Sundown Audio SA-12 v.3 Subwoofer

Power Handling: 1500 Watts RMS / 3000 Watts Peak

The Sundown Audio SA-12 v.3 (also available in SA-10 v.3) is the next generation upgrade to the legendary SA Series. Designed with precision engineering, improved linear excursion, and competition-grade components, the v.3 sets a new benchmark for performance in the 1500W RMS subwoofer class.

Key Features

• 1500W RMS / 3000W Peak power handling
• Available in Dual 2-Ohm or Dual 4-Ohm voice coils
• 2.75” Aluminum voice coil former for superior heat dissipation
• High-temperature copper coil wire with stitched XL tinsel leads
• Vented magnetic gap & solid pole piece with vent channels
• Innovative high-velocity, cast aluminum vented frame spacer ring
• Magnet ID Faraday ring & pole cap Faraday ring for smoother response
• Competition-grade paper cone with strong foam surround
• Spring-loaded terminals for secure wiring
• Massive linear Xmax of 22mm with 41mm X-Mech mechanical excursion limit

What’s New in the SA v.3 Series?

The SA v.3 series builds on the proven v.2 platform while introducing major enhancements:

• Increased Excursion: Coil length increased by 5mm for 22mm of one-way linear Xmax.
• Improved Stability: Taller cones and wider spiders for better linearity and coil control.
• Optimized Cooling: 3D FEA-engineered spider packs and advanced venting for heat management.
• Locked-in Faraday Ring: Physically secured by the T-Yoke for distortion reduction and smooth response.
• “Little Brother” to the U v.2: Shares updated venting and frame design with Sundown’s flagship series.

Specifications

Enclosure Recommendations

• Sealed Enclosure: 1.0 cu ft
• Ported Enclosure: 1.75 cu ft
• Tuning Frequency: 35 Hz
• Recommended Port Area: 26 sq in
• Displacement: 0.18 cu ft

Dimensions

• Mounting Depth: 8.4″
• Outside Diameter: 12.84″
• Cut-Out Diameter: 11.2″

Why Choose the Sundown Audio SA-12 v.3?

With its competition-grade design, 22mm of linear Xmax, and nearly bottomless excursion limits, the Sundown SA-12 v.3 is built to handle serious bass while staying clean and controlled. Whether you’re building a daily driver or chasing SPL numbers, the SA-12 v.3 delivers Sundown’s legendary performance and durability.