The Reference Audio RA-Helios10 D4 10-inch Dual 4-Ohm Slim Subwoofer is designed for drivers who want deep, powerful bass in limited space. With a slim profile, flexible wiring, and durable construction, it’s perfect for under-seat or tight-box installations without sacrificing sound quality.

• 10-inch Slim Subwoofer built for tight spaces and compact installs

• Dual 4-Ohm voice coils for flexible wiring options

• 600W RMS power handling for reliable performance

• 1200W peak power for strong bass bursts

• Slim-mount design fits under seats or shallow enclosures

• Composite cone ensures clean, accurate bass

• Durable rubber surround extends subwoofer life

• Works in sealed or ported enclosures for tuning flexibility

The Reference Audio RA-Helios10 D4 10-inch Dual 4-Ohm Slim Subwoofer delivers big bass from a slim design, making it ideal for vehicles with limited space. Its composite cone and rubber surround provide accurate, punchy bass while ensuring long-lasting durability.

Moreover, with 600W RMS and 1200W peak power handling, the Helios10 D4 is built to perform every day. In addition, its dual 4-ohm voice coils give you wiring flexibility, making it easy to match with your amplifier setup.

Therefore, whether installed under a seat or in a shallow enclosure, this slim subwoofer ensures strong, clear bass without taking up room. As a result, it’s the perfect upgrade for car audio enthusiasts who want both space savings and sound quality.

Specifications