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Sundown Audio SAE-150.4 Class A/B 4-Channel Amplifier - 150W x 4 @ 4Ω - High-Power Car Speaker Amp with Variable Filters & Advanced Protection

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Availability: In Stock.
Fulfilled by WoofersEtc

Arrives Thursday, Jan 8
Order within 11 hours and 15 minutes
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Wattage: 150 Watts


Features

  • High-Power Precision: Sundown Audio SAE-150.4 Class A/B 4-channel amplifier delivers robust power: 150W x 4 @ 4. Engineered for high-fidelity car audio, it provides clean, powerful signals to drive your speakers with precision and clarity.
  • Total System Control: Gain complete command over your sound with variable 12dB low pass, high pass, and subsonic filters (40Hz-5kHz range). This allows precise tuning for optimal audio quality and speaker protection, ensuring seamless integration with your car audio setup and creating the perfect sound for your vehicle.
  • Compact & Efficient: Featuring an all-new chassis with 33% more aluminum heat sink, the SAE-150.4 ensures superior thermal control, keeping your system cool even during intense listening sessions. Its compact dimensions (17.95 L x 6.3 W x 2.75 H) offer flexible installation while maintaining high efficiency.
  • Built to Protect Itself: For ultimate reliability, this amplifier includes robust 4-way protection circuitry against thermal, voltage, speaker short, and DC-offset issues. Power and protection indicators provide real-time status updates, safeguarding your amplifier and connected speakers for long-lasting durability.
  • Superior Audio Quality: Designed with a high Signal-to-Noise Ratio of 92dB and an exceptionally low noise floor, the SAEv4-150.4 delivers crystal-clear audio. Its 6V max input sensitivity ensures compatibility with various head units, providing clean, detailed sound for an immersive listening experience.

Description

Sundown Audio SAE-150.4 Class A/B 4-Channel Amplifier: High-Power Car Speaker AmpThe Sundown Audio SAE-150.4 Class A/B 4-Channel Amplifier, with SAEv4 architecture, upgrades car audio with powerful, clean sound. Its redesigned chassis and enhanced heatsink ensure optimal performance and long-term reliability, providing precision and clarity with up to 900 watts total output.HIGH-POWER PRECISION: Delivers 150W RMS x 4 @ 4 Ohms, 225W RMS x 4 @ 2 Ohms, and 450W RMS x 2 @ 4 Ohms bridged (900W total). This Class A/B design balances power, audio quality, and affordability via SAEv4 half-bridge technology for clean signals.TOTAL SYSTEM CONTROL: Offers precise audio control with variable 12dB low pass, high pass, and subsonic filters (40Hz-5kHz). This allows perfect frequency response tailoring, eliminating unwanted frequencies and optimizing sound staging with detailed control.COMPACT & EFFICIENT: Features a new chassis and heatsink with 33% more aluminum for superior thermal control, ensuring consistent performance and prolonged lifespan. Its compact 17.95” L x 6.3” W x 2.75” H size enables flexible, efficient installation while delivering powerful audio.ROBUST PROTECTION: Includes a robust 4-way protection circuit safeguarding against thermal overload, voltage fluctuations, speaker shorts, and DC-offset.SUPERIOR AUDIO QUALITY: Delivers exceptional audio with a high 92DB Signal-to-Noise Ratio and an exceptionally low noise floor for minimal background noise and enhanced clarity. With 6V max input sensitivity and DC 10.5V - 15.5V operation, it integrates seamlessly for a pure, immersive listening experience.

Item dimensions L x W x H: 17.95 x 6.3 x 2.75 inches


Manufacturer: Sundown Audio


Maximum Supply Voltage: 15.5 Volts (DC)


Minimum Supply Voltage: 10.5 Volts (DC)


Mounting Type: Freestanding


Product Dimensions ‏ : ‎ 17.95 x 6.3 x 2.75 inches; 11 Pounds


Item model number ‏ : ‎ SAEv.4-150.4


Date First Available ‏ : ‎ June 21, 2024


Manufacturer ‏ : ‎ Sundown Audio


Best Sellers Rank: #114,648 in Electronics (See Top 100 in Electronics) #256 in Car Multichannel Amplifiers


#256 in Car Multichannel Amplifiers:


Customer Reviews: 4.6 4.6 out of 5 stars (2)


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Thursday, Jan 8

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • 4 channel
Wattage: 100 Watts
Great amp for price point. Sundown has good resale value. Sturdy, robust quality. Not cheap, not too expensive.
Reviewed in the United States on December 11, 2025 by Hasenpfeffer Hasenpfeffer

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