Engineered for Serious Sound
Precision-built audio solutions designed to deliver power, clarity,
and reliability in any environment.
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HEX-FP3500.1D
Extreme Bass Power with HEX-FP3500.1D
The HEX Audio HEX-FP3500.1D monoblock amplifier is engineered to deliver extreme bass performance for serious car audio enthusiasts. With 3500 watts RMS power and Class-D efficiency, this amplifier provides massive output while maintaining reliable operation.
Designed for High-Power Subwoofer Systems
The HEX-FP3500.1D is specifically designed for powering subwoofers in high-output systems. Its 1-ohm stable design allows it to deliver maximum power to compatible subwoofer configurations.
Efficient and Reliable Performance
A high-speed MOSFET power supply and advanced amplifier circuitry ensure stable performance and efficient power delivery even during demanding bass playback.
Flexible System Tuning
Adjustable crossover filters, subsonic filters, bass boost controls, and remote bass level adjustment allow users to fine-tune the amplifier’s output for optimal low-frequency performance.
Specs
| Specification | Details |
| Amplifier Type | Monoblock Class-D |
| RMS Power @ 1 Ohm | 3500 Watts |
| Peak Power | ~5500 Watts |
| Stable Impedance | 1 Ohm |
| Frequency Response | ~20 Hz – 250 Hz |
| Bass Boost | 0 – 9 dB |
| Subsonic Filter | 10 – 50 Hz |
| Power Supply | High-Speed MOSFET |
| Protection Circuits | Thermal, Overload, Short-Circuit |
| Remote Bass Control | Included |



