6-inch LF driver · FE series · 200 W

FaitalPRO 6FE400 8Ω

Name: FaitalPRO 6FE400 8 Ohm
Brand: FaitalPRO
SKU: 6FE400
Availability: InStock

100–7000 Hz

2 ratings at 1 shop

£37.20

Steady

Blue Aran · 4 in stock · All 5 offers

Open in 00 Simulator

Fs: 100Hz
Xmax: 4.8mm
SPL: 93dB
Pe: 200W
BL: 10.5T·m
Vd: 67cm³
Qts: 0.36
Vas: 5L

See all 26 specs

Curve provenanceInspect 3 traces

These plotted lines are Bits digitizations of manufacturer evidence, not new measurements. How provenance works

0 degrees
Frequency response
Trace datasheet-response-trace-poc/v1
98 plotted pointsMedium confidence435 selected pixels of 1,053
Manufacturer datasheet, page 1
45 degrees
Frequency response
Trace datasheet-response-trace-poc/v1
240 plotted pointsMedium confidence1,187 selected pixels of 1,187
Manufacturer datasheet, page 1
impedance
Impedance response
Trace datasheet-response-trace-poc/v1
240 plotted pointsMedium confidence1,414 selected pixels of 1,414
Manufacturer datasheet, page 1

Specifications

Published by FaitalPRO

Manufacturer page

Datasheet PDF

FaitalPRO 6FE400 is a 6-inch 8 ohm LF driver rated at 200 W RMS. The validated T/S data includes Fs 100 Hz, Qts 0.36, Vas 5 L, Xmax 4.8 mm, sensitivity 93 dB, plus 67 cm³ Vd and 250 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 £37.20.

The published T/S values agree with each other

Thiele/Small

Fs: 100Hz
Qts: 0.36
Qes: 0.40
Qms: 3.7
Vas: 5L
Re: 5Ω
Le: 0.42mH

Motor and cone

BL: 10.5T·m
Sd: 141cm²
Mms: 14g
Xmax: 4.8mm
Vd †: 67cm³

Power and response

Sensitivity †: 93dB
Manufacturer sensitivity: 94dB
Power: 200W
Impedance: 8Ω
Range: 100–7000Hz
EBP †: 250 · Leans vented

Size and mounting

Diameter: 166.5mm
Cutout: 146mm
Bolt circle: 155mm
Depth: 84mm
Weight: 2.7kg

Other published values

Cms: 0.18mm/N
Rms: 2.40kg/s
Power Program: 400

Sensitivity shows 93.0 dB, calculated from the T/S values. FaitalPRO publishes 94.0 dB, 1.0 dB apart.

† Calculated by bits from the published values

What this validation status means

Everything else FaitalPRO lists

LF · Primary · 6″

BL: 10.5T·m
Fs: 100Hz
Le: 0.42mH
Re: 5Ω
Sd: 141cm²
Cms: 0.18mm/N
Mms: 14g
Qes: 0.40
Qms: 3.7
Qts: 0.36
Rms: 2.40kg/s
SPL: 93dB
Vas: 5L
Xmax: 4.8mm
Power: 200W
Impedance: 8Ω
Sensitivity: 94dB
Low limit: 100Hz
Power Program: 400
Calculated sensitivity †: 93dB
High limit: 7000Hz
Manufacturer sensitivity: 94dB
Weight: 2.7kg
Diameter: 166.5mm
Depth: 84mm
Cutout: 146mm
Bolt circle: 155mm

Compare

Same-size drivers, compared with the 6FE400. Clear differences are green when better and red when worse.

This driver6FE400

Best price

£37.20

100 Hz

Qts

0.36

Vas

5 L

10.5 T·m

Xmax

4.8 mm

Sensitivity

93 dB

Power

200 W

LavoceWSF061.52

£26.27 · 29% less

Fs91 Hz −9%

Qts0.34 −6%

Vas6.6 L +32%

BL10.8 T·m –

Xmax3.8 mm −20%

Sensitivity93.4 dB –

Dayton AudioRS125-8

£37.39 · Same price

Fs59 Hz −41%

Qts0.34 −6%

Vas4.8 L −5%

BL5.7 T·m −46%

Xmax4 mm −16%

Sensitivity85.8 dB −7.2

CIAREPWA5.38

£37.58 · 1% more

Fs78 Hz −22%

Qts0.37 –

Vas4.5 L −10%

BL8.9 T·m −15%

Xmax3.9 mm −18%

Sensitivity89.2 dB −3.8

Beyma6CMV2

£40.92 · 10% more

Fs90 Hz −10%

Qts0.34 −6%

Vas6.5 L +30%

BL9.4 T·m −10%

Xmax5.7 mm +19%

Sensitivity92.3 dB −0.7

HiViF6

£41.82 · 12% more

Fs45 Hz −55%

Qts0.35 –

Vas16.4 L +228%

BL9 T·m −14%

Xmax4.3 mm −10%

Sensitivity88 dB −5

CelestionTFX0615

£58.53 · 57% more

Fs97 Hz −3%

Qts0.38 +4%

Vas7.2 L +44%

BL9.8 T·m −6%

Xmax5.3 mm +10%

Sensitivity93.8 dB +0.8

CIAREFXI6

£62.80 · 69% more

Fs70 Hz −30%

Qts0.33 −8%

Vas8 L +60%

BL10.6 T·m –

Xmax5.3 mm +11%

Sensitivity90.7 dB −2.3

FaitalPRO5PR160

£65.31 · 76% more

Fs90 Hz −10%

Qts0.31 −14%

Vas3.7 L −26%

BL9.6 T·m −9%

Xmax5.1 mm +7%

Sensitivity91.2 dB −1.8

VisatonW 130 X

£76.74 · 106% more

Fs40 Hz −60%

Qts0.37 –

Vas5.6 L +13%

BL13.2 T·m +26%

Xmax5.8 mm +22%

Sensitivity81.5 dB −11.5

B&C5NDL38

£81.22 · 118% more

Fs80 Hz −20%

Qts0.36 –

Vas4.3 L −14%

BL9.2 T·m −12%

Xmax3.5 mm −27%

Sensitivity89.8 dB −3.2

FaitalPRO6PR160

£82.89 · 123% more

Fs90 Hz −10%

Qts0.33 −8%

Vas5.9 L +18%

BL11 T·m +5%

Xmax5 mm +5%

Sensitivity92.9 dB –

FaitalPRO6PR122

£84.13 · 126% more

Fs110 Hz +10%

Qts0.39 +8%

Vas4.7 L −6%

BL10.5 T·m –

Xmax2.8 mm −42%

Sensitivity93.6 dB +0.6

FaitalPRO6PR150

£85.46 · 130% more

Fs100 Hz –

Qts0.34 −6%

Vas4.9 L –

BL11.6 T·m +10%

Xmax2.6 mm −44%

Sensitivity93.5 dB +0.5

B&C6PS44

£86.62 · 133% more

Fs71 Hz −29%

Qts0.33 −8%

Vas7 L +40%

BL11 T·m +5%

Xmax4.5 mm −6%

Sensitivity90.7 dB −2.3

WavecorSW178WA01

£120.66 · 224% more

Fs38 Hz −62%

Qts0.36 –

Vas12.2 L +144%

BL12 T·m +14%

Xmax5 mm +5%

Sensitivity84.6 dB −8.4

B&C6FHX51

£129.07 · 247% more

Fs85 Hz −15%

Qts0.37 –

Vas5 L –

BL11.3 T·m +8%

Xmax5.7 mm +19%

Sensitivity90.9 dB −2.1

PRV Audio6MR500-NDY-4

£136.44 · 267% more

Fs100 Hz –

Qts0.43 +19%

Vas5.1 L –

BL8.8 T·m −16%

Xmax4.4 mm −7%

Sensitivity92.4 dB −0.6

FaitalPRO6HX150

£155.14 · 317% more

Fs88 Hz −12%

Qts0.34 −6%

Vas6.3 L +26%

BL12 T·m +14%

Xmax4.3 mm −9%

Sensitivity92.9 dB –

Eighteen Sound6NTLW2000

£157.41 · 323% more

Fs86 Hz −14%

Qts0.35 –

Vas4.6 L −8%

BL11.6 T·m +10%

Xmax4.9 mm –

Sensitivity90.9 dB −2.1

B&C6HCX51

£175.82 · 373% more

Fs89 Hz −11%

Qts0.38 +6%

Vas5 L –

BL10.9 T·m +4%

Xmax5.5 mm +15%

Sensitivity91.5 dB −1.5

BMS5CN160

£179.77 · 383% more

Fs100 Hz –

Qts0.36 –

Vas2.1 L −58%

BL10 T·m −5%

Xmax5 mm +5%

Sensitivity89.1 dB −3.9

HiViD5.8B

No current price

Fs52 Hz −48%

Qts0.37 –

Vas5.6 L +12%

BL9 T·m −14%

Xmax4.8 mm –

Sensitivity84.8 dB −8.2

B&C6CLA51

No current price

Fs96 Hz −4%

Qts0.32 −11%

Vas4.3 L −14%

BL11.4 T·m +9%

Xmax4.8 mm –

Sensitivity92.3 dB −0.7

Oberton6NCX

No current price

Fs89 Hz −11%

Qts0.36 –

Vas7.0 L +40%

BL9 T·m −14%

Xmax4.8 mm –

Sensitivity93.1 dB –

LavoceWSN061.52

No current price

Fs90 Hz −10%

Qts0.39 +8%

Vas5.9 L +18%

BL9.9 T·m −6%

Xmax3.8 mm −20%

Sensitivity92.1 dB −0.9

BMS6CN160

No current price

Fs79 Hz −21%

Qts0.34 −6%

Vas8.9 L +78%

BL10 T·m −5%

Xmax5 mm +5%

Sensitivity92.7 dB –

EminenceFS5.15A8

No current price

Fs74 Hz −26%

Qts0.38 +6%

Vas5 L –

BL8.6 T·m −18%

Xmax3.5 mm −27%

Sensitivity89 dB −4

HiViD6G

No current price

Fs44 Hz −56%

Qts0.38 +6%

Vas12.1 L +142%

BL9.5 T·m −10%

Xmax4.8 mm –

Sensitivity85.8 dB −7.2

Oberton6NM150

No current price

Fs124 Hz +24%

Qts0.38 +5%

Vas4 L −20%

BL11.6 T·m +10%

Xmax2.3 mm −53%

Sensitivity94.8 dB +1.8

REDCATT61NPM

No current price

Fs92 Hz −8%

Qts0.36 –

Vas7 L +40%

BL9.8 T·m −7%

Xmax2.3 mm −52%

Sensitivity93.6 dB +0.6

Search similar

Tune the match

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

Qts

Qes

Vas

Xmax

Reviews

How reviews work

5.0 out of 5

from 2 ratings at 1 shop

Parts Express5.0 out of 52 ratings · Checked 25 Oct 2026
Read reviews on Parts Express

Each shop collects its own ratings. Bits shows them as published and doesn't verify them.

Where to buy

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

Watch price

Shop	Price	Against the lowest	Stock	Link
Blue Aran Checked 25 Oct 2026 · 8 Ω · Source: inc VAT · 20%	£37.20, the lowest price		4 in stock	Visit shop at Blue Aran
Lean Audio Checked 25 Oct 2026 · 8 Ω · Source: inc VAT · 20%	£37.20		Back order	Visit shop at Lean Audio
SoundImports Checked 25 Oct 2026 · Ships from Netherlands · 8 Ω · Source: inc VAT Import VAT and duty may apply	£50.20	35% above the lowest price	8 in stock	Visit shop at SoundImports
Parts Express Checked 25 Oct 2026 · Ships from United States · 8 Ω · Source: ex VAT Import VAT and duty may apply	£65.83	77% above the lowest price	1 in stock	Visit shop at Parts Express

Best price over time

Tracked since 1 Apr

bits00 AUDIO

6-inch LF driver · FE series · 200 W

FaitalPRO 6FE400 8Ω

100–7000 Hz

2 ratings at 1 shop

£37.20

Steady

Blue Aran · 4 in stock · All 5 offers

Open in 00 Simulator

Fs: 100Hz
Xmax: 4.8mm
SPL: 93dB
Pe: 200W
BL: 10.5T·m
Vd: 67cm³
Qts: 0.36
Vas: 5L

See all 26 specs

Curve provenanceInspect 3 traces

These plotted lines are Bits digitizations of manufacturer evidence, not new measurements. How provenance works

0 degrees
Frequency response
Trace datasheet-response-trace-poc/v1
98 plotted pointsMedium confidence435 selected pixels of 1,053
Manufacturer datasheet, page 1
45 degrees
Frequency response
Trace datasheet-response-trace-poc/v1
240 plotted pointsMedium confidence1,187 selected pixels of 1,187
Manufacturer datasheet, page 1
impedance
Impedance response
Trace datasheet-response-trace-poc/v1
240 plotted pointsMedium confidence1,414 selected pixels of 1,414
Manufacturer datasheet, page 1

Specifications

Published by FaitalPRO

Manufacturer page

Datasheet PDF

The published T/S values agree with each other

Thiele/Small

Fs: 100Hz
Qts: 0.36
Qes: 0.40
Qms: 3.7
Vas: 5L
Re: 5Ω
Le: 0.42mH

Motor and cone

BL: 10.5T·m
Sd: 141cm²
Mms: 14g
Xmax: 4.8mm
Vd †: 67cm³

Power and response

Sensitivity †: 93dB
Manufacturer sensitivity: 94dB
Power: 200W
Impedance: 8Ω
Range: 100–7000Hz
EBP †: 250 · Leans vented

Size and mounting

Diameter: 166.5mm
Cutout: 146mm
Bolt circle: 155mm
Depth: 84mm
Weight: 2.7kg

Other published values

Cms: 0.18mm/N
Rms: 2.40kg/s
Power Program: 400

Sensitivity shows 93.0 dB, calculated from the T/S values. FaitalPRO publishes 94.0 dB, 1.0 dB apart.

† Calculated by bits from the published values

What this validation status means

Everything else FaitalPRO lists

LF · Primary · 6″

BL: 10.5T·m
Fs: 100Hz
Le: 0.42mH
Re: 5Ω
Sd: 141cm²
Cms: 0.18mm/N
Mms: 14g
Qes: 0.40
Qms: 3.7
Qts: 0.36
Rms: 2.40kg/s
SPL: 93dB
Vas: 5L
Xmax: 4.8mm
Power: 200W
Impedance: 8Ω
Sensitivity: 94dB
Low limit: 100Hz
Power Program: 400
Calculated sensitivity †: 93dB
High limit: 7000Hz
Manufacturer sensitivity: 94dB
Weight: 2.7kg
Diameter: 166.5mm
Depth: 84mm
Cutout: 146mm
Bolt circle: 155mm

Compare

Same-size drivers, compared with the 6FE400. Clear differences are green when better and red when worse.

This driver6FE400

Best price

£37.20

100 Hz

Qts

0.36

Vas

5 L

10.5 T·m

Xmax

4.8 mm

Sensitivity

93 dB

Power

200 W

LavoceWSF061.52

£26.27 · 29% less

Fs91 Hz −9%

Qts0.34 −6%

Vas6.6 L +32%

BL10.8 T·m –

Xmax3.8 mm −20%

Sensitivity93.4 dB –

Dayton AudioRS125-8

£37.39 · Same price

Fs59 Hz −41%

Qts0.34 −6%

Vas4.8 L −5%

BL5.7 T·m −46%

Xmax4 mm −16%

Sensitivity85.8 dB −7.2

CIAREPWA5.38

£37.58 · 1% more

Fs78 Hz −22%

Qts0.37 –

Vas4.5 L −10%

BL8.9 T·m −15%

Xmax3.9 mm −18%

Sensitivity89.2 dB −3.8

Beyma6CMV2

£40.92 · 10% more

Fs90 Hz −10%

Qts0.34 −6%

Vas6.5 L +30%

BL9.4 T·m −10%

Xmax5.7 mm +19%

Sensitivity92.3 dB −0.7

HiViF6

£41.82 · 12% more

Fs45 Hz −55%

Qts0.35 –

Vas16.4 L +228%

BL9 T·m −14%

Xmax4.3 mm −10%

Sensitivity88 dB −5

CelestionTFX0615

£58.53 · 57% more

Fs97 Hz −3%

Qts0.38 +4%

Vas7.2 L +44%

BL9.8 T·m −6%

Xmax5.3 mm +10%

Sensitivity93.8 dB +0.8

CIAREFXI6

£62.80 · 69% more

Fs70 Hz −30%

Qts0.33 −8%

Vas8 L +60%

BL10.6 T·m –

Xmax5.3 mm +11%

Sensitivity90.7 dB −2.3

FaitalPRO5PR160

£65.31 · 76% more

Fs90 Hz −10%

Qts0.31 −14%

Vas3.7 L −26%

BL9.6 T·m −9%

Xmax5.1 mm +7%

Sensitivity91.2 dB −1.8

VisatonW 130 X

£76.74 · 106% more

Fs40 Hz −60%

Qts0.37 –

Vas5.6 L +13%

BL13.2 T·m +26%

Xmax5.8 mm +22%

Sensitivity81.5 dB −11.5

B&C5NDL38

£81.22 · 118% more

Fs80 Hz −20%

Qts0.36 –

Vas4.3 L −14%

BL9.2 T·m −12%

Xmax3.5 mm −27%

Sensitivity89.8 dB −3.2

FaitalPRO6PR160

£82.89 · 123% more

Fs90 Hz −10%

Qts0.33 −8%

Vas5.9 L +18%

BL11 T·m +5%

Xmax5 mm +5%

Sensitivity92.9 dB –

FaitalPRO6PR122

£84.13 · 126% more

Fs110 Hz +10%

Qts0.39 +8%

Vas4.7 L −6%

BL10.5 T·m –

Xmax2.8 mm −42%

Sensitivity93.6 dB +0.6

FaitalPRO6PR150

£85.46 · 130% more

Fs100 Hz –

Qts0.34 −6%

Vas4.9 L –

BL11.6 T·m +10%

Xmax2.6 mm −44%

Sensitivity93.5 dB +0.5

B&C6PS44

£86.62 · 133% more

Fs71 Hz −29%

Qts0.33 −8%

Vas7 L +40%

BL11 T·m +5%

Xmax4.5 mm −6%

Sensitivity90.7 dB −2.3

WavecorSW178WA01

£120.66 · 224% more

Fs38 Hz −62%

Qts0.36 –

Vas12.2 L +144%

BL12 T·m +14%

Xmax5 mm +5%

Sensitivity84.6 dB −8.4

B&C6FHX51

£129.07 · 247% more

Fs85 Hz −15%

Qts0.37 –

Vas5 L –

BL11.3 T·m +8%

Xmax5.7 mm +19%

Sensitivity90.9 dB −2.1

PRV Audio6MR500-NDY-4

£136.44 · 267% more

Fs100 Hz –

Qts0.43 +19%

Vas5.1 L –

BL8.8 T·m −16%

Xmax4.4 mm −7%

Sensitivity92.4 dB −0.6

FaitalPRO6HX150

£155.14 · 317% more

Fs88 Hz −12%

Qts0.34 −6%

Vas6.3 L +26%

BL12 T·m +14%

Xmax4.3 mm −9%

Sensitivity92.9 dB –

Eighteen Sound6NTLW2000

£157.41 · 323% more

Fs86 Hz −14%

Qts0.35 –

Vas4.6 L −8%

BL11.6 T·m +10%

Xmax4.9 mm –

Sensitivity90.9 dB −2.1

B&C6HCX51

£175.82 · 373% more

Fs89 Hz −11%

Qts0.38 +6%

Vas5 L –

BL10.9 T·m +4%

Xmax5.5 mm +15%

Sensitivity91.5 dB −1.5

BMS5CN160

£179.77 · 383% more

Fs100 Hz –

Qts0.36 –

Vas2.1 L −58%

BL10 T·m −5%

Xmax5 mm +5%

Sensitivity89.1 dB −3.9

HiViD5.8B

No current price

Fs52 Hz −48%

Qts0.37 –

Vas5.6 L +12%

BL9 T·m −14%

Xmax4.8 mm –

Sensitivity84.8 dB −8.2

B&C6CLA51

No current price

Fs96 Hz −4%

Qts0.32 −11%

Vas4.3 L −14%

BL11.4 T·m +9%

Xmax4.8 mm –

Sensitivity92.3 dB −0.7

Oberton6NCX

No current price

Fs89 Hz −11%

Qts0.36 –

Vas7.0 L +40%

BL9 T·m −14%

Xmax4.8 mm –

Sensitivity93.1 dB –

LavoceWSN061.52

No current price

Fs90 Hz −10%

Qts0.39 +8%

Vas5.9 L +18%

BL9.9 T·m −6%

Xmax3.8 mm −20%

Sensitivity92.1 dB −0.9

BMS6CN160

No current price

Fs79 Hz −21%

Qts0.34 −6%

Vas8.9 L +78%

BL10 T·m −5%

Xmax5 mm +5%

Sensitivity92.7 dB –

EminenceFS5.15A8

No current price

Fs74 Hz −26%

Qts0.38 +6%

Vas5 L –

BL8.6 T·m −18%

Xmax3.5 mm −27%

Sensitivity89 dB −4

HiViD6G

No current price

Fs44 Hz −56%

Qts0.38 +6%

Vas12.1 L +142%

BL9.5 T·m −10%

Xmax4.8 mm –

Sensitivity85.8 dB −7.2

Oberton6NM150

No current price

Fs124 Hz +24%

Qts0.38 +5%

Vas4 L −20%

BL11.6 T·m +10%

Xmax2.3 mm −53%

Sensitivity94.8 dB +1.8

REDCATT61NPM

No current price

Fs92 Hz −8%

Qts0.36 –

Vas7 L +40%

BL9.8 T·m −7%

Xmax2.3 mm −52%

Sensitivity93.6 dB +0.6

Search similar

Tune the match

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

Qts

Qes

Vas

Xmax

Reviews

How reviews work

5.0 out of 5

from 2 ratings at 1 shop

Parts Express5.0 out of 52 ratings · Checked 25 Oct 2026
Read reviews on Parts Express

Each shop collects its own ratings. Bits shows them as published and doesn't verify them.

Where to buy

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

Watch price

Shop	Price	Against the lowest	Stock	Link
Blue Aran Checked 25 Oct 2026 · 8 Ω · Source: inc VAT · 20%	£37.20, the lowest price		4 in stock	Visit shop at Blue Aran
Lean Audio Checked 25 Oct 2026 · 8 Ω · Source: inc VAT · 20%	£37.20		Back order	Visit shop at Lean Audio
SoundImports Checked 25 Oct 2026 · Ships from Netherlands · 8 Ω · Source: inc VAT Import VAT and duty may apply	£50.20	35% above the lowest price	8 in stock	Visit shop at SoundImports
Parts Express Checked 25 Oct 2026 · Ships from United States · 8 Ω · Source: ex VAT Import VAT and duty may apply	£65.83	77% above the lowest price	1 in stock	Visit shop at Parts Express

Best price over time

Tracked since 1 Apr