Horizon HZS 12" Subwoofer

Sundown Audio SW-HZS12D4 Horizon HZS 12" Shallow Mount Subwoofer | 600W RMS Dual 4 Ohm | Cast Basket

Get the deep, powerful bass you want without giving up valuable installation space. The Sundown Audio Horizon HZS 12 was engineered specifically for enthusiasts who need true low-frequency performance in shallow mounting applications. Whether you're building a truck enclosure, upgrading a Jeep, or designing a stealth audio system, the HZS 12 delivers authentic Sundown Audio performance while fitting where many traditional subwoofers simply can't.

Rated at 600 Watts RMS , the HZS 12 features the new heavy-duty cast aluminum basket , a 2.5-inch black aluminum voice coil , high-roll surround , progressive spider suspension , and an advanced vented motor design to provide excellent thermal management, reliability, and clean bass performance. The larger 12-inch cone area moves more air than the 10-inch model, making it an excellent choice for customers seeking deeper bass and increased low-frequency output while maintaining a shallow mounting profile.

Why You'll Love It

✔ 600 Watts RMS Continuous Power Handling

✔ New Heavy-Duty Cast Aluminum Basket Design

✔ Dual 4 Ohm Voice Coils

✔ Designed Specifically for Shallow Mount Installations

✔ Larger 12-Inch Cone for Greater Low-Frequency Output

✔ Excellent Performance in Compact Sealed or Ported Enclosures

✔ High-Roll Surround for Increased Linear Excursion

✔ Progressive Spider Suspension for Outstanding Control

✔ Vented Motor Design for Improved Cooling & Reliability

✔ Built for Years of Daily Performance

Perfect For

• Behind Truck Seat Enclosures

• Under-Seat Truck Box Builds

• SUVs & Crossovers

• Space-Limited Installations

• Stealth Audio Systems

• Daily Driver Bass Upgrades

• High-Performance SQL Builds

• Customers Wanting More Output Than a Typical 10-Inch Shallow Subwoofer

Product Overview