





Sundown Audio SAEv4-900.5 5-Channel Amplifier
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Subwoofer Wiring Diagram
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- Power (Ch. 1-4) — 120W x 4 @ 2Ω, 80W x 4 @ 4Ω RMS
- Power (Ch. 5) — 500W @ 1Ω, 325W @ 2Ω, 225W @ 4Ω RMS
- Design — Hi-fidelity Class A/B+D
- Crossovers — Variable 12dB LPF/HPF 40Hz–5kHz (Ch. 1-4)
- Subsonic Filter — Variable 12dB, 10Hz–40Hz (Ch. 5)
This Listing Includes: (1) Sundown Audio SAEv4-900.5 5-Channel Amplifier
The SAEv4-900.5 is a high-fidelity Class A/B+D five-channel amplifier designed to drive an entire system from a single chassis, with 980 watts of RMS power and a 6V max input sensitivity. Channels 1-4 deliver 120W x 4 at 2 ohms and 80W x 4 at 4 ohms, while channel 5 puts out 500W at 1 ohm for a subwoofer. The all-new chassis and heatsink carry 33% more aluminum to keep the amp cool, and variable subsonic, high pass, and low pass filters are paired with a 4-way protection circuit covering thermal, voltage, speaker short, and DC offset. Authorized Sundown Audio dealer at JS Ultimate Sounds. Free shipping on orders $99+.
Features
- Latest half-bridge technology in a compact design
- All-new chassis and heatsink with 33% more aluminum
- Variable subsonic, high pass, and low pass filters
- 4-way protection: thermal, voltage, speaker short, DC offset
- Optional wired remote control with clipping indicator
Specifications
| Power Ch. 1-4 @ 2Ω | 120W x 4 |
| Power Ch. 1-4 @ 4Ω | 80W x 4 |
| Power Ch. 5 @ 1Ω | 500W x 1 |
| Power Ch. 5 @ 2Ω | 325W x 1 |
| Power Ch. 5 @ 4Ω | 225W x 1 |
| Design | Hi-fidelity Class A/B+D |
| LPF/HPF (Ch. 1-4) | Variable 12dB, 40Hz–5kHz |
| LPF (Ch. 5) | Variable 12dB, 40Hz–250Hz |
| Subsonic Filter (Ch. 5) | Variable 12dB, 10Hz–40Hz |
| Input Sensitivity | 6V max |
| Protection | Thermal, voltage, speaker short, DC-offset |


