18TBX100

LF Driver
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18TBX100 view 2
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Overview

LF Driver18TBX series
B&C

18TBX100

Size
18"
Impedance
8Ω
RMS Power
2400W
Sensitivity
97dB
EBP
92
Either alignment
Vd
1089cm³

Frequency response

Manufacturer-provided response plots and related charts.

3 images
Response graph 1
Response graph 2
Response graph 3

T/S Parameters

Valid
Manufacturer
Fs34Hz
Qts0.35
Qes0.37
Qms7.2
Vas212.0L
Re5.1Ω
Le1.60mH
BL25.5Tm
Sd1210cm²
Mms209g
Xmax9.0mm
SPL97dB
Power2400W
Power Nominal1200W
Impedance8Ω
Min Impedance6.2Ω
F Low35Hz
F High1000Hz
Voice Coil100mm
Flux Density1.10T

Pricing & availability

Price movement

Other offers

6 vendors
bluearan
Updated 17 May 2026· 8Ω
Source: inc VAT · 20%
£233.00
inc VAT
jpleisure
Updated 17 May 2026· 8Ω
Source: ex VAT · 20%
£234.71
inc VAT
jpleisure
Updated 17 May 2026· 8Ω
Source: ex VAT · 20%
£238.15
inc VAT
bluearan
Updated 17 May 2026· 8Ω
Source: inc VAT · 20%
£245.00
inc VAT
bluearan
Updated 17 May 2026· 8Ω
Source: inc VAT · 20%
£245.00
inc VAT
leanbusiness
Updated 17 May 2026· 8Ω
Source: inc VAT · 20%
£334.28
inc VAT

Best current price

Updated 17 May 2026

jpleisure
£216.62
Avg £249.54£32.91 below avg (-13.2%)
inc VAT
Buy now

Dimensions & Physical

Weight12.7kg
Diameter460.0mm
Overall Depth209.0mm
Cutout Diameter422.0mm
Bolt Circle Diameter440.0mm

Additional Manufacturer Specs

Bl25.5 Tm
Fs34 Hz
Le1.6 mH
Re5.1 Ω
Sd1210 cm² (187.6 in²)
Ebp92 Hz
Mms209 g
Qes0.37
Qms7.2
Qts0.35
Vas212 dm³ (7.5 ft³)
η02.2 %
ConeRCK18TBX1008
Xmax9 mm
Xvar11 mm
SpiderDouble Silicone
Cone ShapeRadial
Pole DesignT-Pole
Winding Depth25 mm (1 in)
Surround ShapeTriple Roll
Former MaterialGlass Fibre
Magnet MaterialFerrite
Nominal Diameter460 mm (18 in)
Winding MaterialCopper
Magnetic Gap Depth12 mm (0.5 in)
Recommended Tuning34 Hz
Bolt Circle Diameter440 mm (17.3 in)
Recommended Enclosure200 dm³ (7.06 ft³)
Woofer Cone TreatmentTWP Waterproof Both Sides
Baffle Cutout Diameter422 mm (16.6 in)
Flange And Gasket Thickness16 mm (0.63 in)
Air Volume Occupied By Driver10.5 dm³ (0.37 ft³)

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18TBX100
Reference
B&C
18TBX100
18"
Best current price
£216.62
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Only active params are shown here. Size stays fixed automatically.

5 active T/S params, plus size.

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