Diamond Audio 12" HEX Series Dual Voice Coil Subwoofer (2Ω) - H122

Diamond Audio 12" HEX Series Dual Voice Coil Subwoofer (2Ω) - H122

Unleash deep, commanding bass with the Diamond Audio H122 HEX Series 12-inch dual voice coil subwoofer (2Ω), engineered for high-efficiency car audio systems that demand precision, durability, and serious low-frequency output. Inspired by the advanced HEX PRO platform, this 12" subwoofer delivers powerful, musical bass with exceptional control and reliability.

At the heart of the H122 12-inch subwoofer is a massive 3-inch high-temperature dual voice coil, built on a treated aluminum former for superior strength and heat resistance. With 600W RMS and 1200W MAX power handling, this high-performance car subwoofer produces tight, impactful bass while maintaining clarity at high output levels. The dual 2-ohm voice coil configuration allows flexible wiring options, improving amplifier efficiency and maximizing system performance.

Thermal management is a key advantage of the HEX Series subwoofer, featuring a rugged cast aluminum frame paired with a solid-core aluminum radial heat sink. This design efficiently dissipates heat, reducing power compression and ensuring consistent performance during extended listening sessions.

The fiber weave cone, reinforced with a treated paper backing, provides fast transient response and excellent rigidity. This results in precise, controlled bass with deep low-frequency extension, making it ideal for both daily driving systems and high-output builds.

Built for long-term durability, the Diamond Audio H122 incorporates premium materials and advanced engineering to deliver reliable, distortion-free bass in demanding environments.

The Diamond Audio HEX Series 12-inch subwoofer delivers powerful, clean, and controlled bass, making it the perfect upgrade for car audio enthusiasts seeking performance, efficiency, and long-lasting reliability.

Features

• 12" dual voice coil subwoofer (2Ω)
• 600W RMS / 1200W MAX power handling
• 3" high-temperature voice coil for extreme durability
• Cast aluminum basket with radial heat sink cooling
• Fiber weave cone for tight, accurate bass response
• Flexible wiring for optimized amplifier performance
• Designed for high-output and competition-level systems

What our Experts Think

• High-performance 12-inch HEX Series subwoofer engineered for deep, accurate bass and premium sound quality.
• Dual 2Ω voice coil design offers flexible wiring configurations for optimized amplifier matching.
• Large 12-inch cone delivers powerful low-frequency response with excellent depth and impact.
• Built for high-power audio systems with durable components designed to handle demanding performance.
• Precision-engineered motor structure provides tight, controlled bass with reduced distortion.
• Compatible with sealed or ported enclosures, allowing tuning for sound quality or maximum output.
• Robust construction ensures reliable performance during extended high-volume listening sessions.
• An excellent choice for bass enthusiasts seeking powerful, clean, and responsive low-frequency performance.

   
Q&A    

Q: What is the Diamond Audio H122 designed for?
A: The H122 is a 12" HEX Series dual voice coil subwoofer designed for high-performance car audio systems that demand deep, accurate, and powerful bass.

Q: How much power can the H122 handle?
A: It handles 600W RMS and 1200W maximum power with a dual 2Ω voice coil configuration, providing flexible amplifier wiring options.

Q: What features improve the H122's bass performance?
A: It features an exotic fiber weave cone, 3" high-temperature aluminum voice coil, cast aluminum basket, and solid-core radial heat sink for powerful bass, durability, and efficient cooling.

Q: What enclosure works best with the H122?
A: The H122 is optimized for both sealed and ported enclosures, allowing you to choose between tight musical bass or higher-output performance.

Q: Why choose the Diamond Audio H122?
A: It combines high power handling, durable construction, advanced thermal management, and deep, controlled bass for a premium car audio upgrade.

Maintenance Tips    

• Clean the subwoofer cone and surround with a soft, dry microfiber cloth to remove dust and debris.
• Inspect speaker terminals and wiring regularly for secure, corrosion-free connections.
• Ensure the subwoofer is mounted firmly to minimize vibration and maintain optimal bass performance.
• Avoid exposing the subwoofer to excessive moisture, heat, or direct sunlight.
• Check for distortion, buzzing, or unusual noises and address issues promptly.
• Use a properly matched amplifier with correct gain and crossover settings to protect the subwoofer and extend its lifespan.