Joker 15" Subwoofer – 1000W RMS | Dual 4 Ohm

Don’t let the name fool you—the Joker 15" Subwoofer is no joke. As one of the most popular and best-performing subwoofers in its class, the Joker brings deep bass, musicality, and unmatched reliability. Rated conservatively at 1000 watts RMS, this 15-inch sub is built to outperform expectations in daily driving and competitive setups alike.

Key Features

• Size: 15 Inches
• RMS Power Handling: 1000 Watts (very conservative)
• Voice Coil: 3" 4-layer epoxy-coated high-temp coil
• Magnet: 168 oz FEA-optimized high-efficiency motor
• Surround: Wide-roll surround for enhanced excursion
• Impedance: Dual 4 Ohm
• Mounting Depth: 7.75 Inches
• Cutout Diameter: 13.819 Inches

Enclosure Recommendations

• Sealed: 2.5 cubic feet
• Ported: 2.75 – 3.25 cubic feet
• Port Area: 12–14 sq in per cubic foot
• Tuning: 34 – 38 Hz
• Box Compatibility: Sealed, Ported, 4th Order, and 6th Order Bandpass

TS Parameters

Electrical

• Re: 3.84 Ω
• Le: 4.182 mH
• L2: 7.165 mH
• R2: 16.93 Ω
• Cmes: 860.44 µF
• Lces: 40.87 mH
• Res: 33.22 Ω
• Fs: 26.8 Hz

Mechanical

• Mms: 450.60 g
• Mmd: 426.02 g
• Rms: 15.762 kg/s
• Cms: 0.078 mm/N
• Kms: 12.81 N/mm
• Bl: 22.884 T·m

Loss Factors

• Qtp: 0.509
• Qms: 4.821
• Qes: 0.557
• Qts: 0.499

Miscellaneous

• Vas: 67.07 liters
• n₀ (Efficiency): 0.224%
• Sensitivity (1W/1m): 85.70 dB
• Lnom: 85.88 dB