B2 Audio X2C Competition Series 15" 10,000 Watt RMS Dual 2 Ohm Subwoofer

• Extreme Power Handling – Delivers a jaw-dropping 10,000 Watts RMS and 20,000 Watts max power, engineered for high-output SPL and serious bass performance.
• Massive Motor Design – Built with a robust motor and a 5-inch voice coil for superior thermal management, power handling, and long-term reliability.
• Precision Tuning – Features a resonant frequency (Fs) of 31.82 Hz and total Q (Qts) of 0.4453, optimized for tight, responsive low-frequency output.
• Heavy-Duty Construction – Weighs over 110 lbs and includes a rigid 12.8" cone (Sd: 82,957 mm²), ensuring powerful, distortion-free bass at any volume.

B2 Audio X2C Competition Series 15" 10,000 Watt RMS Dual 2 Ohm Subwoofer

This listing includes:

• (1) X2C 15" Dual 2 Ohm Subwoofer

​The B2 Audio X2C 15" Dual 2 Ohm subwoofer is a powerhouse designed for serious bass enthusiasts. Weighing over 110 lb, it's built to deliver extreme low-frequency performance.​ This subwoofer is engineered for high-output SPL applications, featuring a massive motor structure and a 5-inch voice coil for exceptional thermal management and power handling. Its high sensitivity ensures efficient performance even at lower power levels.

Specifications:

• Frequency Range: 10 Hz – 150 Hz


• Impedance: Dual 2 Ohm


• RMS Power: 10,000 Watts


• Max Power: 20,000 Watts

Electrical Parameters

• Re (DC Resistance): 3.2128 ohms


• Le (Inductance @ 1 kHz): 8.6482 mH


• Zmax (Maximum Impedance): 58.1558 ohms


• BL (Motor Force Factor): 36.5587 N/A

Thiele/Small Parameters

• Fs (Resonant Frequency): 31.8292 Hz


• Qes (Electrical Q): 0.4714


• Qms (Mechanical Q): 8.0606


• Qts (Total Q): 0.4453


• Vas (Equivalent Compliance Volume): 24.9306 L (0.8804 ft)


• Cms (Compliance): 25.5008 M/N


• Kms (Stiffness): 39,214.3867 N/M


• Rms (Mechanical Resistance): 24.3260

Physical Characteristics

• Effective Diameter: 325.0000 mm (12.7953 in)


• Sd (Cone Area): 82,957.68 mm (128.5847 in)


• Mms (Moving Mass): 980.4699 g

Output & Efficiency

• Efficiency: 0.1603 %


• Sensitivity @ 1W/1m: 84.0662 dB


• Sensitivity @ 2.83Vrms/1m: 88.0282 dB