Massive Audio GTX124H 12-Inch 800W RMS D4 Subwoofer

Massive Audio GTX124H 12-Inch Dual 4-Ohm Subwoofer

Build a high-output bass system around the Massive Audio GTX124H. This 12-inch subwoofer is rated for 800W RMS and 1,600W max power handling, with dual 4-ohm voice coils and a 2.5-inch, four-layer high-temperature copper voice coil.

Key Features

• 12-inch subwoofer
• 800W RMS / 1,600W max power handling
• Dual 4-ohm voice coils
• 2.5-inch, four-layer high-temperature copper voice coil
• Heavy-gauge steel basket with textured finish
• Dual stacked high-flux Y30 strontium ferrite magnets
• UV-treated non-pressed paper cone with extended-range foam surround
• Poly-cotton spider with woven round tinsel leads
• Spring-loaded, nickel-plated 5-way terminals

Plan Your Enclosure and Wiring

Before building an enclosure, measure the available space and check the GTX124H’s manual for the recommended box volume and configuration. Confirm the amplifier’s supported impedance and wire the dual 4-ohm voice coils to match your system design.

Local Installation Available

Want help matching the GTX124H to an amplifier and enclosure? Best Auto Sound & Security offers local installation at our Killeen, Texas shop. Contact us to discuss your vehicle and audio system.