B&C18PS76
£163.07 · 55% less, betterFs39 Hz +22%, worse
Qts0.27 +4%
Vas207 L −19%, better
BL25.8 T·m −7%
Xmax7 mm −22%, worse
Sensitivity98.3 dB +1.3
18-inch LF driver · 102 mm voice coil · 1,200 W
RCF LF18N401 8Ω
8 Ω · 30–1000 Hz
£362.00
1.1%Thomann · In stock · All 5 offers
- Fs
- 32Hz
- Xmax
- 9mm
- SPL
- 97dB
- Pe
- 1200W
- BL
- 27.8T·m
- Vd
- 1080cm³
- Qts
- 0.26
- Vas
- 257L
RCF LF18N401 is an 18-inch 8 ohm LF driver rated at 1200 W RMS. The validated T/S data includes Fs 32 Hz, Qts 0.26, Vas 257 L, Xmax 9 mm, sensitivity 97 dB, plus 1080 cm³ Vd and 119 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 £359.21.
The published T/S values agree with each other
Thiele/Small
- Fs
- 32Hz
- Qts
- 0.26
- Qes
- 0.27
- Qms
- 6.5
- Vas
- 257L
- Re
- 5.1Ω
- Le
- 2.50mH
Motor and cone
- BL
- 27.8T·m
- Sd
- 1200cm²
- Mms
- 201g
- Xmax
- 9mm
- Vd †
- 1080cm³
- Voice coil
- 102mm
Power and response
- Sensitivity †
- 97dB
- Manufacturer sensitivity
- 98dB
- Power
- 1200W
- Impedance
- 8Ω
- Min. impedance
- 6.3Ω
- Range
- 30–1000Hz
- EBP †
- 119 · Leans vented
Size and mounting
- Diameter
- 465mm
- Cutout
- 424mm
- Bolt circle
- 447mm
- Weight
- 9.5kg
Other published values
- Xmech
- 52
- Power Program
- 2400
Sensitivity shows 97.0 dB, calculated from the T/S values. RCF publishes 98.0 dB, 1.0 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else RCF lists
LF · Primary · 18″
- BL
- 27.8T·m
- Fs
- 32Hz
- Le
- 2.50mH
- Re
- 5.1Ω
- Sd
- 1200cm²
- Mms
- 201g
- Qes
- 0.27
- Qms
- 6.5
- Qts
- 0.26
- SPL
- 97dB
- Vas
- 257L
- Xmax
- 9mm
- Xmech
- 52
- Power
- 1200W
- Impedance
- 8Ω
- Sensitivity
- 98dB
- Low limit
- 30Hz
- Power Program
- 2400
- Calculated sensitivity †
- 97dB
- High limit
- 1000Hz
- Manufacturer sensitivity
- 98dB
- Min. impedance
- 6.3Ω
- Voice coil
- 102mm
- Weight
- 9.5kg
- Diameter
- 465mm
- Cutout
- 424mm
- Bolt circle
- 447mm
02
Designs
03
Compare
Same-size drivers, compared with the LF18N401. Clear differences are green when better and red when worse.
This driverLF18N401
Best price
£359.21
Fs
32 Hz
Qts
0.26
Vas
257 L
BL
27.8 T·m
Xmax
9 mm
Sensitivity
97 dB
Power
1200 W
B&C18NW100
£234.88 · 35% less, betterFs31 Hz −3%
Qts0.26 –
Vas252 L –
BL28 T·m –
Xmax9 mm –
Sensitivity96.5 dB −0.5
B&C18PZB100
£235.00 · 35% less, betterFs30 Hz −6%
Qts0.24 −8%
Vas297 L +16%, worse
BL26 T·m −6%
Xmax8 mm −11%, worse
Sensitivity97.1 dB –
B&C18TBX100
£235.28 · 34% less, betterFs30 Hz −6%
Qts0.31 +19%, worse
Vas256 L –
BL22 T·m −21%, worse
Xmax9 mm –
Sensitivity95.2 dB −1.8
RCFLF18G401
£252.42 · 30% less, betterFs33 Hz +3%
Qts0.29 +12%, worse
Vas268 L +4%
BL24.6 T·m −12%, worse
Xmax9 mm –
Sensitivity97.1 dB –
Eighteen Sound18W1001
£254.65 · 29% less, betterFs35 Hz +9%
Qts0.23 −12%, better
Vas268 L +4%
BL27.6 T·m –
Xmax7 mm −22%, worse
Sensitivity98.8 dB +1.8
FaitalPRO18HP1022
£266.26 · 26% less, betterFs35 Hz +9%
Qts0.30 +15%, worse
Vas204.9 L −20%, better
BL28 T·m –
Xmax9.5 mm +6%
Sensitivity96.6 dB –
Eighteen Sound18LW2400
£272.63 · 24% less, betterFs35 Hz +9%
Qts0.31 +19%, worse
Vas230 L −11%, better
BL25.6 T·m −8%
Xmax9.5 mm +6%
Sensitivity96.9 dB –
Beyma18PW1400FE
£273.68 · 24% less, betterFs32 Hz –
Qts0.27 +4%
Vas228.9 L −11%, better
BL29 T·m +4%
Xmax10 mm +11%, better
Sensitivity96.3 dB −0.7
Eighteen Sound18LW1400
£274.64 · 24% less, betterFs31 Hz −3%
Qts0.29 +12%, worse
Vas297 L +16%, worse
BL24.7 T·m −11%, worse
Xmax9 mm –
Sensitivity96.6 dB –
RCFL18P400
£289.00 · 20% less, betterFs29 Hz −9%
Qts0.28 +8%
Vas340 L +32%, worse
BL24.6 T·m −12%, worse
Xmax9 mm –
Sensitivity96.6 dB –
Dayton Audio18SW1200N-8
£301.39 · 16% less, betterFs32 Hz –
Qts0.33 +27%, worse
Vas253.6 L –
BL27.6 T·m –
Xmax9.1 mm –
Sensitivity95.8 dB −1.2
Eighteen Sound18NLW9400
£305.62 · 15% less, betterFs33 Hz +3%
Qts0.26 –
Vas268 L +4%
BL26 T·m −6%
Xmax9.5 mm +6%
Sensitivity97.4 dB –
REDCATT18NPW
£347.48 · 3% lessFs36 Hz +13%, worse
Qts0.28 +7%
Vas211.5 L −18%, better
BL27.3 T·m –
Xmax4.8 mm −46%, worse
Sensitivity97.5 dB +0.5
RCFLF18N451
£375.00 · 4% moreFs31 Hz −3%
Qts0.24 −8%
Vas245 L −5%
BL30.2 T·m +9%
Xmax9 mm –
Sensitivity96.7 dB –
Oberton18XB1600V2
£388.58 · 8% more, worseFs33 Hz –
Qts0.28 +7%
Vas267 L +4%
BL29.6 T·m +6%
Xmax12.5 mm +39%, better
Sensitivity97.1 dB –
RCFLN19S400
£416.98 · 16% more, worseFs32 Hz –
Qts0.26 –
Vas204 L −21%, better
BL32 T·m +15%, better
Xmax17 mm +89%, better
Sensitivity96 dB −1
FaitalPRO18XL2000
£420.00 · 17% more, worseFs28 Hz −13%, better
Qts0.27 +4%
Vas232.1 L −10%
BL30.8 T·m +11%, better
Xmax16.3 mm +81%, better
Sensitivity94.6 dB −2.4, worse
FaitalPRO18XL1700
£469.00 · 31% more, worseFs28 Hz −13%, better
Qts0.28 +8%
Vas227 L −12%, better
BL30.5 T·m +10%
Xmax16.2 mm +80%, better
Sensitivity94.4 dB −2.6, worse
Eighteen Sound18LW1251
No current priceFs35 Hz +9%
Qts0.27 +4%
Vas268 L +4%
BL23.6 T·m −15%, worse
Xmax9 mm –
Sensitivity98.2 dB +1.2
Oberton18B500
No current priceFs35 Hz +9%
Qts0.28 +6%
Vas243.9 L −5%
BL24.1 T·m −13%, worse
Xmax8.8 mm –
Sensitivity97.7 dB +0.7
Oberton18FBR700
No current priceFs36 Hz +11%, worse
Qts0.27 +4%
Vas231.3 L −10%
BL25.2 T·m −9%
Xmax8 mm −11%, worse
Sensitivity97.8 dB +0.8
RCFLF18G908
No current priceFs33 Hz +3%
Qts0.29 +12%, worse
Vas268 L +4%
BL24.6 T·m −12%, worse
Xmax9 mm –
Sensitivity97.1 dB –
Eighteen Sound18W2001
No current priceFs37 Hz +16%, worse
Qts0.25 −4%
Vas230 L −11%, better
BL27.1 T·m –
Xmax7 mm −22%, worse
Sensitivity98.5 dB +1.5
CIAREPW455
No current priceFs36 Hz +13%, worse
Qts0.24 −8%
Vas274 L +7%
BL26.2 T·m −6%
Xmax7.5 mm −17%, worse
Sensitivity99.3 dB +2.3, better
Eighteen Sound18W2000
No current priceFs37 Hz +16%, worse
Qts0.25 −4%
Vas230 L −11%, better
BL27.1 T·m –
Xmax–
Sensitivity98.5 dB +1.5
Radian Audio2218NEO-8
No current priceFs30 Hz −6%
Qts0.23 −12%, better
Vas312 L +21%, worse
BL33 T·m +19%, better
Xmax9 mm –
Sensitivity97.3 dB –
Precision DevicesPD.184NR1
No current priceFs38 Hz +19%, worse
Qts0.27 +4%
Vas102 L −60%, better
BL29.5 T·m +6%
Xmax8.5 mm −6%
Sensitivity94.9 dB −2.1, worse
Oberton18XB700
No current priceFs36 Hz +13%, worse
Qts0.30 +17%, worse
Vas183.2 L −29%, better
BL26.1 T·m −6%
Xmax9 mm –
Sensitivity96.4 dB −0.6
Oberton18NSW700
No current priceFs30 Hz −5%
Qts0.24 −7%
Vas309.0 L +20%, worse
BL26.6 T·m −4%
Xmax14 mm +56%, better
Sensitivity97.5 dB +0.5
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
- Thomann4.8 out of 561 ratings · Checked 25 Oct 2026Read reviews on Thomann
Each shop collects its own ratings. Bits shows them as published and doesn't verify them.
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
Thomann | £362.00, the lowest price | In stock | Visit shop at Thomann | |
Blue Aran approx 2 months | £320.83 | Ordered on Request (approx 2 months) | Visit shop at Blue Aran | |
Lean Business | £320.97 | Out of stock | Visit shop at Lean Business | |
Audio Video Parts Import VAT and duty may apply | £308.84 | Special order | Visit shop at Audio Video Parts |
Best price over time
Tracked since 1 Apr
Recent changes
- 24 OctThomann£366.00 → £362.00Down 1.1% from £366.00
- 8 OctThomann£369.00 → £366.00Down 0.8% from £369.00
- 28 JulThomann£368.00 → £369.00Up 0.3% from £368.00