Description
The Hypex FusionAmp FA501 is the dedicated subwoofer amplifier in the Fusion range—a DSP‑enabled NCORE® plate amplifier delivering a commanding 500 W RMS output. Engineered for uncompromising low‑frequency performance, the FA501 provides the depth, control, and authority needed to anchor high‑end active loudspeakers with powerful, articulate bass.
At its heart lies Hypex’s renowned NCORE® technology, celebrated for ultra‑low distortion and absolute transparency. Combined with advanced DSP capability—including both IIR and FIR filters—the FA501 gives you the precision tools to shape subwoofer response, integrate seamlessly with mains, and adapt to any room with surgical accuracy.
The FA501 offers versatile input options, including balanced XLR in/out, unbalanced RCA, and a high‑level input, ensuring seamless compatibility with a wide range of audio sources and system setups.
Its front panel features a dedicated gain control knob, allowing quick and precise volume adjustments for an optimized listening experience. For added convenience, the FA501 can be paired with the Fusion Remote Kit or Fusion OLED Display, enabling full remote‑control functionality so you can manage your audio system effortlessly from a distance.
Whether you’re designing a DIY subwoofer, a studio reference system, or a home cinema setup that demands visceral low‑end impact, the FA501 delivers bass that feels alive—tight, deep, and effortlessly controlled. It’s the ultimate choice for builders who want their subwoofers to combine raw power with refined musicality
The FA501 has one powerful 500 Wrms Ncore® amplifier.
Dimensions: 280 * 135 x 55 mm
Weight: 925 gram
Specifications
Connections
- Analogue balanced XLR in and through
- Analogue unbalanced RCA input
- High level input
- USB 2.0 configuration interface
Features
- FIR filters now included 4500 taps for the input channel and 1500 taps per output channel
- 15 biquads per amplifier
- Three selectable presets for filters
- Source selection
- Signal detect
- Auto shutdown
- Clip protect
- Thermal protect
- Filter protection
What is included in the box:
- The Hypex FusionAmp FA501
- A printed copy of the user guide
- Speaker connection cables
- High-level input connector
Available Accessories
Hypex Filter Design (HFD) is also available for free download at the Hypex website along with up to date manuals and firmware.
Take a look at this cool customer subwoofer project here









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