B2 Audio 18" High Excursion Subwoofer RAMPAGE18 D2 5000W RMS

• Massive Power Handling: Delivers 5000W RMS and 10,000W MAX for extreme bass output in high-performance car audio systems
• Advanced 4" Voice Coil: 8-layer aluminum voice coil ensures exceptional heat dissipation, power handling, and control
• Heavy-Duty Motor Structure: Features a 1400 oz ferrite magnet and carbon fiber cone for deep, responsive lows
• Optimized for Custom Installs: Large 18" diameter, 12.67" mounting depth, and DVC 2 Ohm impedance offer flexible system design
• Built to Last: Durable TWS tall wide foam surround and a shipping weight of over 130 lbs mean this sub is made for serious bass lovers

B2 Audio 18" Dual 2-Ohm 4" Voice Coil 5000 Watt RMS RAMPAGE Series Subwoofer

This Listing Includes:

• (1) B2 Audio Rampage Elite DVC 2-Ohm 18" Subwoofer

The B2 Audio Rampage Elite 18D2 CF is engineered for extreme bass lovers who demand earth-shaking performance and uncompromising build quality. Featuring a colossal 4" 8-layer aluminum voice coil and a carbon fiber cone, this 18" subwoofer delivers up to 10,000W MAX power and 5000W RMS. With a wide frequency response from 10 Hz to 500 Hz and a sensitivity of 87.7 dB, it ensures powerful low-end reproduction with surgical precision. Built with a massive 1400 oz ferrite magnet and tall wide foam surround, this subwoofer is designed to dominate in any SPL or high-performance car audio system.

Specifications:

• Power Handling: 5000W RMS / 10,000W MAX


• Nominal Diameter: 18" (468 mm)


• Voice Coil: 4" / 101.6 mm, 8-layer aluminum


• Impedance: Dual 2 Ohm (DVC)


• Frequency Response: 10 Hz – 500 Hz


• Resonance Frequency (Fs): 27.2 Hz


• Sensitivity: 94.5 dB


• Magnet Type: Ferrite, 1400 oz motor


• Cone: Carbon fiber


• Surround: TWS tall wide foam


• Mounting Depth: 12.67" / 322 mm


• Cutout Diameter: 16.73" / 425 mm


• Overall Diameter: 18.43" / 468 mm


• Total Depth: 13.35" / 339 mm


• Weight: 125.6 lb (product) / 131.2 lb (shipping)


• Shipping Box Size: 560 x 560 x 490 mm

T/S Parameters:

• RE (Re): 3.6 Ohm


• Qms: 6.97


• Qes: 0.49


• Qts: 0.46


• Vas: 74.8 L


• Cms: 40 m/N


• MMS: 770 g


• Xmax (one way): 40 mm


• SD: 1169.5 cm


• Efficiency: 0.36 %


• Le (1 kHz): 4.25 mH


• EBP: 59


• BL/RE: 324.4

Enclosure Suggestions:

Sealed: 76.1 L / 2.687 Cubic ft

Qtc: 0.51

F3: 52.6 Hz

Ported Compact: 93.6 L / 3.31 Cubic ft

Fb: 36 Hz

Port Area: 34.1 squared inches

Port Length: 18.5"

Ported: 142 L / 5 Cubic ft

Fb: 28 Hz

Port Area: 40.9 squared inches

Port Length: 24.9"

Bandpass 4th Order Ratio: 3:1