Hz +3%

Qts0.44 –

Vas4.6 L +7%

BL5.4 T·m –

Xmax2.5 mm −38%

Sensitivity85.8 dB –

Tang BandW4-2414

£66.85 · 45% less

Fs65 Hz +3%

Qts0.40 −11%

Vas3.9 L −9%

BL5.5 T·m –

Xmax2.5 mm −38%

Sensitivity85.6 dB –

MonacorSPH-145HQ

£76.20 · 37% less

Fs52 Hz −17%

Qts0.44 –

Vas9.4 L +121%

BL5.3 T·m −3%

Xmax3.5 mm −13%

Sensitivity86.2 dB +0.8

WavecorWF120BD05

£81.78 · 32% less

Fs52 Hz −17%

Qts0.43 −4%

Vas5.3 L +25%

BL4.1 T·m −25%

Xmax4 mm –

Sensitivity84.2 dB −1.2

WavecorWF118WA05

£82.82 · 31% less

Fs65 Hz +3%

Qts0.46 –

Vas3.5 L −18%

BL4.3 T·m −22%

Xmax3 mm −25%

Sensitivity85 dB –

WavecorSW118WA02

£84.66 · 30% less

Fs60 Hz −5%

Qts0.47 +4%

Vas3.3 L −22%

BL5.9 T·m +7%

Xmax4 mm –

Sensitivity83.6 dB −1.8

WavecorSW118WA01

£84.66 · 30% less

Fs58 Hz −8%

Qts0.39 −13%

Vas3.3 L −22%

BL4.7 T·m −15%

Xmax4 mm –

Sensitivity84 dB −1.4

RS SpeakersMW 140.38 FIBONACCI

£118.80 · 1% less

Fs56 Hz −12%

Qts0.44 –

Vas6.9 L +62%

BL6.2 T·m +12%

Xmax4 mm –

Sensitivity85.9 dB +0.5

WavecorWF120BD03

£120.56 · Same price

Fs70 Hz +11%

Qts0.42 −7%

Vas3.3 L −24%

BL4.5 T·m −18%

Xmax4 mm –

Sensitivity85.9 dB +0.5

WavecorWF120BD10

£125.16 · 4% more

Fs50 Hz −21%

Qts0.47 +4%

Vas6.2 L +46%

BL5.2 T·m −5%

Xmax4 mm –

Sensitivity83.9 dB −1.5

WavecorWF120BD14

£133.02 · 10% more

Fs58 Hz −9%

Qts0.46 –

Vas3.9 L −8%

BL5.3 T·m −4%

Xmax3 mm −25%

Sensitivity83.8 dB −1.6

SEASE0037-08S W15CH001

£384.80 · 219% more

Fs38 Hz −40%

Qts0.42 −7%

Vas14 L +229%

BL5.1 T·m −7%

Xmax4 mm –

Sensitivity83.9 dB −1.5

CIARECW131

No current price

Fs65 Hz +3%

Qts0.39 −13%

Vas5.3 L +25%

BL5.7 T·m +3%

Xmax4 mm –

Sensitivity87.1 dB +1.7

WavecorWF120BD09

No current price

Fs54 Hz −14%

Qts0.50 +11%

Vas5.3 L +25%

BL5.2 T·m −5%

Xmax4 mm –

Sensitivity83.9 dB −1.5

WavecorWF120BD07

No current price

Fs72 Hz +13%

Qts0.51 +13%

Vas3.3 L −24%

BL5.5 T·m –

Xmax4 mm –

Sensitivity85.3 dB –

WavecorWF120BD13

No current price

Fs59 Hz −6%

Qts0.47 +4%

Vas3.8 L −11%

BL5.3 T·m −4%

Xmax3 mm −25%

Sensitivity84 dB −1.4

CIAREHWL130

No current price

Fs53 Hz −16%

Qts0.43 −4%

Vas11.2 L +164%

BL5.8 T·m +5%

Xmax4 mm –

Sensitivity87.6 dB +2.2

CelestionTFX0512

No current price

Fs69 Hz +10%

Qts0.46 –

Vas5.4 L +27%

BL6.4 T·m +17%

Xmax3.3 mm −19%

Sensitivity87.6 dB +2.2

WavecorWF120BD04

No current price

Fs62 Hz –

Qts0.37 −18%

Vas4.3 L –

BL4.5 T·m −18%

Xmax4 mm –

Sensitivity86 dB +0.6

Tang BandW4-2356

No current price

Fs70 Hz +11%

Qts0.45 –

Vas4.0 L −7%

BL4.9 T·m −10%

Xmax3 mm −25%

Sensitivity85.7 dB –

Search similar

Tune the match

Choose the published values that matter to your design. Size stays matched to this driver.

Qts

Qes

Vas

Xmax

Where to buy

Prices for delivery to the UK, including VAT. How prices work

Watch price

Shop	Price	Against the lowest	Stock	Link
Lautsprechershop Checked 28 Oct 2026 · Ships from Germany · 8 Ω · Source: inc VAT · 19% Import VAT and duty may apply	£120.56, the lowest price		Stock not listed	Visit shop at Lautsprechershop

Best price over time

Tracked since 28 Sep

bits00 AUDIO

4.5-inch LF driver · WF120BD series · 26 mm voice coil

Wavecor WF120BD08 8Ω

8 Ω

£120.56

Steady

Lautsprechershop · Ships from Germany · All 1 offer

Open in 00 Simulator

Fs: 63Hz
Xmax: 4mm
SPL: 85dB
Pe: –
BL: 5.5T·m
Vd: 22cm³
Qts: 0.45
Vas: 4L

See all 18 specs

Specifications

Published by Wavecor

Manufacturer page

Datasheet PDF

The published T/S values agree with each other

Thiele/Small

Fs: 63Hz
Qts: 0.45
Qes: 0.49
Qms: 5.9
Vas: 4.3L
Re: 6Ω

Motor and cone

BL: 5.5T·m
Sd: 54cm²
Mms: 6g
Xmax Derived: 4mm
Vd †: 22cm³
Voice coil: 26mm

Power and response

Sensitivity †: 85.4dB
Impedance: 8Ω
EBP †: 129 · Leans vented

Size and mounting

Diameter: 120.7mm

Other published values

Cms: 1.03mm/N
Rms: 0.42kg/s

† Calculated by bits from the published values

What this validation status means

Everything else Wavecor lists

LF · Primary · 4.5″

BL: 5.5T·m
Fs: 63Hz
Re: 6Ω
Sd: 54cm²
Cms: 1.03mm/N
Mms: 6g
Qes: 0.49
Qms: 5.9
Qts: 0.45
Rms: 0.42kg/s
SPL: 85.4dB
Vas: 4.3L
Xmax: 4mm
Impedance: 8Ω
Calculated sensitivity †: 85.4dB
Voice coil: 26mm
Diameter: 120.7mm

Compare

Same-size drivers, compared with the WF120BD08. Clear differences are green when better and red when worse.

This driverWF120BD08

Best price

£120.56

63 Hz

Qts

0.45

Vas

4.3 L

5.5 T·m

Xmax

4 mm

Sensitivity

85.4 dB

Power

–

Dayton AudioDA115-8

£18.74 · 84% less

Fs60 Hz −5%

Qts0.41 −9%

Vas4.4 L +4%

BL5.7 T·m +4%

Xmax2.5 mm −38%

Sensitivity84.9 dB −0.5

Dayton AudioDS115-8

£20.24 · 83% less

Fs55 Hz −12%

Qts0.38 −16%

Vas4.3 L –

BL5.9 T·m +7%

Xmax4.1 mm –

Sensitivity84 dB −1.4

Dayton AudioSIG120-4

£24.74 · 79% less

Fs75 Hz +18%

Qts0.43 −4%

Vas3.1 L −27%

BL5 T·m −9%

Xmax4 mm –

Sensitivity86.4 dB +1

Dayton AudioDSA115-8

£30.04 · 75% less

Fs63 Hz –

Qts0.42 −7%

Vas4.0 L −7%

BL5.4 T·m –

Xmax4.1 mm –

Sensitivity84.8 dB −0.6

Dayton AudioRS125P-8

£37.50 · 69% less

Fs70 Hz +11%

Qts0.44 –

Vas4.0 L −6%

BL5.1 T·m −8%

Xmax4 mm –

Sensitivity86.1 dB +0.7

Dayton AudioRS125-8

£37.50 · 69% less

Fs59 Hz −6%

Qts0.34 −24%

Vas4.8 L +12%

BL5.7 T·m +3%

Xmax4 mm –

Sensitivity85.8 dB –

Dayton AudioRS125P-4

£37.50 · 69% less

Fs70 Hz +11%

Qts0.48 +7%

Vas4.0 L −6%

BL3.5 T·m −37%

Xmax4 mm –

Sensitivity85.8 dB –

SB AcousticsSB12NRXF25-8

£45.28 · 62% less

Fs63 Hz –

Qts0.42 −7%

Vas4.2 L –

BL5.5 T·m –

Xmax5 mm +25%

Sensitivity85.6 dB –

WavecorWF118WA08

£47.27 · 61% less

Fs58 Hz −8%

Qts0.42 −7%

Vas4.9 L +15%

BL5.8 T·m +5%

Xmax4 mm –

Sensitivity85.3 dB –

WavecorWF118WA02

£52.52 · 56% less

Fs65 Hz +3%

Qts0.44 –

Vas4.3 L –

BL5.8 T·m +5%

Xmax3 mm −25%

Sensitivity86.1 dB +0.7

Tang BandW4-2417

£64.34 · 47% less

Fs65 Hz +3%

Qts0.44 –

Vas4.6 L +7%

BL5.4 T·m –

Xmax2.5 mm −38%

Sensitivity85.8 dB –

Tang BandW4-2414

£66.85 · 45% less

Fs65 Hz +3%

Qts0.40 −11%

Vas3.9 L −9%

BL5.5 T·m –

Xmax2.5 mm −38%

Sensitivity85.6 dB –

MonacorSPH-145HQ

£76.20 · 37% less

Fs52 Hz −17%

Qts0.44 –

Vas9.4 L +121%

BL5.3 T·m −3%

Xmax3.5 mm −13%

Sensitivity86.2 dB +0.8

WavecorWF120BD05

£81.78 · 32% less

Fs52 Hz −17%

Qts0.43 −4%

Vas5.3 L +25%

BL4.1 T·m −25%

Xmax4 mm –

Sensitivity84.2 dB −1.2

WavecorWF118WA05

£82.82 · 31% less

Fs65 Hz +3%

Qts0.46 –

Vas3.5 L −18%

BL4.3 T·m −22%

Xmax3 mm −25%

Sensitivity85 dB –

WavecorSW118WA02

£84.66 · 30% less

Fs60 Hz −5%

Qts0.47 +4%

Vas3.3 L −22%

BL5.9 T·m +7%

Xmax4 mm –

Sensitivity83.6 dB −1.8

WavecorSW118WA01

£84.66 · 30% less

Fs58 Hz −8%

Qts0.39 −13%

Vas3.3 L −22%

BL4.7 T·m −15%

Xmax4 mm –

Sensitivity84 dB −1.4

RS SpeakersMW 140.38 FIBONACCI

£118.80 · 1% less

Fs56 Hz −12%

Qts0.44 –

Vas6.9 L +62%

BL6.2 T·m +12%

Xmax4 mm –

Sensitivity85.9 dB +0.5

WavecorWF120BD03

£120.56 · Same price

Fs70 Hz +11%

Qts0.42 −7%

Vas3.3 L −24%

BL4.5 T·m −18%

Xmax4 mm –

Sensitivity85.9 dB +0.5

WavecorWF120BD10

£125.16 · 4% more

Fs50 Hz −21%

Qts0.47 +4%

Vas6.2 L +46%

BL5.2 T·m −5%

Xmax4 mm –

Sensitivity83.9 dB −1.5

WavecorWF120BD14

£133.02 · 10% more

Fs58 Hz −9%

Qts0.46 –

Vas3.9 L −8%

BL5.3 T·m −4%

Xmax3 mm −25%

Sensitivity83.8 dB −1.6

SEASE0037-08S W15CH001

£384.80 · 219% more

Fs38 Hz −40%

Qts0.42 −7%

Vas14 L +229%

BL5.1 T·m −7%

Xmax4 mm –

Sensitivity83.9 dB −1.5

CIARECW131

No current price

Fs65 Hz +3%

Qts0.39 −13%

Vas5.3 L +25%

BL5.7 T·m +3%

Xmax4 mm –

Sensitivity87.1 dB +1.7

WavecorWF120BD09

No current price

Fs54 Hz −14%

Qts0.50 +11%

Vas5.3 L +25%

BL5.2 T·m −5%

Xmax4 mm –

Sensitivity83.9 dB −1.5

WavecorWF120BD07

No current price

Fs72 Hz +13%

Qts0.51 +13%

Vas3.3 L −24%

BL5.5 T·m –

Xmax4 mm –

Sensitivity85.3 dB –

WavecorWF120BD13

No current price

Fs59 Hz −6%

Qts0.47 +4%

Vas3.8 L −11%

BL5.3 T·m −4%

Xmax3 mm −25%

Sensitivity84 dB −1.4

CIAREHWL130

No current price

Fs53 Hz −16%

Qts0.43 −4%

Vas11.2 L +164%

BL5.8 T·m +5%

Xmax4 mm –

Sensitivity87.6 dB +2.2

CelestionTFX0512

No current price

Fs69 Hz +10%

Qts0.46 –

Vas5.4 L +27%

BL6.4 T·m +17%

Xmax3.3 mm −19%

Sensitivity87.6 dB +2.2

WavecorWF120BD04

No current price

Fs62 Hz –

Qts0.37 −18%

Vas4.3 L –

BL4.5 T·m −18%

Xmax4 mm –

Sensitivity86 dB +0.6

Tang BandW4-2356

No current price

Fs70 Hz +11%

Qts0.45 –

Vas4.0 L −7%

BL4.9 T·m −10%

Xmax3 mm −25%

Sensitivity85.7 dB –

Search similar

Tune the match

Choose the published values that matter to your design. Size stays matched to this driver.

Qts

Qes

Vas

Xmax

Where to buy

Prices for delivery to the UK, including VAT. How prices work

Watch price

Shop	Price	Against the lowest	Stock	Link
Lautsprechershop Checked 28 Oct 2026 · Ships from Germany · 8 Ω · Source: inc VAT · 19% Import VAT and duty may apply	£120.56, the lowest price		Stock not listed	Visit shop at Lautsprechershop

Best price over time

Tracked since 28 Sep