B2 Audio RAMPAGE Series 12" Dual 2-Ohm 4" Voice Coil 5000 Watt RMS Subwoofer

• 5000W RMS / 10,000W MAX – Built for serious SPL performance with extreme power handling.
• Massive 1100oz Ferrite Motor – Ensures deep, controlled bass with heavy motor force.
• Carbon Fiber Cone & TWS Foam Surround – Lightweight, responsive cone material paired with tall foam surround for maximum excursion and durability.
• Optimized for SPL & Enclosure Tuning – Sealed, ported, or 4th-order bandpass options available; ideal for competitions and ground-pounding systems.

B2 Audio RAMPAGE Series 12" Dual 2-Ohm 4" Voice Coil 5000 Watt RMS Subwoofer

Listing Includes

• (1) 12" RAMPAGE DVC 2-Ohm Subwoofer

Item Description

The B2 Audio RAMPAGE12-ELITE-D2 is a 12" subwoofer built for brutal bass and elite-level performance. With 5000 Watts RMS and a mind-blowing 10,000 Watts max, this sub is ready to flex hard in daily builds or dominate in SPL competition lanes.

Equipped with a 4" aluminum 8-layer voice coil, dual 2 Ohm impedance, and a carbon fiber cone, the RAMPAGE Elite D2 model delivers serious excursion, impact, and reliability. The TWS tall wide foam surround helps push the 40mm of one-way Xmax, while the heavy 1100 oz ferrite motor powers low-end output that hits hard and clean.

This subwoofer is engineered to perform in sealed, ported, or bandpass enclosures, giving installers and competitors tuning flexibility. Whether you're building a daily banger or a ground-pounding demo rig, the RAMPAGE12-ELITE-D2 brings pure, unfiltered bass.

Features

• High-performance 12" competition-grade subwoofer
• 5000W RMS / 10,000W peak power handling
• Dual 1 Ohm configuration for flexible wiring options
• Oversized 4" / 101.6mm 8-layer aluminum voice coil
• Premium carbon fiber cone for lightweight strength
• TWS tall wide foam surround for extended excursion
• Massive 1100 oz ferrite motor for unmatched motor force
• Cast aluminum basket for reduced resonance and rigidity
• 40mm one-way Xmax for deep, clean, and hard-hitting bass
• Engineered for SPL competitions, demo builds, and extreme daily setups
• Wide frequency response from 10Hz to 500Hz
• Designed to perform in sealed, ported, or bandpass enclosures
• Hand-built quality from B2 Audio for serious audio enthusiasts

Specifications

• Subwoofer Size: 12 Inch
• RMS Power: 5000 Watts
• Peak Power: 10,000 Watts
• Impedance: Dual 2 Ohm (DVC)
• Voice Coil Diameter: 4" / 101.6mm
• Voice Coil Material: 8-Layer Aluminum
• Magnet Type: Ferrite
• Motor Assembly Weight: 1100 oz
• Sensitivity: 81.6 dB (1w/1m)
• Frequency Response: 10 Hz – 500 Hz
• Resonant Frequency (Fs): 32.9 Hz
• Cone Material: Carbon Fiber
• Surround Material: TWS Tall Wide Foam
• Xmax (one way): 40 mm
• Vas: 12.1 L
• Qts: 0.44
• Qes: 0.47
• Qms: 6.81
• RE (DC Resistance): 3.6 Ohm
• Le (1kHz): 3.94 mH
• BL/RE: 265.3
• Efficiency: 0.09%
• MMS: 602 g
• Cms: 40 um/N
• Sd: 461.5 cm
• EBP: 70

Recommended Enclosures

• Sealed: 28.3L / 1 ft Qtc: 0.435 Fb: 60.3 Hz
• Ported (Compact): 28.3L / 1 ft Tuning Frequency (Fb): 38 Hz Port Size: 4" diameter x 19.7" length
• Ported (Full Size): 75L / 2.65 ft Tuning Frequency (Fb): 32 Hz Port Size: 28.3 in x 24.4" length
• Bandpass 4th Order: Order Ratio: 3:1 Custom tuning recommended

Dimensions

• Mounting Depth: 10.2" / 258 mm
• Cutout Diameter: 11.1" / 282 mm
• Overall Diameter: 12.44" / 316 mm
• Total Depth: 10.83" / 275 mm
• Net Weight: 80.5 lbs
• Shipping Weight: 86.4 lbs
• Shipping Box Dimensions: 16" x 16" x 17