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B&C 18NBX100 18" Professional Neodymium Subwoofer 8 Ohm

B&C SpeakersPart # 294-6000
Model: 18NBX100
B&C's 18NBX100 18" pro subwoofer speaker boasts an oversized 4.0" voice coil, neodymium motor, 1,200 watts RMS power handling capacity, and 10.0 mm Xmax (57 mm peak-to-peak excursion before damage).

Key Features

  • Lightweight but powerful FEA-optimized neodymium magnet
  • Extremely high BL factor and Xmax for outstanding LF output
  • 10.0 mm Xmax, 57 mm peak-to-peak excursion before damage
  • 4.0" split winding copper voice coil on fiberglass former
  • Ventilated voice coil gap reduces power compression
  • Aluminum demodulation ring on pole piece reduces distortion
  • Double silicone spider
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Overview

B&C 18NBX100 18" Professional Neodymium Subwoofer 8 Ohm

The B&C 18NBX100 is an advanced, lightweight subwoofer driver featuring 1,200 watts RMS power handling, a 1.00" long/4.0" diameter copper voice coil with very high thermal capability, and a ventilated neodymium magnet assembly that provides low power compression. An aluminum demodulation ring fitted to the 18NBX100's pole piece reduces distortion.

Product Details

BrandB&C Speakers
Model18NBX100
Part Number294-6000
UPC848864009766
Unit of MeasureEach
Weight23.7

Product Specifications

Nominal Diameter18"
Bolt Circle Diameter17.3
Power Handling (RMS)2400 Watts
Impedance
Frequency Response35 to 1,000Hz
Sensitivity96dB 2.83V/1m
Voice Coil Diameter4"

Thiele-Small Parameters

Resonant Frequency (Fs)35Hz
DC Resistance (Re)5.2Ω
Voice Coil Inductance (Le)1.85mH
Mechanical Q (Qms)5.6
Electromagnetic Q (Qes)0.4
Total Q (Qts)0.38
Compliance Equivalent Volume (Vas)7ft³
BL Product (BL)24.8T·m
Diaphragm Mass Inc. Airload (Mms)217g
Maximum Linear Excursion (Xmax)10mm
Surface Area of Cone (Sd)1210cm²

Materials of Construction

Cone MaterialCoated Paper
Surround MaterialCloth
Voice Coil Wire MaterialCopper
Voice Coil FormerFiberglass
Basket / Frame MaterialCast Aluminum
Magnet MaterialNeodymium

Mounting Information

Overall Outside Diameter18"
Baffle Cutout Diameter16.6"
Depth8.3"
# Mounting Holes8

Parts Express Staff Recommended Enclosure Volume

Sealed Volume3.5ft³
Sealed F374.4Hz
Vented Volume6ft³
Vented F337.8Hz

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