The Ground Zero Nuclear 15 Inch Subwoofer GZNW 38XMAX-II is a serious high performance long excursion bass driver built for competition grade output and precise low frequency control. As part of the Nuclear series, it is engineered for enthusiasts who want extreme power handling, deep bass extension, and the rugged construction needed to perform in demanding systems. With a massive 4000 Watt RMS rating and up to 6000 Watts max power, this 15 inch subwoofer is designed to thrive in powerful ported enclosures where sheer output matters.

Built around a 380mm aluminum cone and dust cap, the GZNW 38XMAX-II combines stiffness with controlled cone movement for punchy, accurate bass response. The 75mm 3 inch aluminum voice coil and dual 1 Ohm voice coil configuration provide excellent thermal and electrical performance, while the airflow optimized aluminum cast basket helps reduce heat buildup and supports efficient operation at high volumes. A 3 layer long stroke surround and 62mm Xmax give this subwoofer the excursion needed to deliver deep, hard hitting bass with authority.

Klippel optimized and carefully tuned for performance, this Nuclear series subwoofer offers a 84dB sensitivity rating, 31Hz resonance frequency, and a recommended power range of 2000 to 6000 Watts. With a mounting diameter of 360mm and mounting depth of 300mm, it is suited to custom builds that can accommodate its size and power potential. For serious bass systems that demand durability, output, and refined low end performance, the GZNW 38XMAX-II stands out as a true heavyweight.

Features & Benefits

• Part of the high output Nuclear series for advanced bass system builds
• 4000W RMS and 6000W max power handling for extreme performance
• 62mm Xmax delivers massive long excursion bass response
• Dual 1 Ohm voice coils for flexible wiring options
• Airflow optimized cast aluminum basket improves cooling and strength
• Aluminum cone, dust cap, and 3 layer surround enhance durability and control