6-inch LF driver · SB17 series · 36 mm voice coil · 45 W

SB Acoustics SB17BAC35-8-COAX 8Ω

Name: SB Acoustics SB17BAC35-8-COAX 8 Ohm
Brand: SB Acoustics
SKU: SB17BAC35-8-COAX

8 Ω

No price for delivery to the UK

All 1 offer

Open in 00 Simulator

Fs: 35Hz
Xmax: 3.1mm
SPL: 88dB
Pe: 45W
BL: 5.7T·m
Vd: 33cm³
Qts: 0.33
Vas: 33L

See all 21 specs

Published graphs

SB Acoustics SB17BAC35-8-COAX manufacturer graph 1

Specifications

Published by SB Acoustics

Manufacturer page

Datasheet PDF

SB Acoustics SB17BAC35-8-COAX is a 6-inch 8 ohm LF driver rated at 45 W RMS. The validated T/S data includes Fs 35 Hz, Qts 0.33, Vas 33.1 L, Xmax 3.1 mm, sensitivity 88.1 dB, plus 33 cm³ Vd and 98 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: 35Hz
Qts: 0.33
Qes: 0.36
Qms: 4.1
Vas: 33.1L
Re: 5.2Ω
Le: 0.13mH

Motor and cone

BL: 5.7T·m
Sd: 108cm²
Mms: 10g
Xmax: 3.1mm
Vd †: 33cm³
Voice coil: 36mm
Flux density: 0.91T

Power and response

Sensitivity †: 88.1dB
Manufacturer sensitivity: 88dB
Power: 45W
Impedance: 8Ω
EBP †: 98 · Sealed or vented

Size and mounting

Weight: 1.6kg

Other published values

Cms: 2mm/N

Excursion and motor values come from the LF section; the frequency range spans every section.

† Calculated by bits from the published values

What this validation status means

Components and manufacturer details

LF · Primary · 6″

BL: 5.7T·m
Fs: 35Hz
Le: 0.13mH
Re: 5.2Ω
Sd: 108cm²
Cms: 2mm/N
Mms: 10g
Qes: 0.36
Qms: 4.1
Qts: 0.33
SPL: 88.1dB
Vas: 33.1L
Xmax: 3.1mm
Power: 45W
Impedance: 8Ω
Flux density: 0.91T
Sensitivity: 88dB
Calculated sensitivity †: 88.1dB
Manufacturer sensitivity: 88dB
Voice coil: 36mm
Weight: 1.6kg

Compare

Same-size drivers, compared with the SB17BAC35-8-COAX. Clear differences are green when better and red when worse.

This driverSB17BAC35-8-COAX

Best price

–

35 Hz

Qts

0.33

Vas

33.1 L

5.7 T·m

Xmax

3.1 mm

Sensitivity

88.1 dB

Power

45 W

REDCATT5FHW

£16.05

Fs50 Hz +42%

Qts0.35 +6%

Vas6.5 L −80%

BL6.5 T·m +15%

Xmax3.2 mm +3%

Sensitivity85.4 dB −2.7

SB AcousticsSB16PFCR25-4

£22.03

Fs35 Hz –

Qts0.34 +3%

Vas32.7 L –

BL5 T·m −12%

Xmax9 mm +190%

Sensitivity87.6 dB −0.5

SB AcousticsSB16PFC25-4

£23.73

Fs35 Hz –

Qts0.34 +3%

Vas32.7 L –

BL5 T·m −12%

Xmax4.5 mm +45%

Sensitivity87.6 dB −0.5

MonacorSPH-130

£47.38

Fs38 Hz +8%

Qts0.32 −3%

Vas22 L −34%

BL5.4 T·m −5%

Xmax2 mm −35%

Sensitivity86.9 dB −1.2

SB AcousticsSB16PFC25-4-COAX

£48.27

Fs36 Hz –

Qts0.31 −6%

Vas31.3 L −5%

BL5.1 T·m −11%

Xmax4.7 mm +50%

Sensitivity88.2 dB –

SB AcousticsSB15NRX2C30-8

£49.12

Fs37 Hz +4%

Qts0.34 +3%

Vas20 L −40%

BL5.8 T·m –

Xmax10 mm +223%

Sensitivity86.2 dB −1.9

SB AcousticsSB16PFCR25-4-COAX

£49.62

Fs36 Hz –

Qts0.31 −6%

Vas31.3 L −5%

BL5.1 T·m −11%

Xmax4.7 mm +50%

Sensitivity88.2 dB –

WavecorWF146WA06

£53.71

Fs40 Hz +14%

Qts0.36 +9%

Vas16.6 L −50%

BL6.3 T·m +11%

Xmax3 mm −3%

Sensitivity86.5 dB −1.6

SB AcousticsSB15NRXC30-8

£54.80

Fs38 Hz +8%

Qts0.33 –

Vas20.7 L −37%

BL5.6 T·m –

Xmax5 mm +61%

Sensitivity87.1 dB −1

Scanspeak12W/8524G00

£54.93

Fs52 Hz +48%

Qts0.32 −3%

Vas8.2 L −75%

BL5.4 T·m −5%

Xmax3 mm −3%

Sensitivity87.2 dB −0.9

SB AcousticsSB17NRXC35-4

£58.90

Fs35 Hz –

Qts0.32 −3%

Vas35.2 L +6%

BL4.8 T·m −16%

Xmax5.5 mm +77%

Sensitivity88.5 dB –

SB AcousticsSB17NRXC35-8

£59.32

Fs32 Hz −9%

Qts0.34 +3%

Vas44.5 L +34%

BL5.9 T·m +4%

Xmax5.5 mm +77%

Sensitivity88.1 dB –

Scanspeak18W/4424G00

£59.33

Fs49 Hz +39%

Qts0.38 +15%

Vas24.1 L −27%

BL5.2 T·m −9%

Xmax2.8 mm −10%

Sensitivity90.3 dB +2.2

SB AcousticsSB17NAC35-4

£72.00

Fs32 Hz −9%

Qts0.32 −3%

Vas33 L –

BL5.2 T·m −9%

Xmax5.5 mm +77%

Sensitivity87.1 dB −1

ETON5-512/C8/25 RP

£84.72

Fs59 Hz +68%

Qts0.34 +3%

Vas10 L −70%

BL5.9 T·m +4%

Xmax2.5 mm −19%

Sensitivity89.7 dB +1.6

SB AcousticsSB17CRC35-4

£85.53

Fs32 Hz −11%

Qts0.32 −3%

Vas35.5 L +7%

BL5 T·m −12%

Xmax11 mm +255%

Sensitivity87 dB −1.1

Dayton AudioPS180-8

£90.76

Fs59 Hz +66%

Qts0.33 –

Vas27.6 L −17%

BL6.8 T·m +20%

Xmax4.6 mm +48%

Sensitivity93.9 dB +5.8

SEASH1520-08 U16RCY/P

£102.27

Fs36 Hz –

Qts0.32 −3%

Vas25 L −24%

BL6.3 T·m +11%

Xmax4 mm +29%

Sensitivity86.9 dB −1.2

SEASH1794-08 FEA18RCZ

£154.26

Fs42 Hz +19%

Qts0.39 +18%

Vas31 L −6%

BL6.6 T·m +16%

Xmax3 mm −3%

Sensitivity89.4 dB +1.3

Scanspeak18W/4531G01

£168.82

Fs34 Hz −3%

Qts0.35 +6%

Vas45.6 L +38%

BL5.7 T·m –

Xmax6.5 mm +110%

Sensitivity88.8 dB +0.7

Scanspeak15M/8631G00

£169.48

Fs42 Hz +19%

Qts0.35 +6%

Vas16.2 L −51%

BL6.8 T·m +19%

Xmax3 mm −3%

Sensitivity87.1 dB −1

Scanspeak18W/4531G00

£182.19

Fs33 Hz −6%

Qts0.35 +6%

Vas41.9 L +27%

BL5.7 T·m –

Xmax6.5 mm +110%

Sensitivity88 dB –

Tang BandW5-1880

£211.90

Fs48 Hz +36%

Qts0.32 −3%

Vas26.5 L −20%

BL5.5 T·m −4%

Xmax5 mm +61%

Sensitivity90.9 dB +2.8

Scanspeak12M/4631G00

£245.76

Fs75 Hz +113%

Qts0.33 –

Vas2.3 L −93%

BL5.3 T·m −7%

Xmax3 mm −3%

Sensitivity86.5 dB −1.6

Scanspeak18WU/4747T00

£292.38

Fs36 Hz –

Qts0.35 +6%

Vas36 L +9%

BL5.9 T·m +4%

Xmax9 mm +190%

Sensitivity88.4 dB –

Scanspeak18WU/4741T00

£313.57

Fs34 Hz −3%

Qts0.36 +9%

Vas38.4 L +16%

BL5.9 T·m +4%

Xmax9 mm +190%

Sensitivity87.9 dB –

SB AcousticsSB15BAC30-8-COAX

No current price

Fs43 Hz +22%

Qts0.36 +9%

Vas17.5 L −47%

BL5.3 T·m −7%

Xmax3 mm −3%

Sensitivity87.6 dB −0.5

WavecorWF182BD10

No current price

Fs29 Hz −19%

Qts0.31 −6%

Vas32.4 L –

BL6.5 T·m +14%

Xmax5.5 mm +77%

Sensitivity85.7 dB −2.4

WavecorWF182BD18

No current price

Fs29 Hz −19%

Qts0.31 −6%

Vas32.4 L –

BL6.5 T·m +14%

Xmax5.5 mm +77%

Sensitivity85.7 dB −2.4

CIARECW169

No current price

Fs46 Hz +31%

Qts0.32 −3%

Vas21.2 L −36%

BL5.9 T·m +4%

Xmax5 mm +61%

Sensitivity89.3 dB +1.2

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
Lean Audio Checked 12 Oct 2026 · 8 Ω · Source: inc VAT · 20%	£126.78		Back order	Visit shop at Lean Audio

bits00 AUDIO

6-inch LF driver · SB17 series · 36 mm voice coil · 45 W

SB Acoustics SB17BAC35-8-COAX 8Ω

8 Ω

No price for delivery to the UK

All 1 offer

Open in 00 Simulator

Fs: 35Hz
Xmax: 3.1mm
SPL: 88dB
Pe: 45W
BL: 5.7T·m
Vd: 33cm³
Qts: 0.33
Vas: 33L

See all 21 specs

Published graphs

Specifications

Published by SB Acoustics

Manufacturer page

Datasheet PDF

The published T/S values agree with each other

Thiele/Small

Fs: 35Hz
Qts: 0.33
Qes: 0.36
Qms: 4.1
Vas: 33.1L
Re: 5.2Ω
Le: 0.13mH

Motor and cone

BL: 5.7T·m
Sd: 108cm²
Mms: 10g
Xmax: 3.1mm
Vd †: 33cm³
Voice coil: 36mm
Flux density: 0.91T

Power and response

Sensitivity †: 88.1dB
Manufacturer sensitivity: 88dB
Power: 45W
Impedance: 8Ω
EBP †: 98 · Sealed or vented

Size and mounting

Weight: 1.6kg

Other published values

Cms: 2mm/N

Excursion and motor values come from the LF section; the frequency range spans every section.

† Calculated by bits from the published values

What this validation status means

Components and manufacturer details

LF · Primary · 6″

BL: 5.7T·m
Fs: 35Hz
Le: 0.13mH
Re: 5.2Ω
Sd: 108cm²
Cms: 2mm/N
Mms: 10g
Qes: 0.36
Qms: 4.1
Qts: 0.33
SPL: 88.1dB
Vas: 33.1L
Xmax: 3.1mm
Power: 45W
Impedance: 8Ω
Flux density: 0.91T
Sensitivity: 88dB
Calculated sensitivity †: 88.1dB
Manufacturer sensitivity: 88dB
Voice coil: 36mm
Weight: 1.6kg

Compare

Same-size drivers, compared with the SB17BAC35-8-COAX. Clear differences are green when better and red when worse.

This driverSB17BAC35-8-COAX

Best price

–

35 Hz

Qts

0.33

Vas

33.1 L

5.7 T·m

Xmax

3.1 mm

Sensitivity

88.1 dB

Power

45 W

REDCATT5FHW

£16.05

Fs50 Hz +42%

Qts0.35 +6%

Vas6.5 L −80%

BL6.5 T·m +15%

Xmax3.2 mm +3%

Sensitivity85.4 dB −2.7

SB AcousticsSB16PFCR25-4

£22.03

Fs35 Hz –

Qts0.34 +3%

Vas32.7 L –

BL5 T·m −12%

Xmax9 mm +190%

Sensitivity87.6 dB −0.5

SB AcousticsSB16PFC25-4

£23.73

Fs35 Hz –

Qts0.34 +3%

Vas32.7 L –

BL5 T·m −12%

Xmax4.5 mm +45%

Sensitivity87.6 dB −0.5

MonacorSPH-130

£47.38

Fs38 Hz +8%

Qts0.32 −3%

Vas22 L −34%

BL5.4 T·m −5%

Xmax2 mm −35%

Sensitivity86.9 dB −1.2

SB AcousticsSB16PFC25-4-COAX

£48.27

Fs36 Hz –

Qts0.31 −6%

Vas31.3 L −5%

BL5.1 T·m −11%

Xmax4.7 mm +50%

Sensitivity88.2 dB –

SB AcousticsSB15NRX2C30-8

£49.12

Fs37 Hz +4%

Qts0.34 +3%

Vas20 L −40%

BL5.8 T·m –

Xmax10 mm +223%

Sensitivity86.2 dB −1.9

SB AcousticsSB16PFCR25-4-COAX

£49.62

Fs36 Hz –

Qts0.31 −6%

Vas31.3 L −5%

BL5.1 T·m −11%

Xmax4.7 mm +50%

Sensitivity88.2 dB –

WavecorWF146WA06

£53.71

Fs40 Hz +14%

Qts0.36 +9%

Vas16.6 L −50%

BL6.3 T·m +11%

Xmax3 mm −3%

Sensitivity86.5 dB −1.6

SB AcousticsSB15NRXC30-8

£54.80

Fs38 Hz +8%

Qts0.33 –

Vas20.7 L −37%

BL5.6 T·m –

Xmax5 mm +61%

Sensitivity87.1 dB −1

Scanspeak12W/8524G00

£54.93

Fs52 Hz +48%

Qts0.32 −3%

Vas8.2 L −75%

BL5.4 T·m −5%

Xmax3 mm −3%

Sensitivity87.2 dB −0.9

SB AcousticsSB17NRXC35-4

£58.90

Fs35 Hz –

Qts0.32 −3%

Vas35.2 L +6%

BL4.8 T·m −16%

Xmax5.5 mm +77%

Sensitivity88.5 dB –

SB AcousticsSB17NRXC35-8

£59.32

Fs32 Hz −9%

Qts0.34 +3%

Vas44.5 L +34%

BL5.9 T·m +4%

Xmax5.5 mm +77%

Sensitivity88.1 dB –

Scanspeak18W/4424G00

£59.33

Fs49 Hz +39%

Qts0.38 +15%

Vas24.1 L −27%

BL5.2 T·m −9%

Xmax2.8 mm −10%

Sensitivity90.3 dB +2.2

SB AcousticsSB17NAC35-4

£72.00

Fs32 Hz −9%

Qts0.32 −3%

Vas33 L –

BL5.2 T·m −9%

Xmax5.5 mm +77%

Sensitivity87.1 dB −1

ETON5-512/C8/25 RP

£84.72

Fs59 Hz +68%

Qts0.34 +3%

Vas10 L −70%

BL5.9 T·m +4%

Xmax2.5 mm −19%

Sensitivity89.7 dB +1.6

SB AcousticsSB17CRC35-4

£85.53

Fs32 Hz −11%

Qts0.32 −3%

Vas35.5 L +7%

BL5 T·m −12%

Xmax11 mm +255%

Sensitivity87 dB −1.1

Dayton AudioPS180-8

£90.76

Fs59 Hz +66%

Qts0.33 –

Vas27.6 L −17%

BL6.8 T·m +20%

Xmax4.6 mm +48%

Sensitivity93.9 dB +5.8

SEASH1520-08 U16RCY/P

£102.27

Fs36 Hz –

Qts0.32 −3%

Vas25 L −24%

BL6.3 T·m +11%

Xmax4 mm +29%

Sensitivity86.9 dB −1.2

SEASH1794-08 FEA18RCZ

£154.26

Fs42 Hz +19%

Qts0.39 +18%

Vas31 L −6%

BL6.6 T·m +16%

Xmax3 mm −3%

Sensitivity89.4 dB +1.3

Scanspeak18W/4531G01

£168.82

Fs34 Hz −3%

Qts0.35 +6%

Vas45.6 L +38%

BL5.7 T·m –

Xmax6.5 mm +110%

Sensitivity88.8 dB +0.7

Scanspeak15M/8631G00

£169.48

Fs42 Hz +19%

Qts0.35 +6%

Vas16.2 L −51%

BL6.8 T·m +19%

Xmax3 mm −3%

Sensitivity87.1 dB −1

Scanspeak18W/4531G00

£182.19

Fs33 Hz −6%

Qts0.35 +6%

Vas41.9 L +27%

BL5.7 T·m –

Xmax6.5 mm +110%

Sensitivity88 dB –

Tang BandW5-1880

£211.90

Fs48 Hz +36%

Qts0.32 −3%

Vas26.5 L −20%

BL5.5 T·m −4%

Xmax5 mm +61%

Sensitivity90.9 dB +2.8

Scanspeak12M/4631G00

£245.76

Fs75 Hz +113%

Qts0.33 –

Vas2.3 L −93%

BL5.3 T·m −7%

Xmax3 mm −3%

Sensitivity86.5 dB −1.6

Scanspeak18WU/4747T00

£292.38

Fs36 Hz –

Qts0.35 +6%

Vas36 L +9%

BL5.9 T·m +4%

Xmax9 mm +190%

Sensitivity88.4 dB –

Scanspeak18WU/4741T00

£313.57

Fs34 Hz −3%

Qts0.36 +9%

Vas38.4 L +16%

BL5.9 T·m +4%

Xmax9 mm +190%

Sensitivity87.9 dB –

SB AcousticsSB15BAC30-8-COAX

No current price

Fs43 Hz +22%

Qts0.36 +9%

Vas17.5 L −47%

BL5.3 T·m −7%

Xmax3 mm −3%

Sensitivity87.6 dB −0.5

WavecorWF182BD10

No current price

Fs29 Hz −19%

Qts0.31 −6%

Vas32.4 L –

BL6.5 T·m +14%

Xmax5.5 mm +77%

Sensitivity85.7 dB −2.4

WavecorWF182BD18

No current price

Fs29 Hz −19%

Qts0.31 −6%

Vas32.4 L –

BL6.5 T·m +14%

Xmax5.5 mm +77%

Sensitivity85.7 dB −2.4

CIARECW169

No current price

Fs46 Hz +31%

Qts0.32 −3%

Vas21.2 L −36%

BL5.9 T·m +4%

Xmax5 mm +61%

Sensitivity89.3 dB +1.2

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
Lean Audio Checked 12 Oct 2026 · 8 Ω · Source: inc VAT · 20%	£126.78		Back order	Visit shop at Lean Audio