Hifonics HAC-1500.1D Colossus Pro Super Class-D Mono Block Subwoofer Amplifier – 1500 Watts
Deliver powerful, controlled bass performance with the Hifonics HAC-1500.1D Colossus Pro Super Class-D Mono Block Subwoofer Amplifier. Built for serious automotive audio enthusiasts, this high-output mono amplifier delivers 1,500 watts of maximum power and combines advanced Class-D efficiency with premium components designed for reliable, hard-hitting subwoofer performance.
The HAC-1500.1D is part of Hifonics’ Colossus Pro amplifier lineup, featuring a high-efficiency design, Ultra-Fi MOSFET output technology, ultra-low EMI construction, and advanced tuning controls. Its dedicated mono block configuration provides the focused power needed to drive powerful subwoofer systems while maintaining clean and consistent output.
Key Features
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1500 Watts Maximum Power Output for deep, powerful bass performance
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Super Class-D Mono Block Design optimized for subwoofer applications
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1 Ohm Stable Operation for flexible subwoofer wiring configurations
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Power Output:
- 1500 Watts x 1 Channel @ 1 Ohm
- 750 Watts x 1 Channel @ 2 Ohms
- 375 Watts x 1 Channel @ 4 Ohms
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Ultra-Fi MOSFET Output Devices for efficient power delivery and improved thermal performance
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High-Efficiency Half Bridge Design for increased output capability
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Ultra-Low EMI Design helps reduce interference with vehicle electronics
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High-End Preamplifier Circuit for compatibility with a wide range of audio sources
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Nickel-Plated RCA Inputs for reliable and corrosion-resistant signal connections
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Variable Electronic Crossovers for precise system tuning
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Low-Pass, High-Pass, and Full-Range Crossover Modes for installation flexibility
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Variable Bass Boost Control (0–12dB) for customized low-frequency adjustment
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Variable Speed Fan Cooling System for improved heat management
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LED Power/Protect Indicator for system monitoring
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Thermal, Overload, and Speaker Short Protection for safe operation
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Wired Bass Level Remote Included for convenient bass adjustments
High-Performance Bass Made Efficient
The Hifonics HAC-1500.1D Colossus Pro amplifier is engineered to provide serious bass output while maintaining efficient operation. The Class-D platform helps reduce heat generation and improves power efficiency, making it an excellent choice for custom subwoofer installations where space and performance matter.
With adjustable crossover controls, bass boost, and remote level adjustment, the HAC-1500.1D allows users to fine-tune their system for different subwoofers, enclosure styles, and vehicle acoustics. Whether building a daily listening system or a high-output bass setup, this amplifier delivers the control and performance expected from the Colossus Pro series.
Specifications
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Brand: Hifonics
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Series: Colossus Pro
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Model: HAC-1500.1D
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Amplifier Type: Mono Block Subwoofer Amplifier
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Amplifier Class: Super Class-D / Class-D
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Channels: 1
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Maximum Power Output: 1500 Watts
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Power Output:
- 1500W x 1 @ 1 Ohm
- 750W x 1 @ 2 Ohms
- 375W x 1 @ 4 Ohms
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Frequency Response: 10Hz–10kHz
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THD: 0.1%
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Signal-to-Noise Ratio: 88dB
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Bass Boost: 0–12dB
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Input Sensitivity: 0.2V–8V
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Crossover Modes: High-Pass / Low-Pass / Full Range
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Remote Bass Control: Included
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Fuse Rating: 125A
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Maximum Wire Size: 1/0 AWG
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Protection: Thermal, overload, and speaker short protection
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Warranty: 1 Year
Why Choose the Hifonics HAC-1500.1D?
The Hifonics HAC-1500.1D Colossus Pro Mono Block Amplifier delivers a powerful combination of output, efficiency, and tuning flexibility. With 1,500 watts of power, advanced Class-D technology, and professional-level features, it is an ideal amplifier for drivers who want stronger bass performance without sacrificing control or reliability.
Upgrade your vehicle’s low-frequency system with the Hifonics HAC-1500.1D — engineered for deep bass, efficient power delivery, and legendary Colossus Pro performance.
