B&C 18PZB100 18″ Subwoofer 4 Ω – 1400 W Program, 97 dB, 40–2000 Hz – Double Silicone Spider

Characteristics

- 1400 W continuous program power handling

- 100 mm (4 in) copper voice-coil

- Sensitivity 96.5 dB

- Frequency response 40–2000 Hz

- Double silicone spider with optimized compliance

- TWP waterproof cone treatment

Specifications

- Nominal diameter: 460 mm (18 in)

- Impedance: 4 Ω nominal; 4.2 Ω minimum

- AES (nominal) power handling: 700 W

- Program power handling: 1400 W

- Sensitivity: 97 dB

- Frequency range: 40 Hz–2000 Hz

- Voice coil diameter: 100 mm (4 in), copper, 21 mm winding depth, glass‑fiber former

- Magnetic gap depth: 11 mm, flux density: 1.15 T

- Surround: Double roll; cone: Exponential; magnet: Ferrite; spider: Double silicone; pole design: Straight pole

- Recommended enclosure: 160 dm³ (5.65 ft³); tuning frequency: 39 Hz

- Overall diameter: 460 mm (18.11 in); bolt circle: 440 mm (17.3 in); baffle cutout: 422 mm (16.6 in)

- Depth: 202 mm (7.95 in); flange thickness: 16 mm

- Driver air volume: 9.5 dm³ (0.33 ft³); net weight: 12.2 kg (26.9 lb); shipping weight: 13.8 kg

- T-S parameters: Fs = 30 Hz; Re = 5.3 Ω; Qes = 0.25; Qms = 8.8; Qts = 0.24; Vas = 297 dm³; Sd = 1134 cm²; Xmax = 8 mm; Mms = 170 g; Le = 2.1 mH; BL product = 26 Tm