B&C 18NW100 - 4 ohm 18" 1200W Neodymium 4.0" Voice Coil Woofer

SKU: 570-032

Price:
Sale price$470.90
Stock:
In stock (2 units)

Description

Specifications

Nominal diameter 460 mm (18.0 in)
Nominal impedance 4 Ω
Minimum impedance 4.5 Ω
Nominal power handling 1199 W
Continuous power handling 2400 W
Sensitivity (1W/1m) 95.0 dB
Frequency range 35 - 1000 Hz
Voice coil diameter 100 mm (4.0 in)
Winding material Copper
Former material Glass Fibre
Winding depth 25 mm (1.0 in)
Magnetic gap depth 12 mm (0.5 in)
Flux density 1.2 T

Design

Surround shape Triple Roll
Cone shape Radial
Magnet material Neodymium Inside Slug
Spider Double Silicone
Pole design T-Pole
Woofer cone treatment TWP Waterproof Both Sides
Recommended enclosure 160.0 dm3 (5.65 ft3)
Recommended tuning 37 Hz

Parameters

Fs 30 Hz
Re 3.7 Ω
Qes 0.28
Qms 6.2
Qts 0.27
Vas 203.5 dm3 (7.19 ft3)
Sd 1210.0 cm2 (187.6 in2)
η₀ 1.95 %
Xmax 9.0 mm
Xvar 11.0 mm
Mms 244 g
Bl 24.7 Txm
Le 1.7 mH
EBP 107 Hz

Mounting Info

Overall diameter 460 mm (18.0 in)
Bolt circle diameter 440 mm (17.3 in)
Baffle cutout diameter 422.0 mm (16.6 in)
Depth 209 mm (8.2 in)
Flange and gasket thickness 16 mm (0.62 in)
Air volume occupied by driver 8.5 dm3 (0.3 ft3)
Net weight 9.3 kg (20.5 lb)

Service Kit

RCK18NW1004
Full Product Specs From Manufacturer's Website