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

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

Sold by AudioSellerz.com

The B2 Audio X2C Competition Series 15" 10,000 Watt RMS Dual 2 Ohm Subwoofer is a car audio subwoofer from B2 Audio, sold by Audio Sellerz. This page keeps the supplied product details and specifications intact so you can review the actual model information before ordering. Use the product details below to confirm power, impedance, dimensions, fitment, included parts, and other specifications that apply to this exact B2 Audio model.

B2 Audio Product Details & Specifications

• 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

Shop More B2 Audio & Related Car Audio Gear

Browse more B2 Audio products and compare car audio subwoofers. For system planning, see the subwoofer wiring and ohm-load guide and subwoofer box guide.

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