8-inch LF driver · SW223BD series · 51 mm voice coil

Wavecor SW223BD02 4Ω

Name: Wavecor SW223BD02 4 Ohm
Brand: Wavecor
SKU: SW223BD02
Availability: InStock

4 Ω

£328.98

Lautsprechershop · Ships from Germany · All 1 offer

Open in 00 Simulator

Fs: 24Hz
Xmax: 11.7mm
SPL: 82dB
Pe: –
BL: 11T·m
Vd: 241cm³
Qts: 0.40
Vas: 28L

See all 18 specs

Specifications

Published by Wavecor

Manufacturer page

Datasheet PDF

Wavecor SW223BD02 is an 8-inch 4 ohm LF driver. The validated T/S data includes Fs 24 Hz, Qts 0.40, Vas 28 L, Xmax 11.7 mm, sensitivity 81.7 dB, plus 241 cm³ Vd and 57 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 £328.98.

The published T/S values agree with each other

Thiele/Small

Fs: 24Hz
Qts: 0.40
Qes: 0.42
Qms: 10.7
Vas: 28L
Re: 3.5Ω

Motor and cone

BL: 11T·m
Sd: 206cm²
Mms: 97g
Xmax: 11.7mm
Vd †: 241cm³
Voice coil: 51mm

Power and response

Sensitivity †: 81.7dB
Impedance: 4Ω
EBP †: 57 · Sealed or vented

Size and mounting

Diameter: 222.3mm

Other published values

Cms: 0.47mm/N
Rms: 1.35kg/s

† Calculated by bits from the published values

What this validation status means

Everything else Wavecor lists

LF · Primary · 8″

BL: 11T·m
Fs: 24Hz
Re: 3.5Ω
Sd: 206cm²
Cms: 0.47mm/N
Mms: 97g
Qes: 0.42
Qms: 10.7
Qts: 0.40
Rms: 1.35kg/s
SPL: 81.7dB
Vas: 28L
Xmax: 11.7mm
Impedance: 4Ω
Calculated sensitivity †: 81.7dB
Voice coil: 51mm
Diameter: 222.3mm

Compare

Same-size drivers, compared with the SW223BD02. Clear differences are green when better and red when worse.

This driverSW223BD02

Best price

£328.98

24 Hz

Qts

0.40

Vas

28 L

11 T·m

Xmax

11.7 mm

Sensitivity

81.7 dB

Power

–

PeerlessFSL-0818R01-08

£33.64 · 90% less

Fs74 Hz +208%

Qts0.37 −8%

Vas15.9 L −43%

BL11.3 T·m –

Xmax4.3 mm −63%

Sensitivity93.9 dB +12.2

SB AudienceBIANCO-8MW250

£49.00 · 85% less

Fs74 Hz +208%

Qts0.40 –

Vas13.8 L −51%

BL11 T·m –

Xmax6.5 mm −44%

Sensitivity93 dB +11.3

FaneSOVEREIGN 8-225

£50.00 · 85% less

Fs62 Hz +158%

Qts0.38 −5%

Vas22 L −21%

BL11 T·m –

Xmax5.5 mm −53%

Sensitivity93 dB +11.3

HiViF8

£52.74 · 84% less

Fs37 Hz +54%

Qts0.40 –

Vas38.8 L +39%

BL10.3 T·m −6%

Xmax5 mm −57%

Sensitivity88.5 dB +6.8

CelestionTRUVOX 0820

£59.70 · 82% less

Fs74 Hz +209%

Qts0.39 –

Vas17.3 L −38%

BL11.5 T·m +5%

Xmax5 mm −57%

Sensitivity94.3 dB +12.6

EminenceBETA-8A

£67.94 · 79% less

Fs65 Hz +171%

Qts0.38 −5%

Vas23.3 L −17%

BL9.6 T·m −13%

Xmax3 mm −74%

Sensitivity93.9 dB +12.2

GRS8SW-4HE-8

£71.17 · 78% less

Fs25 Hz +4%

Qts0.45 +12%

Vas31.7 L +13%

BL10.5 T·m −5%

Xmax10.8 mm −8%

Sensitivity81.9 dB –

Dayton AudioDCS205-4

£75.31 · 77% less

Fs32 Hz +35%

Qts0.37 −8%

Vas27 L −4%

BL10.7 T·m –

Xmax8.8 mm −25%

Sensitivity85.6 dB +3.9

REDCATT8FHM

£83.73 · 75% less

Fs38 Hz +58%

Qts0.39 –

Vas32.1 L +15%

BL8.2 T·m −26%

Xmax5 mm −57%

Sensitivity88.4 dB +6.7

CelestionCF0820BMB

£85.00 · 74% less

Fs51 Hz +110%

Qts0.37 −9%

Vas22.4 L −20%

BL11.9 T·m +8%

Xmax7.3 mm −38%

Sensitivity90.7 dB +9

PRV Audio8MR600X

£94.62 · 71% less

Fs77 Hz +220%

Qts0.40 –

Vas20.0 L −29%

BL10.5 T·m −4%

Xmax5.3 mm −55%

Sensitivity95.3 dB +13.6

B&C8BG51

£105.55 · 68% less

Fs52 Hz +117%

Qts0.40 –

Vas18 L −36%

BL11.8 T·m +7%

Xmax6.5 mm −44%

Sensitivity89.8 dB +8.1

SB AcousticsSB23MFCL45-8

£117.27 · 64% less

Fs29 Hz +19%

Qts0.43 +7%

Vas37 L +32%

BL11.3 T·m –

Xmax10.5 mm −10%

Sensitivity84.7 dB +3

SB AcousticsSB23MFCL45-4

£117.27 · 64% less

Fs27 Hz +13%

Qts0.34 −15%

Vas37 L +32%

BL9.6 T·m −13%

Xmax12 mm –

Sensitivity85.1 dB +3.4

LavoceCSF082.00K

£141.30 · 57% less

Fs81 Hz +238%

Qts0.40 –

Vas14.8 L −47%

BL11.0 T·m –

Xmax5 mm −57%

Sensitivity94.5 dB +12.8

WavecorSW215WA02

£146.52 · 55% less

Fs30 Hz +25%

Qts0.44 +10%

Vas32.5 L +16%

BL11.4 T·m +4%

Xmax10 mm −15%

Sensitivity84.8 dB +3.1

Dayton AudioRSS210HO-4

£175.88 · 47% less

Fs30 Hz +23%

Qts0.40 –

Vas18.7 L −33%

BL12 T·m +9%

Xmax11 mm −6%

Sensitivity82.3 dB +0.6

WavecorSW223BD03

£328.98 · Same price

Fs25 Hz +4%

Qts0.46 +15%

Vas28 L –

BL13.1 T·m +19%

Xmax11.7 mm –

Sensitivity81.6 dB –

SEASXM011-08 L22ROY2

£418.82 · 27% more

Fs27 Hz +13%

Qts0.44 +10%

Vas27 L −4%

BL13.6 T·m +24%

Xmax11.5 mm –

Sensitivity82.4 dB +0.7

SEASXM011-04 L22ROY2

No current price

Fs27 Hz +13%

Qts0.39 –

Vas28 L –

BL10.5 T·m −5%

Xmax11.5 mm –

Sensitivity83.2 dB +1.5

LavoceFBASS08-18

No current price

Fs53 Hz +121%

Qts0.40 –

Vas23.6 L −16%

BL11.4 T·m +4%

Xmax4.5 mm −62%

Sensitivity91.2 dB +9.5

FaneSOVEREIGN PRO 8-225

No current price

Fs62 Hz +158%

Qts0.38 −5%

Vas22 L −21%

BL11 T·m –

Xmax5.5 mm −53%

Sensitivity93 dB +11.3

Tang BandW8-1363SBF

No current price

Fs32 Hz +33%

Qts0.39 –

Vas13.4 L −52%

BL13.0 T·m +18%

Xmax12 mm –

Sensitivity82.1 dB –

Eighteen Sound8MB400

No current price

Fs64 Hz +167%

Qts0.38 −5%

Vas23.9 L −15%

BL9.3 T·m −15%

Xmax5.8 mm −50%

Sensitivity93.7 dB +12

KartesianWOM185_VKI

No current price

Fs32 Hz +33%

Qts0.32 −20%

Vas33.6 L +20%

BL10.2 T·m −7%

Xmax12 mm –

Sensitivity87.3 dB +5.6

HiViD8G

No current price

Fs35 Hz +46%

Qts0.41 –

Vas30.3 L +8%

BL13 T·m +18%

Xmax8.3 mm −29%

Sensitivity86.4 dB +4.7

HiViD8.8+

No current price

Fs31 Hz +29%

Qts0.40 –

Vas34.9 L +25%

BL13.3 T·m +21%

Xmax7.5 mm −36%

Sensitivity85.8 dB +4.1

Tang BandW8-1747A

No current price

Fs30 Hz +25%

Qts0.41 –

Vas23.2 L −17%

BL10.0 T·m −9%

Xmax8 mm −32%

Sensitivity83 dB +1.3

Oberton8NCX

No current price

Fs77 Hz +222%

Qts0.40 –

Vas14.9 L −47%

BL10.1 T·m −8%

Xmax5.3 mm −55%

Sensitivity94 dB +12.3

LavoceWSF081.82

No current price

Fs79 Hz +229%

Qts0.38 −5%

Vas14.3 L −49%

BL11.3 T·m –

Xmax4.6 mm −61%

Sensitivity94.2 dB +12.5

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 23 Oct 2026 · Ships from Germany · 4 Ω · Source: inc VAT · 19% Import VAT and duty may apply	£328.98, the lowest price		Stock not listed	Visit shop at Lautsprechershop

Best price over time

Tracked since 28 Sep

bits00 AUDIO

8-inch LF driver · SW223BD series · 51 mm voice coil

Wavecor SW223BD02 4Ω

4 Ω

£328.98

Lautsprechershop · Ships from Germany · All 1 offer

Open in 00 Simulator

Fs: 24Hz
Xmax: 11.7mm
SPL: 82dB
Pe: –
BL: 11T·m
Vd: 241cm³
Qts: 0.40
Vas: 28L

See all 18 specs

Specifications

Published by Wavecor

Manufacturer page

Datasheet PDF

The published T/S values agree with each other

Thiele/Small

Fs: 24Hz
Qts: 0.40
Qes: 0.42
Qms: 10.7
Vas: 28L
Re: 3.5Ω

Motor and cone

BL: 11T·m
Sd: 206cm²
Mms: 97g
Xmax: 11.7mm
Vd †: 241cm³
Voice coil: 51mm

Power and response

Sensitivity †: 81.7dB
Impedance: 4Ω
EBP †: 57 · Sealed or vented

Size and mounting

Diameter: 222.3mm

Other published values

Cms: 0.47mm/N
Rms: 1.35kg/s

† Calculated by bits from the published values

What this validation status means

Everything else Wavecor lists

LF · Primary · 8″

BL: 11T·m
Fs: 24Hz
Re: 3.5Ω
Sd: 206cm²
Cms: 0.47mm/N
Mms: 97g
Qes: 0.42
Qms: 10.7
Qts: 0.40
Rms: 1.35kg/s
SPL: 81.7dB
Vas: 28L
Xmax: 11.7mm
Impedance: 4Ω
Calculated sensitivity †: 81.7dB
Voice coil: 51mm
Diameter: 222.3mm

Compare

Same-size drivers, compared with the SW223BD02. Clear differences are green when better and red when worse.

This driverSW223BD02

Best price

£328.98

24 Hz

Qts

0.40

Vas

28 L

11 T·m

Xmax

11.7 mm

Sensitivity

81.7 dB

Power

–

PeerlessFSL-0818R01-08

£33.64 · 90% less

Fs74 Hz +208%

Qts0.37 −8%

Vas15.9 L −43%

BL11.3 T·m –

Xmax4.3 mm −63%

Sensitivity93.9 dB +12.2

SB AudienceBIANCO-8MW250

£49.00 · 85% less

Fs74 Hz +208%

Qts0.40 –

Vas13.8 L −51%

BL11 T·m –

Xmax6.5 mm −44%

Sensitivity93 dB +11.3

FaneSOVEREIGN 8-225

£50.00 · 85% less

Fs62 Hz +158%

Qts0.38 −5%

Vas22 L −21%

BL11 T·m –

Xmax5.5 mm −53%

Sensitivity93 dB +11.3

HiViF8

£52.74 · 84% less

Fs37 Hz +54%

Qts0.40 –

Vas38.8 L +39%

BL10.3 T·m −6%

Xmax5 mm −57%

Sensitivity88.5 dB +6.8

CelestionTRUVOX 0820

£59.70 · 82% less

Fs74 Hz +209%

Qts0.39 –

Vas17.3 L −38%

BL11.5 T·m +5%

Xmax5 mm −57%

Sensitivity94.3 dB +12.6

EminenceBETA-8A

£67.94 · 79% less

Fs65 Hz +171%

Qts0.38 −5%

Vas23.3 L −17%

BL9.6 T·m −13%

Xmax3 mm −74%

Sensitivity93.9 dB +12.2

GRS8SW-4HE-8

£71.17 · 78% less

Fs25 Hz +4%

Qts0.45 +12%

Vas31.7 L +13%

BL10.5 T·m −5%

Xmax10.8 mm −8%

Sensitivity81.9 dB –

Dayton AudioDCS205-4

£75.31 · 77% less

Fs32 Hz +35%

Qts0.37 −8%

Vas27 L −4%

BL10.7 T·m –

Xmax8.8 mm −25%

Sensitivity85.6 dB +3.9

REDCATT8FHM

£83.73 · 75% less

Fs38 Hz +58%

Qts0.39 –

Vas32.1 L +15%

BL8.2 T·m −26%

Xmax5 mm −57%

Sensitivity88.4 dB +6.7

CelestionCF0820BMB

£85.00 · 74% less

Fs51 Hz +110%

Qts0.37 −9%

Vas22.4 L −20%

BL11.9 T·m +8%

Xmax7.3 mm −38%

Sensitivity90.7 dB +9

PRV Audio8MR600X

£94.62 · 71% less

Fs77 Hz +220%

Qts0.40 –

Vas20.0 L −29%

BL10.5 T·m −4%

Xmax5.3 mm −55%

Sensitivity95.3 dB +13.6

B&C8BG51

£105.55 · 68% less

Fs52 Hz +117%

Qts0.40 –

Vas18 L −36%

BL11.8 T·m +7%

Xmax6.5 mm −44%

Sensitivity89.8 dB +8.1

SB AcousticsSB23MFCL45-8

£117.27 · 64% less

Fs29 Hz +19%

Qts0.43 +7%

Vas37 L +32%

BL11.3 T·m –

Xmax10.5 mm −10%

Sensitivity84.7 dB +3

SB AcousticsSB23MFCL45-4

£117.27 · 64% less

Fs27 Hz +13%

Qts0.34 −15%

Vas37 L +32%

BL9.6 T·m −13%

Xmax12 mm –

Sensitivity85.1 dB +3.4

LavoceCSF082.00K

£141.30 · 57% less

Fs81 Hz +238%

Qts0.40 –

Vas14.8 L −47%

BL11.0 T·m –

Xmax5 mm −57%

Sensitivity94.5 dB +12.8

WavecorSW215WA02

£146.52 · 55% less

Fs30 Hz +25%

Qts0.44 +10%

Vas32.5 L +16%

BL11.4 T·m +4%

Xmax10 mm −15%

Sensitivity84.8 dB +3.1

Dayton AudioRSS210HO-4

£175.88 · 47% less

Fs30 Hz +23%

Qts0.40 –

Vas18.7 L −33%

BL12 T·m +9%

Xmax11 mm −6%

Sensitivity82.3 dB +0.6

WavecorSW223BD03

£328.98 · Same price

Fs25 Hz +4%

Qts0.46 +15%

Vas28 L –

BL13.1 T·m +19%

Xmax11.7 mm –

Sensitivity81.6 dB –

SEASXM011-08 L22ROY2

£418.82 · 27% more

Fs27 Hz +13%

Qts0.44 +10%

Vas27 L −4%

BL13.6 T·m +24%

Xmax11.5 mm –

Sensitivity82.4 dB +0.7

SEASXM011-04 L22ROY2

No current price

Fs27 Hz +13%

Qts0.39 –

Vas28 L –

BL10.5 T·m −5%

Xmax11.5 mm –

Sensitivity83.2 dB +1.5

LavoceFBASS08-18

No current price

Fs53 Hz +121%

Qts0.40 –

Vas23.6 L −16%

BL11.4 T·m +4%

Xmax4.5 mm −62%

Sensitivity91.2 dB +9.5

FaneSOVEREIGN PRO 8-225

No current price

Fs62 Hz +158%

Qts0.38 −5%

Vas22 L −21%

BL11 T·m –

Xmax5.5 mm −53%

Sensitivity93 dB +11.3

Tang BandW8-1363SBF

No current price

Fs32 Hz +33%

Qts0.39 –

Vas13.4 L −52%

BL13.0 T·m +18%

Xmax12 mm –

Sensitivity82.1 dB –

Eighteen Sound8MB400

No current price

Fs64 Hz +167%

Qts0.38 −5%

Vas23.9 L −15%

BL9.3 T·m −15%

Xmax5.8 mm −50%

Sensitivity93.7 dB +12

KartesianWOM185_VKI

No current price

Fs32 Hz +33%

Qts0.32 −20%

Vas33.6 L +20%

BL10.2 T·m −7%

Xmax12 mm –

Sensitivity87.3 dB +5.6

HiViD8G

No current price

Fs35 Hz +46%

Qts0.41 –

Vas30.3 L +8%

BL13 T·m +18%

Xmax8.3 mm −29%

Sensitivity86.4 dB +4.7

HiViD8.8+

No current price

Fs31 Hz +29%

Qts0.40 –

Vas34.9 L +25%

BL13.3 T·m +21%

Xmax7.5 mm −36%

Sensitivity85.8 dB +4.1

Tang BandW8-1747A

No current price

Fs30 Hz +25%

Qts0.41 –

Vas23.2 L −17%

BL10.0 T·m −9%

Xmax8 mm −32%

Sensitivity83 dB +1.3

Oberton8NCX

No current price

Fs77 Hz +222%

Qts0.40 –

Vas14.9 L −47%

BL10.1 T·m −8%

Xmax5.3 mm −55%

Sensitivity94 dB +12.3

LavoceWSF081.82

No current price

Fs79 Hz +229%

Qts0.38 −5%

Vas14.3 L −49%

BL11.3 T·m –

Xmax4.6 mm −61%

Sensitivity94.2 dB +12.5

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 23 Oct 2026 · Ships from Germany · 4 Ω · Source: inc VAT · 19% Import VAT and duty may apply	£328.98, the lowest price		Stock not listed	Visit shop at Lautsprechershop

Best price over time

Tracked since 28 Sep