B2 Audio X2C Competition Series 15" 10,000 Watt RMS Dual 1 Ohm Subwoofer
B2 Audio X2C Competition Series 15" 10,000 Watt RMS Dual 1 Ohm Subwoofer
SKU:B2-X2C-15-D1-V2
CASE QUANTITY: N/A
PACKAGE WEIGHT: 125.0 LB
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AVAILABILITY NOTICE
These products are built to order and can take up to 30 days to ship. They are built by hand, and ship directly from Denmark. These items must also ship on a pallet to ensure safe delivery.
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- Hand Built to Order: Each unit is individually assembled for unmatched attention to detail and performance consistency.
- 10,000 Watt RMS Powerhouse – The B2 Audio X2C 15" Subwoofer delivers a staggering 10,000W RMS and up to 20,000W max power, engineered for high-output SPL performance and extreme low-end frequencies.
- Built for Serious Bassheads – Featuring a massive 5-inch voice coil and weighing over 110 lb, this subwoofer is designed to handle serious thermal loads and deliver deep, accurate bass from 10 Hz to 150 Hz.
- Precision Engineering – Includes advanced motor structure, high BL factor (24.7988 N/A), and ultra-durable mechanical suspension for superior excursion control and long-term reliability.
B2 Audio X2C Competition Series 15" 10,000 Watt RMS Dual 1 Ohm Subwoofer
This listing includes:
- (1) X2C 15" Dual 1 Ohm Subwoofer
The B2 Audio X2C 15" Dual 1 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 1 Ohm
- RMS Power: 10,000 Watts
- Max Power: 20,000 Watts
Electrical Parameters
- Re (DC Resistance): 1.7875 ohms
- Le (Inductance @ 1 kHz): 3.9447 mH
- Zmax (Maximum Impedance): 26.0989 ohms
- BL (Motor Force Factor): 24.7988 N/A
Thiele/Small Parameters
- Fs (Resonant Frequency): 28.1566 Hz
- Qes (Electrical Q): 0.5292
- Qms (Mechanical Q): 7.1975
- Qts (Total Q): 0.4930
- Vas (Equivalent Compliance Volume): 28.5265 L (1.0074 ft)
- Cms (Compliance): 31.0459 M/N
- Kms (Stiffness): 32,210.4160 N/M
- Rms (Mechanical Resistance): 25.2961
Physical Characteristics
- Effective Diameter: 325.0000 mm (12.7963 in)
- Sd (Cone Area): 82,957.67 mm (124.6586 in)
- Mms (Moving Mass): 1029.1442 g
Output & Efficiency
- Efficiency: 0.1131 %
- Sensitivity @ 1W/1m: 82.5512 dB
- Sensitivity @ 2.83Vrms/1m: 89.0595 dB





