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Orion Car Audio
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Orion HCCA151SPLX – 15 Inch Dual 1 Ohm Extreme SPL Subwoofer | 7500W RMS Bass Power

Sale price $1,799.99 Regular price $1,999.99
Shipping calculated at checkout.

Key features

  • Subwoofer size: 15.0 inches
  • RMS power per subwoofer: 7500 W
  • Voice-coil options: D1
  • Voice-coil diameter: 4 inches
  • Surround: NBR foam
  • Dust cap: Polypropylene


Description

The Orion HCCA151SPLX is a 15-inch dual 1-ohm SPLX competition subwoofer engineered for record-level output in extreme SPL builds, designed to pair with high-voltage, competition-grade amplifiers.

  • 15 inch dual 1 ohm extreme SPL subwoofer: Dual 1Ω voice coils enable ultra-low impedance wiring, allowing connection to high-voltage amps for maximum power delivery.
  • 7500W RMS / 30000W peak power handling: Handles sustained high-power output and short bursts typical of competition setups, delivering aggressive bass under demanding conditions.
  • Massive 4” high-temperature voice coil: Large coil area manages heat during long competition runs, helping maintain output consistency.
  • Moisture- and UV-resistant glass fiber reinforced paper cone: Combines strength with environmental durability to withstand harsh installation environments and extended use.
  • Reinforced NBR foam surround: Supports violent cone movement and maintains alignment during massive excursions common in SPL builds.
  • Polypropylene dustcap: Adds cone stability and protection, contributing to reliable long-term performance.
  • Huge 690 oz triple-stack ceramic magnet: Delivers substantial motor force to sustain high output levels across the operating range.
  • Designed for SPLX-level output: Engineered specifically to maximize performance in SPLX competition scenarios.
  • Optimized for extreme competition-style enclosures: Tuned and built to perform in enclosures typical of extreme SPL vehicles and demo setups.

Benefits: In a serious SPL build, this sub excels in extreme competition vehicles, demo monsters, and record-chasing bass walls. Its dual 1Ω wiring and 7500W RMS rating require appropriate high-voltage amplifiers to unleash the full capability. The combination of a reinforced cone and high-temp voice coil supports sustained extreme-output sessions, while the large magnet and robust surround maintain control and stability during massive excursions. This sub is intended for multi-sub, high-power installations where extreme low-frequency output and consistency under heat are critical.

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Power-matched options for one subwoofer or one complete loaded enclosure. We aim to include same-brand choices when their ratings qualify.

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Suggestions use 75–125% of the subwoofer’s RMS rating at the wiring load shown. Check wiring, enclosure needs, electrical capacity and installation space. Set gain and filters correctly to avoid overpowering the subwoofer. Buying more than one subwoofer changes the match.