B2-Z6-COMBO6 | B2 ZERO6 6K Amp + 4x RAMPAGE 6.5" 1Ohm 1kW RMS Carbon Fiber Subs

• Compact Bass Powerhouse – 1 B2 ZERO6 6000W Amp + 4 RAMPAGE6 6.5" 1000W RMS Carbon Fiber Subs.
• High-Powered Amplifier – ZERO6 delivers true 6000W RMS @ 1 Ohm with advanced efficiency design.
• Durable Subwoofers – Carbon fiber cone, tall U-shaped foam surround, and ferrite motor ensure long-lasting performance.
• Extreme Output in Small Size – 6.5" subs deliver 1000W RMS each for serious bass in compact installs.
• Precision Audio Control – ACCU8 click-pot crossovers and clip indicator for accurate tuning.

B2-Z6-COMBO6 | B2 ZERO6 6K Amp + 4x RAMPAGE 6.5" 1000W RMS Carbon Fiber Subs

This listing includes:

• (1) B2 Audio Zero 6 Monoblock Amplifier


• (4)  RAMPAGE6 Dual 1 Ohm Subwoofers

The B2-Z6-COMBO6 packs massive bass into a compact footprint, combining the B2 Audio ZERO6 6000W Monoblock Amplifier with four RAMPAGE 6.5" 1000W RMS Carbon Fiber Subwoofers. Don’t be fooled by their size — these subs deliver serious low-end punch with precision and durability.

Each RAMPAGE6 features a dual 1-ohm 2" voice coil, tall U-shaped foam surround, and a carbon fiber cone, engineered for high excursion and control. With 1000W RMS / 2000W peak handling per sub, they’re built for clean, impactful bass in sealed, ported, or bandpass enclosures.

The ZERO6 provides relentless amplifier power with triple 0 GA power/ground inputs, 8-toroid half-bridge design, and ACCU8 click-pot crossover with clip indicator for exact tuning. Daisy-chain functionality allows strapping multiple amps for competition-level SPL.

This combo is designed for audiophiles, competitors, and enthusiasts who want big bass from a smaller format — precision, power, and durability, all in one unstoppable package.

Combo Features

• Complete system: 1 B2 ZERO6 amplifier + 4 RAMPAGE6 6.5" 1000W RMS subs


• Amplifier delivers true 6000W RMS @ 1 Ohm for maximum bass output


• Carbon fiber cone and tall foam surround for strength and extreme excursion


• Dual 1-ohm 2" voice coils per sub for flexible wiring and stable power handling


• Compact footprint subs designed for sealed, ported, or bandpass enclosures


• ACCU8 click-pot crossovers with clip indicator for precise tuning control


• Triple 0 GA power/ground inputs ensure clean installs with maximum current flow


• Ideal for SPL competitors, serious audiophiles, or space-conscious builds

Subwoofer Specifications (RAMPAGE6):

• RMS Power Handling:  1000W


• Max Power Handling: 2000W


• Nominal Impedance: Dual 1 Ohm


• Voice Coil Diameter: 2"


• Frequency Response: 10 Hz ~ 500 Hz


• Sensitivity: 78.8 dB


• Resonance (Natural) Frequency: 42.9 Hz


• Magnet Weight: 270 oz


• Magnet Type: Ferrite


• Cone Material: Carbon fiber


• Surround Type: Tall U Shaped Foam

Thiele & Small:

• Free Air Resonance (Fs): 42.9 Hz


• Resistance (Re): 1.8 ohm


• Mechanical Factor (Qms): 5.05


• Electrical Factor (Qes): 0.48


• Total Factor (Qts): 0.44


• Equivalent Volume (Vas): 2.8 L


• Compliance (Cms): 110 um/N


• BL Factor (BL): 67.2 TM


• Moving Mass (Mms): 120 G


• Excursion Max (Xmax) (One Way): 0.59" / 15 mm


• SD: 133.9 cm squared


• Efficiency: 0.05%


• Le (1 KHz): 0.83 mH


• EBP: 84.9

Measurements:

• Overall Diameter: 7.08" / 180mm


• Front Mount Baffle Cutout: 6.30" / 160mm


• Total Depth: 6.34" / 161mm


• Mounting Depth: 6.06" / 154mm


• Weight: 12.50 LBS

Amplifier Specifications (ZERO6):

Factory Rated Power (Official USA Dyno ratings will be released soon)

• Power @ 4 Ohm 14.4v: 2100 Watts


• Power @ 2 ohm 14.4v: 3800 Watts


• Power @ 1 ohm 14.4v: 6000 Wat


• Power @ 0.5 Ohm 13.51v (burst): 9200 Watts


• Frequency Response: 10 Hz - 300 Hz


• Signal to Noise Ratio: >95 dB


• Input Sensitivity: 5 V - 0.2 V


• Crossover Slope: 24 dB / Oct


• Low Pass Crossover: 35 Hz - 250 Hz


• Subsonic Crossover: 10 Hz - 50 Hz


• Phase: 0 - 180 Degrees


• Damping Factor: >400


• Power Terminal Gauge: 0 GA x 3


• Speaker Terminal Gauge: 4 GA


• Fuse Rating: 500 A


• Operational Voltage: 9 V - 17.5 V

Dimensions:

• Length: 21.64" (545mm)


• Width: 8.7" (220mm)


• Height: 2.55" (65mm)