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The FEUR FU-A10K is a power amplifier with frequency response 7Hz - 34kHz, input impedance 20k Ohms, power consumption 2400W / 50A Peak. It is built for installers, touring rigs and permanent sound systems.
The FU-A10K is a professional 10-channel Class D amplifier engineered for maximum channel density without sacrificing power, efficiency or reliability. Designed for modern installations and touring systems, it replaces multiple amplifiers with a single high-density solution.
At a Glance
| Description | Tour Grade 4 Channel |
| Frequency Response | 7Hz - 34kHz |
| Signal to Noise | > 112dB |
| Input Sensitivity | 0.7V |
| THD at 1 kHz | < 0.5% |
| Input Impedance | 20k Ohms |
| Input Connectors | 3 pin XLR |
| Output Connectors | 4 Pin Speakon |
Where Is the FU-A10K Used?
FEUR lists these as the professional applications for this model:
- Live Sound Touring Racks: Multi-channel drive for line arrays and subs in compact, efficient racks.
- Fixed Installations: Hotels, convention centers and mega-churches needing high channel count in limited rack space.
- Distributed PA Systems: Multi-zone audio in malls, campuses and corporate facilities from a single amplifier frame.
- Broadcast & Production Facilities: Clean, low-THD power for control rooms, studios and OB trucks.
What Comes in the Box?
- 1× K Series power amplifier (model per order)
- IEC power cable
- Rack-mount hardware
- User manual
Specifications
| Description | Tour Grade 4 Channel |
| Frequency Response | 7Hz - 34kHz |
| Signal to Noise | > 112dB |
| Input Sensitivity | 0.7V |
| THD at 1 kHz | < 0.5% |
| Input Impedance | 20k Ohms |
| Input Connectors | 3 pin XLR |
| Output Connectors | 4 Pin Speakon |
| Power Consumption | 2400W / 50A Peak |
| Rating: 4 Ω Stereo | 4000W |
| Rating: 8 Ω Stereo | 3300W |
| Rating: 4 Ω Bridge | 10000W |
| Rating: 8 Ω Bridge | 7000W |
Certifications and Industry Recognition
| NAMM Member | Member of the National Association of Music Merchants, the global trade association for the music products industry. |
| USA Verified | Manufactured and quality checked under FEUR's USA verification standards. |
| CE Marking | Compliant with European Union safety, health and environmental protection directives. |
| RoHS Compliant | Free from restricted hazardous substances under the RoHS directive. |
Why FEUR?
FEUR was founded in Germany by a team of engineers and sound specialists who set out to make professional audio equipment that performs at a high level and stays within reach of the people who actually use it every week. Where most of the industry aims either at high-end studio work or at the bottom of the market, FEUR builds for the working middle: independent artists, houses of worship, schools, mobile operators and installed systems that need gear to show up and work every week.
Frequently Asked Questions
Is this a genuine FEUR product?
Yes. Victory is a veteran owned dealer in Miami and units ship new in original packaging.
Does the FU-A10K come with a warranty?
Yes. It carries the FEUR manufacturer warranty against defects in materials and workmanship. Keep your invoice and call us at 844-687-4208 if you ever need service.
How does the K Series differ from the TRA Series?
The K Series uses a switching power supply optimized for tour-grade portability and high instantaneous peak power delivery. The TRA Series uses a toroidal transformer, offering superior stability in permanent installations and regions with fluctuating mains voltage.
Is the FU-A10K suitable for multi-zone or bi-amp applications?
Yes. As a 4-channel amplifier, the FU-A10K is well-suited for distributed audio systems, bi-amping active speaker arrays, or driving multiple speaker zones from a single rack unit.
What speaker systems benefit most from the FU-A14K?
The FU-A14K is ideal for driving large passive subwoofer stacks and high-power main PA arrays at major concerts and festival productions.
Why Victory Musical Instruments?
Victory Musical Instruments is a veteran owned pro audio and musical instrument dealer based in Miami, Florida. We are working musicians and certified audio engineers, not a fulfillment warehouse, so when you call us about a speaker or an amplifier you are talking to someone who has actually run one at a gig. Every unit ships new in original manufacturer packaging. Call us at 844-687-4208 and we will help you spec the right thing the first time.