Apocalypse DВ-3.5K 15" D1/D2 | 3500W RMS | 15" Subwoofer

The new Deaf Bonce 3.5K 15" is built for serious daily abuse with the output, motor strength, and cooling needed to handle real 3,500W RMS power. This platform delivers the signature Deaf Bonce low‑end authority with a highly efficient motor, a rigid aluminum frame, and a long‑throw suspension engineered for clean, violent output from 20–80 Hz. Whether you're chasing numbers or building a brutally strong daily setup, the 3.5K Series brings the power, control, and reliability DB is known for — now in a more refined, harder‑hitting package. Key Features 3,500W RMS Power with 7,000W peak capability High‑strength ferrite motor for deep, controlled low‑frequency output 3\" PIAL voice coil for improved thermal handling Long‑throw 25mm Xmax for massive excursion and cooling Pressed‑paper cone + foam surround for strength and responsiveness Aluminum frame for rigidity under extreme excursion Available in D1 and D2 configurations 📊 Technical Specifications Specification Details Model DB‑3.5K 15" D1 / D2 Size 15" Surround Material Foam Cone Material Pressed Paper Frame Material Aluminum Magnet Type Ferrite RMS Power 3,500 W MAX Power 7,000 W Frequency Response 20 – 80 Hz Voice Coil Size 3" Voice Coil Wire PIAL Impedance 1+1 / 2+2 Ohm Re 0.7+0.7 / 1.4+1.4 Ohm SPL 87.6 / 87.3 dB Xmax 25 mm Fs 30 / 31 Hz Vas 60.6 / 58.4 L Qts 0.51 / 0.56 BL 18 / 25.6