B2 Audio ZERO6 6000W Mono Amplifier + 12" 3500W RMS 1Ohm Subwoofers B2-Z6-COMBO1

• Massive Power Combo – ZERO6 “Yggdrasil” Class-D Monoblock delivers a verified 6000W RMS at 1 ohm, paired with the RAGEXL 12" Subwoofer rated at 3500W RMS for unmatched bass.
• Extreme Subwoofer Performance – 3" dual 1-ohm voice coil, 23mm Xmax, 10,000W peak handling, and 880 oz motor for devastating lows and precision control.
• Competition-Grade Amplifier – Triple 0 GA inputs, 8-toroid half-bridge design, ACCU8 click-pot crossovers, and clip indicator for elite tuning accuracy.
• Expandable SPL System – Master/Slave daisy-chain allows strapping or linking multiple amps together for synchronized power and control.
• Built for Competitors & Enthusiasts – Perfect for SPL builds, demo vehicles, and hardcore daily drivers demanding power, durability, and clean sound output.

B2 Audio ZERO6 6000W Mono Amplifier + 12" 3500W RMS 1Ohm Subwoofers B2-Z6-COMBO1

This Listing Includes:

• (1) B2 Audio ZERO6 6000W 1-Ohm Monoblock Amplifier


• (2) B2 Audio RAGEXL 12" 3500W RMS Dual 1-Ohm Subwoofer

Unleash the full force of bass with the B2-Z6-COMBO1, a competition-ready package built for serious car audio enthusiasts. At its core is the B2 Audio ZERO6 "Yggdrasil" Monoblock Amplifier, delivering a true 6000W RMS at 1 ohm with uncompromising stability and efficiency. Pair that with two B2 Audio RAGEXL 12" Subwoofers, each rated at 3500W RMS and peaking at 10,000W, and you get a system designed to move massive air while delivering spine-tingling accuracy.

The RAGEXL's 3" dual 1-ohm voice coils and 23mm Xmax deliver extreme excursion and chest-crushing lows. The ZERO6 amplifier takes control with triple 0-gauge power and ground inputs, an 8-toroid half-bridge design, and the ACCU8 crossover system featuring 41 precise detented tuning points. A built-in clip indicator makes dialing in gains simple and accurate, ensuring every watt of power is translated into clean, devastating bass.

For the competitor who refuses to settle, the ZERO6 also features Master/Slave daisy-chain functionality, allowing you to expand your system with additional amps for synchronized power delivery. Whether you're chasing SPL dominance or upgrading your daily driver to extreme levels, this combo is built to deliver unrelenting performance, durability, and next-level sound quality.

Combo Features:

• Complete System Combo - includes (1) high-power amplifier and (2) subwoofers, pre-matched for seamless performance


• Engineered for daily driving or demo setups with clean, reliable bass output


• Amplifier delivers efficient Class D power with stable performance under heavy loads


• Dual subwoofers provide hard-hitting low-end with extended frequency response


• Optimized pairing ensures RMS/impedance matching for maximum output and protection


• Durable build with heavy-duty baskets, high-temp voice coils, and rugged surround materials


• Compact yet powerful design makes installation straightforward in cars, trucks, or SUVs

Subwoofer Specifications (RAGEXL 12"):

• RMS Power Handling: 3500 Watts


• Peak Dynamic Power: 10,000 Watts


• Push Terminal Wire Gauge: 4 Ga


• Nominal Impedance: Dual 1 Ohm


• Voice Coil Diameter: 3"


• Frequency Response: 10 Hz - 500 Hz


• Sensitivity: 88.6 dB


• Magnet Weight: 880 Oz


• Displacement Volume: 8.9 L / .314 cu ft


• Subwoofer Weight (per): 21.15 lbs.

Thiele & Small Parameters:

• Free Air Resonance (Fs): 28 Hz


• Resistance (Re): 2 Ohm


• Mechanical Factor (Qms): 5.38


• Electrical Factor (Qes): 0.54


• Total Factor (Qts): 0.49


• Equivalent Volume (Vas): 23.7 L


• Compliance (Cms): 80 um/N


• BL Factor (BL): 131.5 BL^2/RE


• Moving Mass (Mms): 403.9 g


• Excursion Max (Xmax): 23 mm

Dimensions:

• Overall Diameter: 12.25"


• Mounting Diameter: 11.10"


• Bolt Pattern Diameter: 11.57" / 294 mm


• Overall Depth: 12.12"


• Mounting Depth: 10.12"

Enclosure Recommendations:

• Sealed: 28 L / 1 cu.ft (Qtc 0.523, F3: 53 Hz)


• Ported Compact: 37 L / 1.32 cu.ft (Fb: 38 Hz)


• Ported Standard: 70 L / 2.47 cu.ft (Fb: 33 Hz)

Amplifier Specifications (ZERO6 “Yggdrasilâ€):

• RMS Power @ 4 Ohm (14.4V): 2100W


• RMS Power @ 2 Ohm (14.4V): 3800W


• RMS Power @ 1 Ohm (14.4V): 6000W


• Burst Power @ 0.5 Ohm (13.5V): 9200W


• 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 Adjustment: 0 - 180


• Damping Factor: >400


• Power Terminal Gauge: 0 GA x 3


• Speaker Terminal Gauge: 4 GA


• Fuse Rating: 500 A


• Operating Voltage: 9 V - 17.5 V


• Weight: 21.15 lbs.

Dimensions:

• Length: 21.64" (545mm)


• Width: 8.7" (220mm)


• Height: 2.55" (65mm)

Design Features:

• True 6000W RMS @ 1 Ohm


• Triple 0 GA power & ground inputs for max current flow


• ACCU8 crossover system with 41 detented tuning points


• Clip indicator for precise signal monitoring


• Eight custom toroidal cores for efficiency & reliability


• Compact design shaves nearly 4 inches (10 cm) off its predecessor’s length


• Master/Slave daisy chain functionality