SounDigital EVO PS 2000.4 — Compact 4-Channel Class-D Motorcycle Amplifier (2,000W RMS / 500W x4 @ 1Ω)
| Channels | 4 Channel |
| Power | 4x500W RMS |
| Year Range | 1998-2013, 2014-2023, 2024+ |
SounDigital EVO PS 2000.4 — 4-Channel 2000W Compact Amplifier for Motorcycle Audio Systems
The SounDigital EVO PS 2000.4 is a high-power 4-channel amplifier designed for serious motorcycle audio systems where space is limited but output demands are high. Delivering up to 500 W RMS per channel depending on impedance version, it is ideal for pro-audio front stages, high-efficiency mid-bass drivers, and aggressive Harley Touring SPL builds.
Key Features
- Massive output: Up to 4 × 500 W RMS or 2 × 1000 W RMS bridged (model dependent).
- High-efficiency Class-D topology built for motorcycle electrical systems.
- Compact, sealed chassis fits inside fairings, saddlebags, and amp trays.
- Bridgeable architecture for flexible system design.
- High-level & low-level inputs for OEM or aftermarket head units.
- Advanced thermal, short-circuit & overload protection for long-term reliability.
- 8–16 V operating range ideal for Harley charging systems.
Why It Works on Harleys
- Serious power density for 6.5″, 8″ or 10″ pro-audio speakers.
- Small footprint perfect for Street Glide and Road Glide fairing installs.
- Clean, controlled output that cuts through wind and exhaust noise.
- Flexible wiring options (4-channel, bridged 2-channel, mixed mode).
- Engineered for hot weather with strong thermal efficiency for Australian riding.
Recommended System Use
- Front Stage Power: Pro-audio 6.5″ or 8″ speakers for extreme clarity and volume.
- Full Bike System: Run front + rear speakers across all four channels.
- Bridged Mid-Bass System: 2 × 1000 W RMS for heavy mid-bass drivers.
- SPL Builds: High-output competition-style Harley audio setups.
Fitment
- Designed for Harley-Davidson Touring motorcycles.
- Fits Street Glide, Road Glide, Ultra Limited, CVO, and custom baggers.
- Compatible with most aftermarket amp racks and fairing mounts.
Specifications
| Impedance Versions | 2Ω or 4Ω models available |
| Power @ 4Ω (2Ω Version) | 4 × 218 W RMS |
| Power @ 2Ω (2Ω Version) | 4 × 330 W RMS |
| Power @ 1Ω (2Ω Version) | 4 × 500 W RMS |
| Bridged @ 4Ω (2Ω Version) | 2 × 660 W RMS |
| Bridged @ 2Ω (2Ω Version) | 2 × 1000 W RMS |
| Power @ 4Ω (4Ω Version) | 4 × 330 W RMS |
| Power @ 2Ω (4Ω Version) | 4 × 500 W RMS |
| Bridged @ 4Ω (4Ω Version) | 2 × 1000 W RMS |
| Operating Voltage | 8 – 16 V |
| Current Draw (Music) | 85 A |
| Current Draw (Max) | 171 A |
| Recommended Fuse (Music) | 100 A (2Ω) / 90 A (4Ω) |
| Total Efficiency | 81% |
| Damping Factor | 200 |
| Frequency Response (-3dB) | 5 Hz – 22 kHz |
| Signal-to-Noise Ratio | 90 dB |
| HPF | 45 Hz – 850 Hz |
| LPF | 45 Hz – 850 Hz |
| THD + N (10% Rated Power) | 0.1% |
| Dimensions (Inches) | 8.4 × 5.8 × 2.4 in |
| Dimensions (CM) | 21.4 × 14.9 × 6.2 cm |
Need System Advice?
The EVO PS 2000.4 is ideal for aggressive Harley Touring audio builds where high output, flexibility, and compact size are essential. If you're planning your system, we can help match speakers, wiring, and charging upgrades for maximum performance.
Australia Shipping:
- Under $500 → $19.95
- $500–$2,500 → $14.95
- Over $2,500 → FREE
- Bulky items → +$24.95 surcharge (waived over $2,500)
Fast dispatch from Brisbane. Same-day shipping on in-stock orders before 1pm AEST.
Change-of-mind returns: We accept returns within 7 days of delivery on unused, unopened products in original sealed packaging. Restocking fees apply (20–30%). Return shipping is the customer's responsibility.
No returns on opened audio gear, installed items, custom orders, or special-order products. Please check fitment carefully before installing.
Faulty or incorrect items: If you experience an issue, contact us with photos/video and your order number. We'll assess the claim and arrange repair, replacement, or refund for verified faults under the Australian Consumer Law.
Fitment assistance: If you're unsure about compatibility, reach out before ordering—we're happy to help.