Epicenter5004 - 4 Channel Power Amplifier
The Epicenter 5004 is built for sound engineers and venue operators who need to drive multiple speaker zones from a single rack unit. This 4-channel power amplifier delivers the headroom to run your mains, monitors, and subwoofers simultaneously without compromising performance.
Each channel delivers 500 watts RMS at 8 ohms or 850 watts RMS at 4 ohms, with bridge mode capability that combines pairs for 1,600 watts RMS per bridged channel. The total system output reaches 2,000 watts RMS at 8 ohms or 3,400 watts RMS at 4 ohms across all four channels.
The amplifier maintains a frequency response of 5Hz to 50kHz with less than 0.05% THD, ensuring clean power delivery across the full audio spectrum. A signal-to-noise ratio exceeding 99dB keeps your mix free from unwanted noise, while the high damping factor of over 400 provides tight driver control. Independent volume controls for each channel allow precise level matching between different speaker zones.
This configuration handles venues up to 500 people when driving a full PA system with mains and monitors, or can power eight 18-inch subwoofer cabinets for high-SPL applications. Churches benefit from the ability to run sanctuary mains, lobby speakers, and stage monitors from one amplifier. Mobile DJs can consolidate their rack space while maintaining separate control over dance floor speakers and booth monitors.
All four channels feature XLR inputs and Speakon outputs for professional connectivity. The 2-rack-space unit includes dual cooling fans and weighs 69 pounds.
Seismic Audio backs the Epicenter 5004 with a full warranty and ships free to the continental US. Professional-grade power delivery at a price point that makes sense for working audio professionals.
Technical Specifications
| Spec | Value |
|---|---|
| Model | Epicenter 5004 |
| Channels | 4 |
| Power Output (8Ω) | 4 x 500W RMS |
| Power Output (4Ω) | 4 x 850W RMS |
| Bridge Mode Power (8Ω) | 2 x 1,600W RMS |
| Total System Power (8Ω) | 2,000W RMS |
| Total System Power (4Ω) | 3,400W RMS |
| Frequency Response | 5Hz - 50kHz ±0.5dB |
| THD+N | <0.05% @ 8Ω 1/3 Power |
| Signal-to-Noise Ratio | >99dB |
| Slew Rate | 30V/µS |
| Damping Factor | >400 |
| Crosstalk | >65dB @ 8Ω 1kHz |
| Input Impedance | 20kΩ (Balanced) / 10kΩ (Unbalanced) |
| Input Sensitivity | 1V |
| Input Connectors | XLR (4 channels) |
| Output Connectors | Speakon (4 channels) |
| Operating Modes | Stereo, Bridge, Mono |
| Power Requirements | AC 110V, 50-60Hz |
| Rack Spaces | 2U |
| Dimensions | Standard 19" rack mount |
| Weight | 69 lbs |
| Recommended For | Live sound reinforcement, church systems, DJ setups |
Frequently Asked Questions
How much venue space can the Epicenter 5004 handle?
The Epicenter 5004 can power PA systems for venues up to 500 people when driving a complete setup with mains, monitors, and subwoofers. For outdoor events or high-SPL applications, it easily handles eight 18-inch subwoofer cabinets. The 3,400 watts RMS total output at 4 ohms provides substantial headroom for demanding live sound applications.
What cables do I need to connect the Epicenter 5004?
You'll need XLR cables to connect your mixer or audio source to the amplifier's four input channels. For speaker connections, use Speakon-to-Speakon cables to connect to your PA speakers, monitors, or subwoofers. The amplifier includes standard IEC power connection for AC power input.
Can I bridge channels for higher power output?
Yes, the Epicenter 5004 supports bridge mode operation, allowing you to combine channel pairs for higher power output. In bridge mode, you get 1,600 watts RMS per bridged pair at 8 ohms. This configuration is ideal when you need maximum power for subwoofers or large main speakers while still maintaining separate amplifier channels for monitors.
How does this compare to running separate amplifiers?
The 4-channel design consolidates what would typically require multiple 2-channel amplifiers into a single 2-rack-space unit. This saves rack space, reduces AC power connections, and simplifies your setup while maintaining independent level control for each channel. You can run mains, monitors, and subwoofers from one amplifier instead of managing multiple units.
What protection features does the Epicenter 5004 include?
The amplifier includes comprehensive output protection circuitry with front-panel indicators for power, signal presence, clipping, and protection mode activation. Dual cooling fans maintain safe operating temperatures during extended use. The protection system automatically engages when it detects potentially damaging conditions, protecting both the amplifier and your connected speakers.
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